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5R4GY BRIMAR 6202 5R4GYS RT Tubes Rectifier Audio Note Allnic ModWright WOO

Ende: 06.08. 2023 14:37:11 am Sonntag
  • Zustand: Gebraucht
  • Preis: 136.67 EUR Auktion
  • Status: nicht verkauft
  • Artikelnummer: 285403709264
  • Anzahl Gebote: 0
  • Verkäufer: oldaudio-guy (326|100.0%)
  • Verkäufertyp: Privat
  • Ort: Rockford, Michigan USA
  • Versand nach: US
  • Versandkosten: 32,93 EUR
  • bei ebay
  • Beschreibung

    One 5R4GY/6202 Brimar tube, Perfect & Tested on my WE KS- 15750- L1 at 110%. Also tested in CARY 845 Amp. One 5R4GYS RT tube ((NOTE; THE RT 5R4GYS TUBE HAS THE GUIDE PIN GROUND DOWN MOST OF THE WAY. )) Tested on my WE KS- 15750- L1 at 100%. Check other Auctions!

6SN7GTA GE Tubes Set Of 3 WOO BAT CARY AES Shindo Atlas Audio Note Schiit Gibson

Ende: 06.08. 2023 14:37:11 am Sonntag
  • Zustand: Gebraucht
  • Preis: 25.86 EUR Auktion
  • Status: nicht verkauft
  • Artikelnummer: 285403709288
  • Anzahl Gebote: 0
  • Verkäufer: oldaudio-guy (326|100.0%)
  • Verkäufertyp: Privat
  • Ort: Rockford, Michigan USA
  • Versand nach: US
  • Versandkosten: 29,58 EUR
  • bei ebay
  • Beschreibung

    6SN7GTA GE tubes. For that BIG FAT 1950s sound. Tested good & strong on my Hickok 539 Calibrated tester as shown in Photos, Reject is 1640 Mu. Matched Set of 3. From a lifetime collection of a BIG TIME radio/tube collector. Check out other auctions for radio tubes from this radio mans estate. GE 9

Woo Audio WA6 (2nd Gen) silver + pair Vintage RCA 13DE7 Tubes

Ende: 04.08. 2023 17:39:32 am Freitag
  • Zustand: Gebraucht
  • Preis: 550.0 EUR Auktion
  • Status: nicht verkauft
  • Artikelnummer: 235107303362
  • Anzahl Gebote: 0
  • Verkäufer: markus_scheu (130|100.0%)
  • Verkäufertyp: Privat
  • Ort: München Deutschland
  • Versand nach: DE
  • Versandkosten: 9,49 EUR
  • bei ebay
  • Beschreibung

    Ich biete meinen Woo Audio WA6 (2nd Gen) silver zum Verkauf. Mit dabei ist das Standard Röhren-Set und ein Par Vintage RCA 13DE7 Tubes. Der Verstärker kommt in Originalverpackung. Privatverkauf. keine Gewährleistung. keine Rücknahme. Versand nur innerhalb Deutschlands.

DUMONT 13DE7 VACUUM TUBES gm MATCHED PAIR 1960s BLK GREY PLT NOS NIB WOO AUDIO

Ende: 03.08. 2023 15:14:18 am Donnerstag
  • Zustand: Neu: Sonstige
  • Preis: 36.45 EUR FESTPREIS
  • Status: nicht verkauft
  • Artikelnummer: 225684053425
  • Verkäufer: mercedesman6572 (16530|99.8%)
  • Verkäufertyp: Gewerblich (mit Basis Shop)
  • Ort: Tonopah, Arizona USA
  • Versand nach: Worldwide
  • Versandkosten: 20,52 EUR
  • bei ebay
  • Beschreibung

      TUBE HUNTER VACUUM TUBE GEMS THESE ARE THE SPECIFICS OF THE TUBE/TUBES/PARTS FOR SALE THESE ARE THE TUBE/TUBES/PARTS FOR SALE:  MANUFACTURER:    DUMONT PRODUCTION CITY:                                    NEW JERSEY TUBE TYPE:   13DE7 DESIGNATION:                                             PREAMP TUBES YEAR:     1960s MONTH:      Date code match    NO SILK SCREEN CONDITION %:                    100% MICA:   2 PLATES:   BLACK  GM%:   119%,119% AND 121%, 120% SINGLE/PAIR/QUAD/MULTI:   PAIR GETTER:                                                         LARGE O GETTER DATE CODE                                                     THE gm PERCENTAGES IN THE TABLE ARE FROM THE B&K 747B I USED FOR NORMAL TESTING. This auction is for a PAIR OF TUBES !!! These are very special DUMONT 13DE7 TUBES. They are DUMONT tubes that were hand screen for low noise and low microphonics. Of all the tubes I have sold over the years DUMONT tubes are the finest for microphonics and noise,  This is a nearly perfect example of one pair of the best sounding 13DE7s tubes ever made. You will not be disappointed in this tube. I guarantee it. The silkscreen on these tubes is near perfect.  They will test NOS and sound great. Normal 0 false false false EN-US X-NONE X-NONE On my tester a B&K 747 tester:    Below 55 = BAD      55-66 = ?     65 -100 = GOOD     100-120+ = NOS     *********************************************************************************** IMPORTANT NOTE ON FILLING ORDERS With NOS tubes we will substitute NOS American tubes with NOS American of a different brand to fill an order if we are short the brand listed. If you are brand sensitive let me know BEFORE you order.  NOTES ON PHOTO PROPS:  THE RCA DOG, PHONOGRAPH, REDDY KILLOWATT, AND OTHER STATUETTES, INCLUDING DEVICES TO MAKE TUBES OR OTHER PARTS STAND UP STRAIGHT, ARE NOT PART OF THE SALE. THIS IS TRUE OF ANY PROPS USED IN PHOTOGRAPHY IN THE LISTING THAT ARE NOT SPECIFICALLY CALLED OUT IN THE LISTING AS ITEMS FOR SALE. NOTES ON PHOTOS FOR SINGLE TUBES: IF YOU ARE BUYING A SINGLE TUBE: FOR THE MOST PART WITH TUBES UNDER 15 DOLLARS WE ARE USING STOCK PHOTOS FOR SINGLES. YOUR MILEAGE MAY VARY. YOU WILL RECEIVE A NEW TUBE. IT WILL TEST NOS. IT MAY OR MAY NOT BE ONE OF THE ONES IN THE PICTURE. WE GET TUBES IN ALL THE TIME. WITH SINGLES OF A LOW VALUE WE ARE NOT PICKY ABOUT DATES AND CONSTRUCTION AND THINGS LIKE THAT. WE ALSO MAY SUBSTITUE A TUBE BY A DIFFERENT MANUFACTOR IF WE ARE LOW ON STOCK OF THAT BRAND SUCH AS AN RCA FOR A GE FOR EXAMPLE, BUT WE WILL NOT SEND A JAPANESE BRAND FOR A USA MADE TUBE, OR A LOWER QUALITY TUBE IN ANY WAY. IF WE ARE SELLING A PAIR, OR A HIGH VALUE SINGLE THEN WE GET SERIOUS ABOUT SUCH THINGS.  NOTES ON MATCHING: 1. TRIODES SIMILAR TO 12AX7 ARE DONE ON A TEKTRONIX 576 CURVE TRACER IF I HAVE MATCHED THEM WITH THIS MACHINE I GUARANTEE THAT THESE MATCHED PAIRS WILL BE NOT BE ABLE TO DIFFERENTIATED WITH THE HUMAN EAR IN A PREAMP CIRCUIT.  2. ON OTHER TUBE I USE A CALIBRATED HICKOK 600A TO MATCH TUBES. 3. ON MODERN TUBES, FOR WHICH THE 600A CANNOT PERFORM TESTS, I USE THE CALIBRATED B&K 747B TUBE TESTER. NOTES ON THE BOXES. LISTING WILL GENERALLY HAVE INFORMATION ABOUT ANY BOXES ASSOCIATED WITH THE TUBES FOR SALE. THESE ARE THE OPTIONS: 1. ORIGINAL BOXES IN VARYING CONDITION. THESE BOXES WILL BE THE ORIGINAL BOXES THE TUBES CAME IN AND WILL SHOW AGING IN VARYING DEGREES. THESE TUBES ARE ASSUMED TO BE NEW AND WILL TEST AS NOS. 2. NO BOXES PROVIDED (NONE AVAILABLE USUALLY USED AND SHOULD BE ASSUMED TO BE USED UNLESS OTHERWISE STATED. 3. REPURPOSED BOXES. THESE ARE BOXES OF THE SAME MANUFACTURER. THESE WILL HAVE A LABEL OVER THE TUBE NUMBER THAT REFLECTS THE TUBE BEING SOLD. THESE TUBES SHOULD BE ASSUMED TO BE USED UNLESS OTHERWISE STATED. 4. TUBEHUNTER BOXES. THESE ARE BOXES I HAVE MADE WITH GREAT TIME AND EXPENSE TO PROTECT YOUR VACUUM TUBES AND PROVIDE FOR STORAGE AND EASY IDENTIFICATION. TUBES IN THESE BOXES SHOULD BE ASSUMED TO BE USED UNLESS OTHERWISE STATED. 5. WHITE BOXES. SHOULD BE SELF EXPLANATORY. NOTES ON TESTING OF TUBES: THIS IS DONE ON A NUMBER OF TESTING DEVICES 1. TEKTRONIX CURVE TRACER 2. B&K 747 TUBE TESTER 3. MERCURY 1000 DYNAMIC MUTUAL CONDUCTANCE TESTER 4. HICKOK 600A DYNAMIC MUTUAL CONDUCTANCE TUBE TESTER  I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok,  Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy. 5.    Please NOTE: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else. 6. VERY IMPORTANT NOTE!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!!  Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage. 7. NOTE I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy.  8. NOTE. TESTING RESULTS SHOW HOW THE TUBE IS PERFORMING  NOW.  TESTING RESULTS DO NOT SHOW HOW OLD A TUBE IS OR HOW MANY HOURS IT HAS BEEN USED. HOWEVER IF A TUBE TEST NOS YOU CAN BE ASSURED IT WILL LAST A LONG TIME AND IS WORKING VERY WELL. NOTES ON CUSTOMER RELATIONS: I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. NOTES ON RETURNS: 1.  NOTE: RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer.2. NOTE: We almost always have a replacement available of the same or sometimes even higher quality. Please note that it is our desire TO DO BUSINESS! We never rip anyone off.......EVER. 3. NOTE: If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button.4. NOTE: Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping.5.    PLEASE NOTE:  Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT. 6. NOTE: UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! International customers NOTE:1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. NOTE: Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause large numbers of normally honest folks to make false statements, we urge you to work for change of those laws. 3 NOTE: International buyers if you bought more than one item and want combined shipping it will ship in 2 days.4. NOTE: And all the Angels sang because the heavenly music was playing and it was turned all the way up.     Listing and template services provided by inkFrog

Woo Audio WA22/WA6SE  Balanced headphone Tube Amplifier

Ende: 02.08. 2023 20:49:04 am Mittwoch
  • Zustand: Gebraucht
  • Preis: 2053.2 EUR FESTPREIS
  • Status: nicht verkauft
  • Artikelnummer: 404385851290
  • Verkäufer: okc_50 (4|100.0%)
  • Verkäufertyp: Privat
  • Ort: Miami, Florida USA
  • Versand nach: US
  • Versandkosten: EUR
  • bei ebay
  • Beschreibung

    Woo Audio WA22 Balanced headphone Tube Amplifier. Tubes: 6SN7 driver x 2, 6080 power x 2, 5U4G rectifier x 1Polytetrafluoroethylene (PTFE) tube socketsALPS RK27 4-channel balanced smooth potentiometerFully-balanced design, Class-APower output: up to 1.5 watts per channel @32 Ohms [recommended for power demanding headphones] Transformer-coupled, Point-to-Point wiring, Pseudo-dual power supplyPhase Splitter for use with unbalanced componentsHI / LO impedance settingXLR input x 1, RCA input x 1Dual 3-pin XLR (left and right channel), 4-pin XLR and 1/4 (6.3mm) stereo headphone outputsXLR balanced PREAMP output (<50 ohms)Anodized aluminum chassis, available in black or silverSelf-biasing with compatible tubes [chart]Dimensions: 7(H), 12(W), 10½(D) amplifier 25 lbs.Designed and assembled in New York, USAThree-year limited warranty [learn more] Highlights

GE 13DE7 VACUUM TUBES gm MATCHED PAIR 1960s ALL BLACK PLT NOS NIB WOO AUDIO #2

Ende: 30.07. 2023 22:44:36 am Sonntag
  • Zustand: Neu: Sonstige
  • Preis: 35.82 EUR FESTPREIS
  • Status: nicht verkauft
  • Artikelnummer: 325728812677
  • Verkäufer: mercedesman6572 (16496|99.7%)
  • Verkäufertyp: Gewerblich (mit Basis Shop)
  • Ort: Tonopah, Arizona USA
  • Versand nach: Worldwide
  • Versandkosten: 20,82 EUR
  • bei ebay
  • Beschreibung

      TUBE HUNTER VACUUM TUBE GEMS THESE ARE THE SPECIFICS OF THE TUBE/TUBES/PARTS FOR SALE THESE ARE THE TUBE/TUBES/PARTS FOR SALE:  MANUFACTURER:    GE PRODUCTION CITY:                                    NEW JERSEY TUBE TYPE:   13DE7 DESIGNATION:                                             PREAMP TUBES YEAR:     1960s MONTH:       Date code match    NO SILK SCREEN CONDITION %:                    100% MICA:   2 PLATES:   BLACK  GM%:   117%,118% AND 117%, 119% SINGLE/PAIR/QUAD/MULTI:   PAIR GETTER:                                                         O  GETTER DATE CODE                                                   KU = 1965 AND MV = 1966 EARLY ALL BLACK SHINY PLATES. RARE.  THE gm PERCENTAGES IN THE TABLE ARE FROM THE B&K 747B I USED FOR NORMAL TESTING. This auction is for a PAIR OF TUBES !!! These are very special GE 13DE7 TUBES. They are GE tubes that were hand screen for low noise and low microphonics. Of all the tubes I have sold over the years GE tubes are the finest for microphonics and noise,  This is a nearly perfect example of one pair of the best sounding 13DE7s tubes ever made. You will not be disappointed in this tube. I guarantee it. The silkscreen on these tubes is near perfect.  They will test NOS and sound great. Normal 0 false false false EN-US X-NONE X-NONE On my tester a B&K 747 tester:    Below 55 = BAD      55-66 = ?     65 -100 = GOOD     100-120+ = NOS     *********************************************************************************** IMPORTANT NOTE ON FILLING ORDERS With NOS tubes we will substitute NOS American tubes with NOS American of a different brand to fill an order if we are short the brand listed. If you are brand sensitive let me know BEFORE you order.  NOTES ON PHOTO PROPS:  THE RCA DOG, PHONOGRAPH, REDDY KILLOWATT, AND OTHER STATUETTES, INCLUDING DEVICES TO MAKE TUBES OR OTHER PARTS STAND UP STRAIGHT, ARE NOT PART OF THE SALE. THIS IS TRUE OF ANY PROPS USED IN PHOTOGRAPHY IN THE LISTING THAT ARE NOT SPECIFICALLY CALLED OUT IN THE LISTING AS ITEMS FOR SALE. NOTES ON PHOTOS FOR SINGLE TUBES: IF YOU ARE BUYING A SINGLE TUBE: FOR THE MOST PART WITH TUBES UNDER 15 DOLLARS WE ARE USING STOCK PHOTOS FOR SINGLES. YOUR MILEAGE MAY VARY. YOU WILL RECEIVE A NEW TUBE. IT WILL TEST NOS. IT MAY OR MAY NOT BE ONE OF THE ONES IN THE PICTURE. WE GET TUBES IN ALL THE TIME. WITH SINGLES OF A LOW VALUE WE ARE NOT PICKY ABOUT DATES AND CONSTRUCTION AND THINGS LIKE THAT. WE ALSO MAY SUBSTITUE A TUBE BY A DIFFERENT MANUFACTOR IF WE ARE LOW ON STOCK OF THAT BRAND SUCH AS AN RCA FOR A GE FOR EXAMPLE, BUT WE WILL NOT SEND A JAPANESE BRAND FOR A USA MADE TUBE, OR A LOWER QUALITY TUBE IN ANY WAY. IF WE ARE SELLING A PAIR, OR A HIGH VALUE SINGLE THEN WE GET SERIOUS ABOUT SUCH THINGS.  NOTES ON MATCHING: 1. TRIODES SIMILAR TO 12AX7 ARE DONE ON A TEKTRONIX 576 CURVE TRACER IF I HAVE MATCHED THEM WITH THIS MACHINE I GUARANTEE THAT THESE MATCHED PAIRS WILL BE NOT BE ABLE TO DIFFERENTIATED WITH THE HUMAN EAR IN A PREAMP CIRCUIT.  2. ON OTHER TUBE I USE A CALIBRATED HICKOK 600A TO MATCH TUBES. 3. ON MODERN TUBES, FOR WHICH THE 600A CANNOT PERFORM TESTS, I USE THE CALIBRATED B&K 747B TUBE TESTER. NOTES ON THE BOXES. LISTING WILL GENERALLY HAVE INFORMATION ABOUT ANY BOXES ASSOCIATED WITH THE TUBES FOR SALE. THESE ARE THE OPTIONS: 1. ORIGINAL BOXES IN VARYING CONDITION. THESE BOXES WILL BE THE ORIGINAL BOXES THE TUBES CAME IN AND WILL SHOW AGING IN VARYING DEGREES. THESE TUBES ARE ASSUMED TO BE NEW AND WILL TEST AS NOS. 2. NO BOXES PROVIDED (NONE AVAILABLE USUALLY USED AND SHOULD BE ASSUMED TO BE USED UNLESS OTHERWISE STATED. 3. REPURPOSED BOXES. THESE ARE BOXES OF THE SAME MANUFACTURER. THESE WILL HAVE A LABEL OVER THE TUBE NUMBER THAT REFLECTS THE TUBE BEING SOLD. THESE TUBES SHOULD BE ASSUMED TO BE USED UNLESS OTHERWISE STATED. 4. TUBEHUNTER BOXES. THESE ARE BOXES I HAVE MADE WITH GREAT TIME AND EXPENSE TO PROTECT YOUR VACUUM TUBES AND PROVIDE FOR STORAGE AND EASY IDENTIFICATION. TUBES IN THESE BOXES SHOULD BE ASSUMED TO BE USED UNLESS OTHERWISE STATED. 5. WHITE BOXES. SHOULD BE SELF EXPLANATORY. NOTES ON TESTING OF TUBES: THIS IS DONE ON A NUMBER OF TESTING DEVICES 1. TEKTRONIX CURVE TRACER 2. B&K 747 TUBE TESTER 3. MERCURY 1000 DYNAMIC MUTUAL CONDUCTANCE TESTER 4. HICKOK 600A DYNAMIC MUTUAL CONDUCTANCE TUBE TESTER  I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok,  Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy. 5.    Please NOTE: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else. 6. VERY IMPORTANT NOTE!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!!  Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage. 7. NOTE I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy.  8. NOTE. TESTING RESULTS SHOW HOW THE TUBE IS PERFORMING  NOW.  TESTING RESULTS DO NOT SHOW HOW OLD A TUBE IS OR HOW MANY HOURS IT HAS BEEN USED. HOWEVER IF A TUBE TEST NOS YOU CAN BE ASSURED IT WILL LAST A LONG TIME AND IS WORKING VERY WELL. NOTES ON CUSTOMER RELATIONS: I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. NOTES ON RETURNS: 1.  NOTE: RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer.2. NOTE: We almost always have a replacement available of the same or sometimes even higher quality. Please note that it is our desire TO DO BUSINESS! We never rip anyone off.......EVER. 3. NOTE: If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button.4. NOTE: Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping.5.    PLEASE NOTE:  Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT. 6. NOTE: UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! International customers NOTE:1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. NOTE: Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause large numbers of normally honest folks to make false statements, we urge you to work for change of those laws. 3 NOTE: International buyers if you bought more than one item and want combined shipping it will ship in 2 days.4. NOTE: And all the Angels sang because the heavenly music was playing and it was turned all the way up.     Listing and template services provided by inkFrog

Woo Audio WA6 (2nd Gen) silver + pair Vintage RCA 13DE7 Tubes

Ende: 28.07. 2023 17:38:48 am Freitag
  • Zustand: Gebraucht
  • Preis: 550.0 EUR Auktion
  • Status: nicht verkauft
  • Artikelnummer: 235098608317
  • Anzahl Gebote: 0
  • Verkäufer: markus_scheu (129|100.0%)
  • Verkäufertyp: Privat
  • Ort: München Deutschland
  • Versand nach: DE
  • Versandkosten: 9,49 EUR
  • bei ebay
  • Beschreibung

    Ich biete meinen Woo Audio WA6 (2nd Gen) silver zum Verkauf. Mit dabei ist das Standard Röhren-Set und ein Par Vintage RCA 13DE7 Tubes. Der Verstärker kommt in Originalverpackung. Privatverkauf. keine Gewährleistung. keine Rücknahme. Versand nur innerhalb Deutschlands.

SYLVANIA 6DE7 VACUUM TUBE MATCH PAIR WOO AUDIO HALICRAFTER LAFAYETTE HEATHKIT

Ende: 28.07. 2023 02:09:48 am Freitag
  • Zustand: Neu: Sonstige
  • Preis: 27.44 EUR FESTPREIS
  • Status: nicht verkauft
  • Artikelnummer: 325726350911
  • Verkäufer: mercedesman6572 (16494|99.7%)
  • Verkäufertyp: Gewerblich (mit Basis Shop)
  • Ort: Tonopah, Arizona USA
  • Versand nach: Worldwide
  • Versandkosten: 20,9 EUR
  • bei ebay
  • Beschreibung

      TUBE HUNTER VACUUM TUBE GEMS THESE ARE THE SPECIFICS OF THE TUBE/TUBES FOR SALE THESE ARE THE TUBE/TUBES FOR SALE:    MANUFACTURER:                             SYLVANIA PRODUCTION CITY:                                    USA TUBE TYPE:   6DE7 DESIGNATION:                                             POWER PENTODE YEAR:     1960s MONTH:     Date code match   YES SILK SCREEN CONDITION %:                    100% MICA:   2 PLATES:   LONG  BLACK GM%:   118%,AND 121% SINGLE/PAIR/QUAD/MULTI:   PAIR GETTER:                                                         O  GETTER DATE CODE                                                   EFY This auction is for one PAIR. Nice SYLVANIA PAIR 6DE7. Tests wonderful. NOS NIB GUARANTEED NO DOA. Normal 0 false false false EN-US X-NONE X-NONE On my tester a B&K 747 tester:    Below 55 = BAD      55-65 = ?     65 -100 = Good     100-120+ = NOS      I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. ALL CUSTOMERS PLEASE READ ALL NOTES BEFORE BUYING FROM ME !! 1.  RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer. If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button. Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping. 2.    PLEASE NOTE:  Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT. 3.  UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! 4. TESTING: I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok,  Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy.5.    Please note: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else. 6. VERY IMPORTANT!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!!  Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage. 7. I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy.  International customers note: 1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause large numbers of normally honest folks to make false statements, we urge you to work for change of those laws. 3 International buyers if you bought more than one item and want combined shipping it will ship in 2 days. 4. And all the Angels sang because the heavenly music was playing and it was turned all the way up.     Listing and template services provided by inkFrog

TRUETONE RCA 6DE7 VACUUM TUBE SINGLE WOO AUDIO HALICRAFTERS LAFAYETTE HEATHKIT

Ende: 26.07. 2023 22:16:54 am Mittwoch
  • Zustand: Neu: Sonstige
  • Preis: 12.95 EUR FESTPREIS
  • Status: nicht verkauft
  • Artikelnummer: 325720320031
  • Verkäufer: mercedesman6572 (16488|99.7%)
  • Verkäufertyp: Gewerblich (mit Basis Shop)
  • Ort: Tonopah, Arizona USA
  • Versand nach: Worldwide
  • Versandkosten: 18,24 EUR
  • bei ebay
  • Beschreibung

      TUBE HUNTER VACUUM TUBE GEMS THESE ARE THE SPECIFICS OF THE TUBE/TUBES FOR SALE THESE ARE THE TUBE/TUBES FOR SALE:    MANUFACTURER:                              TRUETONE PRODUCTION CITY:                                    USA TUBE TYPE:   6DE7 DESIGNATION:                                             POWER PENTODE YEAR:     1960s MONTH:      Date code match   YES SILK SCREEN CONDITION %:                    100% MICA:   2 PLATES:   LONG  BLACK GM%:   118%,AND 121% SINGLE/PAIR/QUAD/MULTI:   SINGLE GETTER:                                                         O  GETTER DATE CODE                                                    This auction is for one TUBE. Nice TRUETONE RCA 6DE7. Tests wonderful. NOS NIB GUARANTEED NO DOA. Normal 0 false false false EN-US X-NONE X-NONE On my tester a B&K 747 tester:    Below 55 = BAD      55-65 = ?     65 -100 = Good     100-120+ = NOS      I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. ALL CUSTOMERS PLEASE READ ALL NOTES BEFORE BUYING FROM ME !! 1.  RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer. If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button. Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping. 2.    PLEASE NOTE:  Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT. 3.  UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! 4. TESTING: I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok,  Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy.5.    Please note: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else. 6. VERY IMPORTANT!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!!  Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage. 7. I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy.  International customers note: 1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause Listing and template services provided by inkFrog

5R4GY BRIMAR 6202 5R4GYS RT Tubes Rectifier Audio Note Allnic ModWright WOO

Ende: 26.07. 2023 20:44:01 am Mittwoch
  • Zustand: Gebraucht
  • Preis: 136.4 EUR Auktion
  • Status: nicht verkauft
  • Artikelnummer: 285385359549
  • Anzahl Gebote: 0
  • Verkäufer: oldaudio-guy (322|100.0%)
  • Verkäufertyp: Privat
  • Ort: Rockford, Michigan USA
  • Versand nach: US
  • Versandkosten: 32,02 EUR
  • bei ebay
  • Beschreibung

    One 5R4GY/6202 Brimar tube, Perfect & Tested on my WE KS- 15750- L1 at 110%. Also tested in CARY 845 Amp. One 5R4GYS RT tube ((NOTE; THE RT 5R4GYS TUBE HAS THE GUIDE PIN GROUND DOWN MOST OF THE WAY. )) Tested on my WE KS- 15750- L1 at 100%. Check other Auctions!

6336A GE Tung-Sol Tubes Set Of 3 Tested WOO Audio DIY Power Supply OTL Amplifier

Ende: 26.07. 2023 20:44:01 am Mittwoch
  • Zustand: Gebraucht
  • Preis: 53.45 EUR Auktion
  • Status: nicht verkauft
  • Artikelnummer: 285385359592
  • Anzahl Gebote: 0
  • Verkäufer: oldaudio-guy (322|100.0%)
  • Verkäufertyp: Privat
  • Ort: Rockford, Michigan USA
  • Versand nach: US
  • Versandkosten: 40,58 EUR
  • bei ebay
  • Beschreibung

    6336A GE branded, Tung-sol tubes. Set of 3. Tested on my WE Hickok KS-15750-L1 Tester as 6080. Mu results as shown in Pictures. From estate of avid radio/tube collector. Check other Auctions!

6SN7GTA GE Tubes Set Of 3 WOO BAT CARY AES Shindo Atlas Audio Note Schiit Gibson

Ende: 26.07. 2023 20:31:01 am Mittwoch
  • Zustand: Gebraucht
  • Preis: 25.81 EUR Auktion
  • Status: nicht verkauft
  • Artikelnummer: 285385347966
  • Anzahl Gebote: 0
  • Verkäufer: oldaudio-guy (322|100.0%)
  • Verkäufertyp: Privat
  • Ort: Rockford, Michigan USA
  • Versand nach: US
  • Versandkosten: 29,0 EUR
  • bei ebay
  • Beschreibung

    6SN7GTA GE tubes. For that BIG FAT 1950s sound. Tested good & strong on my Hickok 539 Calibrated tester as shown in Photos, Reject is 1640 Mu. Matched Set of 3. From a lifetime collection of a BIG TIME radio/tube collector. Check out other auctions for radio tubes from this radio mans estate. GE 9

98 -- 04 Audi A6 Bose Subwoofer Bass Box w/ AMP P/N 4B5035382A

Ende: 25.07. 2023 18:45:43 am Dienstag
  • Zustand: Gebraucht
  • Preis: 29.39 EUR Auktion
  • Status: nicht verkauft
  • Artikelnummer: 195888996857
  • Anzahl Gebote: 0
  • Verkäufer: iroaco7 (327|100.0%)
  • Verkäufertyp: Privat
  • Ort: Maryville, Tennessee USA
  • Versand nach: US
  • Versandkosten: 101,78 EUR
  • bei ebay
  • Beschreibung

    Used Audi P/N 4B5035382A Sub woofer and amp as mounted in the trunk as removed from a 2001 Audi A6.

RCA 6DE7 VACUUM TUBE SINGLE 1965 WOO AUDIO HALICRAFTERS LAFAYETTE HEATHKIT

Ende: 24.07. 2023 13:39:47 am Montag
  • Zustand: Neu: Sonstige
  • Preis: 12.95 EUR FESTPREIS
  • Status: nicht verkauft
  • Artikelnummer: 225655384094
  • Verkäufer: mercedesman6572 (16488|99.7%)
  • Verkäufertyp: Gewerblich (mit Basis Shop)
  • Ort: Tonopah, Arizona USA
  • Versand nach: Worldwide
  • Versandkosten: 18,24 EUR
  • bei ebay
  • Beschreibung

      TUBE HUNTER VACUUM TUBE GEMS THESE ARE THE SPECIFICS OF THE TUBE/TUBES FOR SALE THESE ARE THE TUBE/TUBES FOR SALE:    MANUFACTURER:                              RCA PRODUCTION CITY:                                    USA TUBE TYPE:   6DE7 DESIGNATION:                                             POWER PENTODE YEAR:     1960s MONTH:      Date code match   YES SILK SCREEN CONDITION %:                    100% MICA:   2 PLATES:   LONG  BLACK GM%:   118%,AND 121% SINGLE/PAIR/QUAD/MULTI:   SINGLE GETTER:                                                         O  GETTER DATE CODE                                                    This auction is for one TUBE. Nice RCA 6DE7. Tests wonderful. NOS NIB GUARANTEED NO DOA. Normal 0 false false false EN-US X-NONE X-NONE On my tester a B&K 747 tester:    Below 55 = BAD      55-65 = ?     65 -100 = Good     100-120+ = NOS      I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. ALL CUSTOMERS PLEASE READ ALL NOTES BEFORE BUYING FROM ME !! 1.  RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer. If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button. Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping. 2.    PLEASE NOTE:  Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT. 3.  UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! 4. TESTING: I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok,  Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy.5.    Please note: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else. 6. VERY IMPORTANT!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!!  Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage. 7. I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy.  International customers note: 1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause Listing and template services provided by inkFrog

Woo Audio WA6 (2nd Gen) silver + pair Vintage RCA 13DE7 Tubes

Ende: 21.07. 2023 17:38:07 am Freitag
  • Zustand: Gebraucht
  • Preis: 550.0 EUR Auktion
  • Status: nicht verkauft
  • Artikelnummer: 235089687868
  • Anzahl Gebote: 0
  • Verkäufer: markus_scheu (129|100.0%)
  • Verkäufertyp: Privat
  • Ort: München Deutschland
  • Versand nach: DE
  • Versandkosten: 9,49 EUR
  • bei ebay
  • Beschreibung

    Ich biete meinen Woo Audio WA6 (2nd Gen) silver zum Verkauf. Mit dabei ist das Standard Röhren-Set und ein Par Vintage RCA 13DE7 Tubes. Der Verstärker kommt in Originalverpackung. Privatverkauf. keine Gewährleistung. keine Rücknahme. Versand nur innerhalb Deutschlands.

Woo Audio Wa2 Rohr Kopfhörer Verstärker 6080 6922

Ende: 17.07. 2023 05:38:49 am Montag
  • Zustand: Gebraucht
  • Preis: 1572.8 EUR FESTPREIS
  • Status: nicht verkauft
  • Artikelnummer: 115851448009
  • Verkäufer: dr_nine (1212|98.3%)
  • Verkäufertyp: Gewerblich (mit Basis Shop)
  • Ort: Japan Japan
  • Versand nach: Worldwide
  • Versandkosten: 128,51 EUR
  • bei ebay
  • Beschreibung

    Woo Audio Wa2 Rohr Kopfhörer Verstärker 6080 6922Das Datenblatt dieses Produkts wurde ursprünglich auf Englisch verfasst. Unten finden Sie eine automatische Übersetzung ins Deutsche. Sollten Sie irgendwelche Fragen haben, kontaktieren Sie uns.Woo Audio Vakuumröhren-Kopfhörerverstärker WA2.Guter Zustand, keine auffälligen Kratzer.Es sind Kratzer usw. vorhanden.6080, 6922, 6CA4 werden für Vakuumröhren verwendet.Single-Ended-Klasse-A-Verstärker.Er/sie erfüllt ein solides Gefühl und ein Gefühl der Eigenverantwortung.Bitte verwenden Sie es in Kombination mit High-End-Kopfhörern und DAC.ZahlungSeien Sie versichert, dass unser Shop eine Vielzahl von Zahlungsmethoden anbietet.Bitte zahlen Sie innerhalb von 5 Tagen nach Auktionsende.Über unsWir befinden uns in Japan. Überprüfen Sie für elektrische Produkte den Hersteller und das Produkt und rechnen Sie die Spannung in das jeweilige Land um. Wir planen den Versand per FedEx oder DHL. Bitte kontaktieren Sie uns, da sich die Versandkosten in einigen Fällen ändern können. Es ist uns eine Freude, Sie glücklich zu machen, indem wir Ihnen unseren empfohlenen Artikel vorschlagen.Wenn Sie Fragen oder Wünsche zu Artikeln haben, wenden Sie sich bitte an uns.Internationale Käufer – Bitte beachten Sie:-Einfuhrzölle, Steuern und Gebühren sind nicht im Artikelpreis oder den Versandkosten enthalten. Diese Gebühren liegen in der Verantwortung des Käufers.- Bitte erkundigen Sie sich vor dem Bieten/Kauf beim Zollamt Ihres Landes, wie hoch diese zusätzlichen Kosten sein werden.-Diese Gebühren werden normalerweise von der liefernden Spedition (Versandfirma) oder bei der Abholung des Artikels erhoben – verwechseln Sie sie nicht mit zusätzlichen Versandkosten.-Wir kennzeichnen Warenwerte nicht unter dem Wert und kennzeichnen Artikel nicht als Geschenke. Die Vorschriften der US-amerikanischen und internationalen Regierung verbieten ein solches Verhalten.]]>Wir befinden uns in Japan. Überprüfen Sie für elektrische Produkte den Hersteller und das Produkt und rechnen Sie die Spannung in das jeweilige Land um. Wir planen den Versand per FedEx oder DHL. Bitte kontaktieren Sie uns, da sich die Versandkosten in einigen Fällen ändern können. -Einfuhrzölle, Steuern und Gebühren sind nicht im Artikelpreis oder den Versandkosten enthalten. Diese Gebühren liegen in der Verantwortung des Käufers. -Diese Gebühren werden normalerweise von der liefernden Spedition (Versandfirma) oder bei der Abholung des Artikels erhoben – verwechseln Sie sie nicht mit zusätzlichen Versandkosten. -Wir kennzeichnen Warenwerte nicht unter dem Wert und kennzeichnen Artikel nicht als Geschenke. Die Vorschriften der US-amerikanischen und internationalen Regierung verbieten ein Wir befinden uns in Japan. Überprüfen Sie für elektrische Produkte den Hersteller und das Produkt und rechnen Sie die Spannung in das jeweilige Land um. Wir planen den Versand per FedEx oder DHL. Bitte kontaktieren Sie uns, da sich die Versandkosten in einigen Fällen ändern können. -Einfuhrzölle, Steuern und Gebühren sind nicht im Artikelpreis oder den Versandkosten enthalten. Diese Gebühren liegen in der Verantwortung des Käufers. -Diese Gebühren werden normalerweise von der liefernden Spedition (Versandfirma) oder bei der Abholung des Artikels erhoben – verwechseln Sie sie nicht mit zusätzlichen Versandkosten. -Wir kennzeichnen Warenwerte nicht unter dem Wert und kennzeichnen Artikel nicht als Geschenke. Die Vorschriften der US-amerikanischen und internationalen Regierung verbieten ein Unit Quantity NA Unit Type NA MPN NA Country Japan Brand No Brand UPC NA Country/Region of Manufacture NA California Prop 65 Warning NA Model NA Type Tube Amplifier

GE 13DE7 VACUUM TUBES gm MATCHED PAIR 1960s ALL BLACK PLT NOS NIB WOO AUDIO #2

Ende: 12.07. 2023 14:38:58 am Mittwoch
  • Zustand: Neu: Sonstige
  • Preis: 28.32 EUR FESTPREIS
  • Status: nicht verkauft
  • Artikelnummer: 325693757854
  • Verkäufer: mercedesman6572 (16436|99.7%)
  • Verkäufertyp: Gewerblich (mit Basis Shop)
  • Ort: Tonopah, Arizona USA
  • Versand nach: Worldwide
  • Versandkosten: 21,18 EUR
  • bei ebay
  • Beschreibung

      TUBE HUNTER VACUUM TUBE GEMSTHESE ARE THE SPECIFICS OF THE TUBE/TUBES/PARTS FOR SALE THESE ARE THE TUBE/TUBES/PARTS FOR SALE:  MANUFACTURER:    GE PRODUCTION CITY:                                    NEW JERSEY TUBE TYPE:   13DE7 DESIGNATION:                                             PREAMP TUBES YEAR:     1960s MONTH:       Date code match    NO SILK SCREEN CONDITION %:                    100% MICA:   2 PLATES:   BLACK  GM%:   117%,118% AND 117%, 119% SINGLE/PAIR/QUAD/MULTI:   PAIR GETTER:                                                         O  GETTER DATE CODE                                                   KU = 1965 AND MV = 1966 EARLY ALL BLACK SHINY PLATES. RARE.  THE gm PERCENTAGES IN THE TABLE ARE FROM THE B&K 747B I USED FOR NORMAL TESTING.This auction is for a PAIR OF TUBES !!! These are very special GE 13DE7 TUBES. They are GE tubes that were hand screen for low noise and low microphonics. Of all the tubes I have sold over the years GE tubes are the finest for microphonics and noise,  This is a nearly perfect example of one pair of the best sounding 13DE7s tubes ever made. You will not be disappointed in this tube. I guarantee it. The silkscreen on these tubes is near perfect.  They will test NOS and sound great. Normal 0 false false false EN-US X-NONE X-NONE On my tester a B&K 747 tester:    Below 55 = BAD      55-66 = ?     65 -100 = GOOD     100-120+ = NOS     *********************************************************************************** IMPORTANT NOTE ON FILLING ORDERS With NOS tubes we will substitute NOS American tubes with NOS American of a different brand to fill an order if we are short the brand listed. If you are brand sensitive let me know BEFORE you order.  NOTES ON PHOTO PROPS:  THE RCA DOG, PHONOGRAPH, REDDY KILLOWATT, AND OTHER STATUETTES, INCLUDING DEVICES TO MAKE TUBES OR OTHER PARTS STAND UP STRAIGHT, ARE NOT PART OF THE SALE. THIS IS TRUE OF ANY PROPS USED IN PHOTOGRAPHY IN THE LISTING THAT ARE NOT SPECIFICALLY CALLED OUT IN THE LISTING AS ITEMS FOR SALE. NOTES ON PHOTOS FOR SINGLE TUBES: IF YOU ARE BUYING A SINGLE TUBE: FOR THE MOST PART WITH TUBES UNDER 15 DOLLARS WE ARE USING STOCK PHOTOS FOR SINGLES. YOUR MILEAGE MAY VARY. YOU WILL RECEIVE A NEW TUBE. IT WILL TEST NOS. IT MAY OR MAY NOT BE ONE OF THE ONES IN THE PICTURE. WE GET TUBES IN ALL THE TIME. WITH SINGLES OF A LOW VALUE WE ARE NOT PICKY ABOUT DATES AND CONSTRUCTION AND THINGS LIKE THAT. WE ALSO MAY SUBSTITUE A TUBE BY A DIFFERENT MANUFACTOR IF WE ARE LOW ON STOCK OF THAT BRAND SUCH AS AN RCA FOR A GE FOR EXAMPLE, BUT WE WILL NOT SEND A JAPANESE BRAND FOR A USA MADE TUBE, OR A LOWER QUALITY TUBE IN ANY WAY. IF WE ARE SELLING A PAIR, OR A HIGH VALUE SINGLE THEN WE GET SERIOUS ABOUT SUCH THINGS.  NOTES ON MATCHING: 1. TRIODES SIMILAR TO 12AX7 ARE DONE ON A TEKTRONIX 576 CURVE TRACER IF I HAVE MATCHED THEM WITH THIS MACHINE I GUARANTEE THAT THESE MATCHED PAIRS WILL BE NOT BE ABLE TO DIFFERENTIATED WITH THE HUMAN EAR IN A PREAMP CIRCUIT.  2. ON OTHER TUBE I USE A CALIBRATED HICKOK 600A TO MATCH TUBES. 3. ON MODERN TUBES, FOR WHICH THE 600A CANNOT PERFORM TESTS, I USE THE CALIBRATED B&K 747B TUBE TESTER. NOTES ON THE BOXES. LISTING WILL GENERALLY HAVE INFORMATION ABOUT ANY BOXES ASSOCIATED WITH THE TUBES FOR SALE. THESE ARE THE OPTIONS: 1. ORIGINAL BOXES IN VARYING CONDITION. THESE BOXES WILL BE THE ORIGINAL BOXES THE TUBES CAME IN AND WILL SHOW AGING IN VARYING DEGREES. THESE TUBES ARE ASSUMED TO BE NEW AND WILL TEST AS NOS. 2. NO BOXES PROVIDED (NONE AVAILABLE USUALLY USED AND SHOULD BE ASSUMED TO BE USED UNLESS OTHERWISE STATED. 3. REPURPOSED BOXES. THESE ARE BOXES OF THE SAME MANUFACTURER. THESE WILL HAVE A LABEL OVER THE TUBE NUMBER THAT REFLECTS THE TUBE BEING SOLD. THESE TUBES SHOULD BE ASSUMED TO BE USED UNLESS OTHERWISE STATED. 4. TUBEHUNTER BOXES. THESE ARE BOXES I HAVE MADE WITH GREAT TIME AND EXPENSE TO PROTECT YOUR VACUUM TUBES AND PROVIDE FOR STORAGE AND EASY IDENTIFICATION. TUBES IN THESE BOXES SHOULD BE ASSUMED TO BE USED UNLESS OTHERWISE STATED. 5. WHITE BOXES. SHOULD BE SELF EXPLANATORY. NOTES ON TESTING OF TUBES: THIS IS DONE ON A NUMBER OF TESTING DEVICES 1. TEKTRONIX CURVE TRACER 2. B&K 747 TUBE TESTER 3. MERCURY 1000 DYNAMIC MUTUAL CONDUCTANCE TESTER 4. HICKOK 600A DYNAMIC MUTUAL CONDUCTANCE TUBE TESTER  I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok,  Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy.5.    Please NOTE: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else.6. VERY IMPORTANT NOTE!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!!  Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage.7. NOTE I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy.  8. NOTE. TESTING RESULTS SHOW HOW THE TUBE IS PERFORMING  NOW.  TESTING RESULTS DO NOT SHOW HOW OLD A TUBE IS OR HOW MANY HOURS IT HAS BEEN USED. HOWEVER IF A TUBE TEST NOS YOU CAN BE ASSURED IT WILL LAST A LONG TIME AND IS WORKING VERY WELL. NOTES ON CUSTOMER RELATIONS: I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. NOTES ON RETURNS: 1.  NOTE: RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer.2. NOTE: We almost always have a replacement available of the same or sometimes even higher quality. Please note that it is our desire TO DO BUSINESS! We never rip anyone off.......EVER.3. NOTE: If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button.4. NOTE: Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping.5.    PLEASE NOTE:  Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT.6. NOTE: UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! International customers NOTE:1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. NOTE: Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause large numbers of normally honest folks to make false statements, we urge you to work for change of those laws.3 NOTE: International buyers if you bought more than one item and want combined shipping it will ship in 2 days.4. NOTE: And all the Angels sang because the heavenly music was playing and it was turned all the way up.    Listing and template services provided by inkFrog

Woo Audio Wa2 Tube Amplifier Headphone 6080 6922

Ende: 12.07. 2023 13:45:29 am Mittwoch
  • Zustand: Gebraucht
  • Preis: 1499.26 EUR FESTPREIS
  • Status: nicht verkauft
  • Artikelnummer: 354850044264
  • Verkäufer: naotoshop (2538|98.4%)
  • Verkäufertyp: Gewerblich (mit Basis Shop)
  • Ort: Tokyo Japan
  • Versand nach: Worldwide
  • Versandkosten: 0,0 EUR
  • bei ebay
  • Beschreibung

    It is in good condition with no noticeable scratches. There is some chafing. ??Please check the size before purchasing to save your precious time and effort in Returning.Thank you. SHIPPING:FREE International Buyers - Please Note:?Import duties, taxes and charges are not included in the item priceor shipping charges. These charges are the buyer’s responsibility.?Please check with your country’s customs office to determine what these additional costs will be prior to bidding/buying.?These charges are normally collected by the delivering freight (shipping) company or when you pick the item up - do not confuse them for additional shipping charges.Thank you.

98 -- 04 Audi A6 Bose Subwoofer Bass Box w/ AMP P/N 4B5035382A

Ende: 11.07. 2023 18:43:28 am Dienstag
  • Zustand: Gebraucht
  • Preis: 29.13 EUR Auktion
  • Status: nicht verkauft
  • Artikelnummer: 195859183478
  • Anzahl Gebote: 0
  • Verkäufer: iroaco7 (326|100.0%)
  • Verkäufertyp: Privat
  • Ort: Maryville, Tennessee USA
  • Versand nach: US
  • Versandkosten: 104,82 EUR
  • bei ebay
  • Beschreibung

    Used Audi P/N 4B5035382A Sub woofer and amp as mounted in the trunk as removed from a 2001 Audi A6.

SYLVANIA 6DE7 VACUUM TUBE MATCH PAIR WOO AUDIO HALICRAFTER LAFAYETTE HEATHKIT

Ende: 09.07. 2023 03:54:47 am Sonntag
  • Zustand: Neu: Sonstige
  • Preis: 21.84 EUR FESTPREIS
  • Status: nicht verkauft
  • Artikelnummer: 325688199126
  • Verkäufer: mercedesman6572 (16436|99.7%)
  • Verkäufertyp: Gewerblich (mit Basis Shop)
  • Ort: Tonopah, Arizona USA
  • Versand nach: Worldwide
  • Versandkosten: 18,19 EUR
  • bei ebay
  • Beschreibung

      TUBE HUNTER VACUUM TUBE GEMS THESE ARE THE SPECIFICS OF THE TUBE/TUBES FOR SALE THESE ARE THE TUBE/TUBES FOR SALE:    MANUFACTURER:                             SYLVANIA PRODUCTION CITY:                                    USA TUBE TYPE:   6DE7 DESIGNATION:                                             POWER PENTODE YEAR:     1960s MONTH:     Date code match   YES SILK SCREEN CONDITION %:                    100% MICA:   2 PLATES:   LONG  BLACK GM%:   118%,AND 121% SINGLE/PAIR/QUAD/MULTI:   PAIR GETTER:                                                         O  GETTER DATE CODE                                                   EFY This auction is for one PAIR. Nice SYLVANIA PAIR 6DE7. Tests wonderful. NOS NIB GUARANTEED NO DOA. Normal 0 false false false EN-US X-NONE X-NONE On my tester a B&K 747 tester:    Below 55 = BAD      55-65 = ?     65 -100 = Good     100-120+ = NOS      I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. ALL CUSTOMERS PLEASE READ ALL NOTES BEFORE BUYING FROM ME !! 1.  RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer. If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button. Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping. 2.    PLEASE NOTE:  Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT. 3.  UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! 4. TESTING: I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok,  Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy.5.    Please note: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else. 6. VERY IMPORTANT!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!!  Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage. 7. I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy.  International customers note: 1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause large numbers of normally honest folks to make false statements, we urge you to work for change of those laws. 3 International buyers if you bought more than one item and want combined shipping it will ship in 2 days. 4. And all the Angels sang because the heavenly music was playing and it was turned all the way up.     Listing and template services provided by inkFrog

Woo Audio WA6 Headphone Amplifier (USA buyers only)

Ende: 08.07. 2023 23:21:28 am Samstag
  • Zustand: Gebraucht
  • Preis: 294.45 EUR Auktion
  • Status: verkauft
  • Artikelnummer: 275930237125
  • Anzahl Gebote: 18
  • Verkäufer: howequals (234|96.7%)
  • Verkäufertyp: Privat
  • Ort: Keyport, New Jersey USA
  • Versand nach: US
  • Versandkosten: 35,0 EUR
  • bei ebay
  • Beschreibung

    This is the Woo Audio WA6 headphone amplifier in excellent condition. Item may show some signs of use. Item will come with various tubes and power cord. I will only ship to buyers within the USA. Happy bidding!

Woo Audio WA6 (2nd Gen) silver + pair Vintage RCA 13DE7 Tubes

Ende: 07.07. 2023 17:36:05 am Freitag
  • Zustand: Gebraucht
  • Preis: 550.0 EUR Auktion
  • Status: nicht verkauft
  • Artikelnummer: 235071487817
  • Anzahl Gebote: 0
  • Verkäufer: markus_scheu (123|100.0%)
  • Verkäufertyp: Privat
  • Ort: München Deutschland
  • Versand nach: DE
  • Versandkosten: 9,49 EUR
  • bei ebay
  • Beschreibung

    Ich biete meinen Woo Audio WA6 (2nd Gen) silver zum Verkauf. Mit dabei ist das Standard Röhren-Set und ein Par Vintage RCA 13DE7 Tubes. Der Verstärker kommt in Originalverpackung. Privatverkauf. keine Gewährleistung. keine Rücknahme. Versand nur innerhalb Deutschlands.

RCA 6DE7 VACUUM TUBE SINGLE 1965 WOO AUDIO HALICRAFTERS LAFAYETTE HEATHKIT

Ende: 05.07. 2023 14:51:28 am Mittwoch
  • Zustand: Neu: Sonstige
  • Preis: 10.17 EUR FESTPREIS
  • Status: nicht verkauft
  • Artikelnummer: 325686273459
  • Verkäufer: mercedesman6572 (16428|99.7%)
  • Verkäufertyp: Gewerblich (mit Basis Shop)
  • Ort: Tonopah, Arizona USA
  • Versand nach: Worldwide
  • Versandkosten: 18,57 EUR
  • bei ebay
  • Beschreibung

      TUBE HUNTER VACUUM TUBE GEMS THESE ARE THE SPECIFICS OF THE TUBE/TUBES FOR SALE THESE ARE THE TUBE/TUBES FOR SALE:    MANUFACTURER:                              RCA PRODUCTION CITY:                                    USA TUBE TYPE:   6DE7 DESIGNATION:                                             POWER PENTODE YEAR:     1960s MONTH:      Date code match   YES SILK SCREEN CONDITION %:                    100% MICA:   2 PLATES:   LONG  BLACK GM%:   118%,AND 121% SINGLE/PAIR/QUAD/MULTI:   SINGLE GETTER:                                                         O  GETTER DATE CODE                                                    This auction is for one TUBE. Nice RCA 6DE7. Tests wonderful. NOS NIB GUARANTEED NO DOA. Normal 0 false false false EN-US X-NONE X-NONE On my tester a B&K 747 tester:    Below 55 = BAD      55-65 = ?     65 -100 = Good     100-120+ = NOS      I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. ALL CUSTOMERS PLEASE READ ALL NOTES BEFORE BUYING FROM ME !! 1.  RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer. If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button. Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping. 2.    PLEASE NOTE:  Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT. 3.  UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! 4. TESTING: I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok,  Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy.5.    Please note: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else. 6. VERY IMPORTANT!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!!  Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage. 7. I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy.  International customers note: 1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause Listing and template services provided by inkFrog

TRUETONE RCA 6DE7 VACUUM TUBE SINGLE WOO AUDIO HALICRAFTERS LAFAYETTE HEATHKIT

Ende: 04.07. 2023 15:54:25 am Dienstag
  • Zustand: Neu: Sonstige
  • Preis: 10.15 EUR FESTPREIS
  • Status: nicht verkauft
  • Artikelnummer: 225605624936
  • Verkäufer: mercedesman6572 (16427|99.7%)
  • Verkäufertyp: Gewerblich (mit Basis Shop)
  • Ort: Tonopah, Arizona USA
  • Versand nach: Worldwide
  • Versandkosten: 18,54 EUR
  • bei ebay
  • Beschreibung

      TUBE HUNTER VACUUM TUBE GEMS THESE ARE THE SPECIFICS OF THE TUBE/TUBES FOR SALE THESE ARE THE TUBE/TUBES FOR SALE:    MANUFACTURER:                              TRUETONE PRODUCTION CITY:                                    USA TUBE TYPE:   6DE7 DESIGNATION:                                             POWER PENTODE YEAR:     1960s MONTH:      Date code match   YES SILK SCREEN CONDITION %:                    100% MICA:   2 PLATES:   LONG  BLACK GM%:   118%,AND 121% SINGLE/PAIR/QUAD/MULTI:   SINGLE GETTER:                                                         O  GETTER DATE CODE                                                    This auction is for one TUBE. Nice TRUETONE RCA 6DE7. Tests wonderful. NOS NIB GUARANTEED NO DOA. Normal 0 false false false EN-US X-NONE X-NONE On my tester a B&K 747 tester:    Below 55 = BAD      55-65 = ?     65 -100 = Good     100-120+ = NOS      I want to see you happy with your purchase. I will never sell a tube that is below standard…… I have sold many tubes here on Ebay, and all my customers have been completely satisfied. I will work with you in good faith if there are any problems, or if you are unsatisfied in any way. I want your business now and in the future, so I assume you are the boss, and I am the employee. All tubes are tested for shorts, continuity, and emissions. I prefer PayPal. ALL CUSTOMERS PLEASE READ ALL NOTES BEFORE BUYING FROM ME !! 1.  RETURNS: It is my highest desire that you are completely satisfied with your purchase from me. I will bend over backwards to make sure that you are a happy customer. If anything you buy from me is less than satisfactory, message me BEFORE you either open a case or hit the “item not as described” button. Sound quality is tremendously SUBJECTIVE. For tubes returned for noise or sound quality of any kind you pay for the shipping we refund the purchase. We refund the price of the item NOT THE SHIPPING COST. If we sent the wrong tube we will of course pay for return shipping. For any tubes that are DOA we require that you send a us a picture of the shipping box to show us the damage. We test EVERY tube sent out and none should be DOA unless broken in shipping. 2.    PLEASE NOTE:  Tube silkscreen (lettering on the tubes) is VERY fragile. It can be wiped off and destroyed VERY easily. If you wipe off the silkscreen while handling the tube you diminish their value by up to 70%. DO NOT handle the tubes or hold them from the cylinder. ALWAYS hold them from the ENDS. If you are returning tubes and they are not in the same condition cosmetically I cannot give you a full refund. THIS IS VERY IMPORTANT. 3.  UNLESS YOU MAKE ARRANGEMENTS WITH US BEFORE YOU PURCHASE, YOU MUST PAY FOR ITEMS PURCHASED WITHIN 2 DAYS OR A CASE WILL BE OPENED FOR AN UNPAID ITEM!!! 4. TESTING: I test all tubes that I sell in one way or another, or I will state untested. I have a B&K 747 tube tester. This is a mutual conductance tester. It give a percentage value of gm for the tube under test and checks for shorts and grid emissions. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations for tubes. One evaluation is a screen shot of the tube with a high voltage applied to the plate. This helps the buyer see the linearity of the tube in question at the highest voltage the tube will see in a real circuit. The Curve tracer steps the triode through 10 gate/grid voltages starting with -10 volts and going to 0 volts. The lines show how the tube conducts throughout that range. At 0 volt the tube is at max conduction and is the top line on the display. It is easy at that point to take where that top line intersects the plate voltage, find the milliamp level and compare it to the datasheet. I give those numbers for you in the Item condition box. To further help the buyer I also include the Design values, for gm and ma readings in the table. This can then be compared to other tube sellers using inferior test methods such as Hickok,  Amplitrex, and other testers. The Tektronix curve tracer gives values within 3% of the actual value. The very best portable testers only can approach 10% accuracy.5.    Please note: The numbers given for gm are what I see on my tester. I DO NOT guarantee that you will see those numbers on your tester. I only guarantee that these tubes will test good, with no shorts, or gas, on a decent calibrated tester. I dont guarantee or imply anything else. 6. VERY IMPORTANT!!! Vintage tube testers almost always, due to age, have VERY LOW HEATER VOLTAGES!!!  Every tester I have ever bought is below 6 volts when selecting 6.3 volts. They average 5.8 volts. The voltage NEEDS to be 6.3 and 12.6. You can calibrate a vintage tube tester all you want. If the heater voltage is not right, you will NEVER get the right gm value. I have customers complain that their tubes are not the same as what I see on my tester. They say they have a calibrated tube tester. I have 40 tube testers. On all of them I have an outside regulated DC power supply that feeds the tube tester the correct heater voltage. 7. I dont check each and every tube for noise or tone. This is SUBJECTIVE and it is too time consuming. If you dont like the noise level or the tone we offer a hassle free refund policy.  International customers note: 1. Please wait for us to invoice you for the correct amount. If you have purchased more than one item, we must calculate how much the shipping will be. Shipping will be HIGHER due to insurance and shipping methods needed for expensive item totals. If you are buying only one item this will not be an issue. 2. Under no circumstances will we state on a US customs a declared value of less than the sale price. This is an honesty issue. We are honest with everyone to the best of our ability to do so. We want you to trust that what we say is true. There cannot be that trust, if we make false statements knowingly to anyone. If your country has tariffs/taxes so high that they cause Listing and template services provided by inkFrog