test good

For sale 4 new NOS matched valves model SYLVANIA 6SL7GT complete with original box made in USA, tested with hickok I-177 emission over 100%Vendita 4 valvole NOS nuove matchate modello SYLVANIA 6SL7GT complete di scatolina originale made in USA, testate con hickok I-177 emissione oltre 100%

For sale 4 new NOS matched valves model SYLVANIA 6SL7GT complete with original box made in USA, tested with hickok I-177 emission over 100%Vendita 4 valvole NOS nuove matchate modello SYLVANIA 6SL7GT complete di scatolina originale made in USA, testate con hickok I-177 emissione oltre 100%

For sale 4 new NOS matched valves model SYLVANIA 6SL7GT complete with original box made in USA, tested with hickok I-177 emission over 100%Vendita 4 valvole NOS nuove matchate modello SYLVANIA 6SL7GT complete di scatolina originale made in USA, testate con hickok I-177 emissione oltre 100%

Hello , It’s matching pair, balanced, I got this tubes by mistake long time ago, about 10 years and never use On tubes Bal 58/58

For sale 4 new NOS matched valves model SYLVANIA 6SL7GT complete with original box made in USA, tested with hickok I-177 emission over 100%Vendita 4 valvole NOS nuove matchate modello SYLVANIA 6SL7GT complete di scatolina originale made in USA, testate con hickok I-177 emissione oltre 100%

Two, Sylvania VT-229, 6SL7GT tubes, wartime manufacture. Black, round plates. Tested on a Hickok TV-3 military tester that has been calibrated. Firm bases, excellent silvering. Tubes are matched for dynamic gain and structure- test at 1875-1875 and 1875-1875 where pass/fail is 1100 micromho. Tubes have the same exact structure inside and out, wartime manufacture. Many other lots of tubes for sale this week. Shipping is free within the continental US. Elsewhere- exact postage only, no packing fee.

When ordering from the US, parcels may be subject to import tax and duty charges, which the buyer is responsible to pay.1 x 6SL7gt Sylvania Tube Super Strong & balanced Tall Boy 1940s #3This product data sheet is originally written in English.1 x 6SL7gt Sylvania TubesMade in USAVT-229 = Military SpecsHas loose glass inside - but doesnt effect performanceCodes 2L  Tall BoyPictures show actualTested on Enhanced Triplet E3444 Laboratory TesterResults=1670/1620 micromhos @ 2.1 & 2.1 mABogey (100% or New) = 1600/1600 micromhos @ 2.3/2.3 mA +/- 10%The measurements in this listing were taken on a Triplett 3444 modified to test the tube as an amplifier in accordance with RMA/EIA specifications, utilized by all US and most foreign tube manufacturers. This tester applies test conditions for this tube as shown below (including the precise filament voltage) and then measures transconductance (gm) in accordance with the engineering definition of gm. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable. A tube must be tested in this manner to compare its test results with the manufacturer’s original intent or with other tubes of the same type. Most tube testers do not apply the test conditions required or conduct a valid gm test. For more details on the test and our test equipment, please contact us.The test conditions for this listing are__250_Volts plate, __250_Volts screen, ___-2.0___Volts bias or Cathode resistance*What were your tubes tested at?The measurements in this listing were taken on a Triplett 3444 modified to test the tube as an amplifier in accordance with RMA/EIA specifications, utilized by all US and most foreign tube manufacturers. This tester applies test conditions for this tube as shown below (including the precise filament voltage) and then measures transconductance (gm) in accordance with the engineering definition of gm. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable. A tube must be tested in this manner to compare its test results with the manufacturer’s original intent or with other tubes of the same type. Most tube testers do not apply the test conditions required or conduct a valid gm test. For more details on the test and our test equipment, please co Brand SYLVANIA Model 6SL>

Wenn Sie von dem US Marktplatz bestellen, können für die Pakete Steuern und Zollgebühren anfallen, die der Käufer später tragen muss.1 X 6SL7gt SYLVANIA Rohr Super Stark & Ausgewogen Hoch Jungen 1940s #3Das Datenblatt dieses Produkts wurde ursprünglich auf Englisch verfasst. Unten finden Sie eine automatische Übersetzung ins Deutsche. Sollten Sie irgendwelche Fragen haben, kontaktieren Sie uns.1 x 6SL7gt Sylvania-RöhrenHergestellt in den USAVT-229 = Militärische SpezifikationenIm Inneren ist loses Glas, aber nicht WirkungsleistungCodes 2L  Großer JungeBilder zeigen tatsächlichGetestet mit dem Enhanced Triplet E3444 LabortesterErgebnisse=1670/1620 Mikromhos bei 2,1 und 2,1 mABogey (100 % oder neu) = 1600/1600 Mikromhos bei 2,3/2,3 mA +/- 10 %Die Messungen in dieser Auflistung wurden an einem Triplett 3444 durchgeführt, der zum Testen der Röhre als Verstärker gemäß den RMA/EIA-Spezifikationen modifiziert wurde, die von allen US-amerikanischen und den meisten ausländischen Röhrenherstellern verwendet werden. Dieser Tester wendet die unten gezeigten Testbedingungen für diese Röhre an (einschließlich der genauen Filamentspannung) und misst dann die Transkonduktanz (gm) gemäß der technischen Definition von gm. Um sicherzustellen, dass die Röhren stabil sind, können sie auch längere Zeit unter den Testbedingungen betrieben werden. Eine Röhre muss auf diese Weise getestet werden, um ihre Testergebnisse mit der ursprünglichen Absicht des Herstellers oder mit anderen Röhren des gleichen Typs zu vergleichen. Die meisten Röhrentester wenden nicht die erforderlichen Testbedingungen an oder führen keinen gültigen GM-Test durch. Für weitere Details zum Test und unserer Testausrüstung kontaktieren Sie uns bitte.Die Testbedingungen für diese Auflistung sind__250_Voltplatte, __250_Volt-Bildschirm, ___-2.0___Volt Vorspannung oder Kathodenwiderstand*Worauf wurden Ihre Röhren getestet?Die Messungen in dieser Auflistung wurden an einem Triplett 3444 durchgeführt, der zum Testen der Röhre als Verstärker gemäß den RMA/EIA-Spezifikationen modifiziert wurde, die von allen US-amerikanischen und den meisten ausländischen Röhrenherstellern verwendet werden. Dieser Tester wendet die unten gezeigten Testbedingungen für diese Röhre an (einschließlich der genauen Filamentspannung) und misst dann die Transkonduktanz (gm) gemäß der technischen Definition von gm. Um sicherzustellen, dass die Röhren stabil sind, können sie auch längere Zeit unter den Testbedingungen betrieben werden. Eine Röhre muss auf diese Weise getestet werden, um ihre Testergebnisse mit der ursprünglichen Absicht des Herstellers oder mit anderen Röhren des gleichen Typs zu vergleichen. Die meisten Röhrentester wen Brand SYLVANIA Model 6SL>

Wenn Sie von dem US Marktplatz bestellen, können für die Pakete Steuern und Zollgebühren anfallen, die der Käufer später tragen muss.2 X 6SL7gt SYLVANIA/Crosley Rohre Niedrig Testen 1950Das Datenblatt dieses Produkts wurde ursprünglich auf Englisch verfasst. Unten finden Sie eine automatische Übersetzung ins Deutsche. Sollten Sie irgendwelche Fragen haben, kontaktieren Sie uns.2 x 6SL7gt Sylvania-RöhrenHergestellt in den USA für CrosleyCodes F0M und I0M = 1950 Bilder zeigen tatsächlichGetestet mit dem Enhanced Triplet E3444 LabortesterErgebnisse=800/1100 Mikromhos bei 1,3 und 1,6 mA910/1080 Mikromhos bei 1,6 und 1,9 mABogey (100 % oder neu) = 1600/1600 Mikromhos bei 2,3/2,3 mA +/- 10 %Die Messungen in dieser Auflistung wurden an einem Triplett 3444 durchgeführt, der zum Testen der Röhre als Verstärker gemäß den RMA/EIA-Spezifikationen modifiziert wurde, die von allen US-amerikanischen und den meisten ausländischen Röhrenherstellern verwendet werden. Dieser Tester wendet die unten gezeigten Testbedingungen für diese Röhre an (einschließlich der genauen Filamentspannung) und misst dann die Transkonduktanz (gm) gemäß der technischen Definition von gm. Um sicherzustellen, dass die Röhren stabil sind, können sie auch längere Zeit unter den Testbedingungen betrieben werden. Eine Röhre muss auf diese Weise getestet werden, um ihre Testergebnisse mit der ursprünglichen Absicht des Herstellers oder mit anderen Röhren des gleichen Typs zu vergleichen. Die meisten Röhrentester wenden nicht die erforderlichen Testbedingungen an oder führen keinen gültigen GM-Test durch. Für weitere Details zum Test und unserer Testausrüstung kontaktieren Sie uns bitte.Die Testbedingungen für diese Auflistung sind__250_Voltplatte, __250_Volt-Bildschirm, ___-2.0___Volt Vorspannung oder Kathodenwiderstand*Worauf wurden Ihre Röhren getestet?Die Messungen in dieser Auflistung wurden an einem Triplett 3444 durchgeführt, der zum Testen der Röhre als Verstärker gemäß den RMA/EIA-Spezifikationen modifiziert wurde, die von allen US-amerikanischen und den meisten ausländischen Röhrenherstellern verwendet werden. Dieser Tester wendet die unten gezeigten Testbedingungen für diese Röhre an (einschließlich der genauen Filamentspannung) und misst dann die Transkonduktanz (gm) gemäß der technischen Definition von gm. Um sicherzustellen, dass die Röhren stabil sind, können sie auch längere Zeit unter den Testbedingungen betrieben werden. Eine Röhre muss auf diese Weise getestet werden, um ihre Testergebnisse mit der ursprünglichen Absicht des Herstellers oder mit anderen Röhren des gleichen Typs zu vergleichen. Die meisten Röhrentester wen Brand SYLVANIA

Sylvania 6SL7GT VT-229 Vacuum Tube Black Plates Tall Tube Chrome Top. Brand new open box Will be packed very well and will come in the condition you see it here Please examine all photos before purchase and message me with any questions thanks for looking!

Two (2) 6SL7GTs This is for a matched pair (2) Sylvania 6SL7GT tubes with matching date codes, round black staggered plates and halo getters. Tubes come in original boxes. Tubes sections measure at 2025/2000, 2000/2150. See photos for test results verified on our Hickok 605A. Buyer pays calculated USPS Ground Advantage shipping.Expedited shipping available for additional fee. 30 day returns.

Up for auction is this very strong testing pair of Sylvania two hole bad boy 6SL7GT/VT-229 audio tubes. Both tubes would make a super nice addition to anyones collection or to use either one. Both tubes were tested on my TV-7 tester where 32 is the required minimum and both tubes had no leaks or shorts. Please, look at the above pictures for test scores as well as the overall cosmetic condition of each tube. Thanks For Looking! No International Shipping!!!

AUDIO TUBES = 2 Sylvania 6SL7GT black plates tall glass Western Electric tested uniform & balanced You are buying 2 tubes Sylvania 6SL7GT featuring design of tall glass black plates yellow label. Photos show each triode section testing at or near 1300 micromhos on our professionally calibrated Western Electric mutual conductance tube tester (advanced version of Hickok 539B). No shorts or leakage. Popular tubes for many old amps and jukeboxes. [INV9]

For sale 4 new NOS matched valves model SYLVANIA 6SL7GT complete with original box made in USA, tested with hickok I-177 emission over 100%Vendita 4 valvole NOS nuove matchate modello SYLVANIA 6SL7GT complete di scatolina originale made in USA, testate con hickok I-177 emissione oltre 100%

Three (3) 6SL7GT Sylvania Bad Girl Two Hole tubes. This is for three (3) Sylvania 6SL7GT Bad Girl, 2-hole. Each tube has balanced sections. Wartime production, matching date codes, elevated round black staggered plates and bottom foil getters. Tubes sections measure at 2190/2290, 1900/1925 and 1725/1750. See photos for test results verified on our Hickok 605A. Buyer pays calculated USPS Ground Advantage shipping.Expedited shipping available for additional fee. 30 day returns.

1 x 6SL7gt Sylvania Tubes Made in USA VT-229 = Military Specs Has loose glass inside - but doesnt effect performance Codes 2L Tall Boy Pictures show actual Tested on Enhanced Triplet E3444 Laboratory Tester Results= 1670/1620 micromhos @ 2.1 & 2.1 mA Bogey (100% or New) = 1600/1600 micromhos @ 2.3/2.3 mA +/- 10% The measurements in this listing were taken on a Triplett 3444 modified to test the tube as an amplifier in accordance with RMA/EIA specifications, utilized by all US and most foreign tube manufacturers. This tester applies test conditions for this tube as shown below (including the precise filament voltage) and then measures transconductance (gm) in accordance with the engineering definition of gm. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable. A tube must be tested in this manner to compare its test results with the manufacturer’s original intent or with other tubes of the same type. Most tube testers do not apply the test conditions required or conduct a valid gm test. For more details on the test and our test equipment, please contact us.The test conditions for this listing are__250_Volts plate, __250_Volts screen, ___-2.0___Volts bias or Cathode resistance* What were your tubes tested at? I do combine Shipping

For sale 4 new NOS matched valves model SYLVANIA 6SL7GT complete with original box made in USA, tested with hickok I-177 emission over 100%Vendita 4 valvole NOS nuove matchate modello SYLVANIA 6SL7GT complete di scatolina originale made in USA, testate con hickok I-177 emissione oltre 100%

New old stock-testing matched pair of Sylvania JAN-CHS-6SL7GT / VT-229 / 6SL7GT vacuum tubes. Tested on our Jackson 648. Tubes measured: Tube One: 105 / 116 (Sylvania JAN-CHS-6SL7GT VT-229 stenciled on base with military supply code of SC966A)Tube Two: 110 / 110 (Sylvania JAN-CHS-6SL7GT VT-229 stenciled on base with military supply code of SC966A; 6SL7GT on glass) On the Jackson 648 good range is from 70 - 130; tubes test: Tube One 105% / 116%; Tube Two: 110% / 110%.Tubes have black plates, nice flashing and a bottom foil Do getter. Tight on bases with no debris rattling. Sound tested in our Adam Eaton amplifier and sound outstanding (see pics); are dead quiet when the amps are muted; and have excellent frequency response, sound-staging, presence and dynamics. Check out our eBay store for more tubes for your equipment needs. Tubes ship via United States Postal Service (USPS) Ground Advantage with tracking for domestic U.S. sale; Priority is an option. International orders ship via eBay International Shipping. Package weighs eight (8) ounces. Combined shipping always welcomed.TUBES ARE GUARANTEED GOOD AND IN WORKING ORDER AT SHIPMENT. TRANSIT VIA POST CAN DAMAGE TUBES. THIS IS NO FAULT OF OURS BUT THE THIRD PARTY ENTITY THAT IS DELIVERING ITEM(S) TO YOU, I.E, USPS, UPS, FEDEX, YOUR NATIONAL CARRIER IF INTERNATIONAL, ETC. PLEASE INSURE THEM! WE CANNOT GUARANTEE FAILURES ON YOUR EQUIPMENT AFTER POWER UP AS THERE IS NO WAY TO ASCERTAIN HOW TUBES WILL INTERACT WITH YOUR ELECTRONICS; NOR IS THERE A WAY TO DETERMINE WHETHER THEY MAY HAVE FATAL FLAWS IN TUBES THEMSELVES! THESE ARE USED VACUUM TUBES AND TIME MAY HAVE TAKEN A TOLL ON THEM OVER THE MANY YEARS SINCE THEY WERE MANUFACTURED. WE CAN ONLY TEST FOR THE PARAMETERS MENTIONED ABOVE IN ONE OR MORE OF THE FOLLOWING EQUIPMENT WE USE FOR MEASURING: TV-7/U, JACKSON 648 & MAXI MATCHER 2.

2 x 6SL7gt Sylvania Tubes Made in USA for Crosley Codes F0M & I0M = 1950 Pictures show actual Tested on Enhanced Triplet E3444 Laboratory Tester Results= 800/1100 micromhos @ 1.3 & 1.6 mA 910/1080 micromhos @ 1.6 & 1.9 mA Bogey (100% or New) = 1600/1600 micromhos @ 2.3/2.3 mA +/- 10% The measurements in this listing were taken on a Triplett 3444 modified to test the tube as an amplifier in accordance with RMA/EIA specifications, utilized by all US and most foreign tube manufacturers. This tester applies test conditions for this tube as shown below (including the precise filament voltage) and then measures transconductance (gm) in accordance with the engineering definition of gm. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable. A tube must be tested in this manner to compare its test results with the manufacturer’s original intent or with other tubes of the same type. Most tube testers do not apply the test conditions required or conduct a valid gm test. For more details on the test and our test equipment, please contact us.The test conditions for this listing are__250_Volts plate, __250_Volts screen, ___-2.0___Volts bias or Cathode resistance* What were your tubes tested at? I do combine Shipping

1 x 6SL7gt Sylvania Tube Made in USA Black Plates Has a Military stamp on it - see pictures Tested on Enhanced Triplet E3444 Laboratory Tester 1765/1700 micromhos @ 2.85 & 2.12 mA Bogey(100%) = 1600/1600 micromhos @ 2.3/2.3 mA +/- 10% I do combine S&H The measurements in this listing were taken on a Triplett 3444 modified to test the tube as an amplifier in accordance with RMA/EIA specifications, utilized by all US and most foreign tube manufacturers. This tester applies test conditions for this tube as shown below (including the precise filament voltage) and then measures transconductance (gm) in accordance with the engineering definition of gm. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable. A tube must be tested in this manner to compare its test results with the manufacturer’s original intent or with other tubes of the same type. Most tube testers do not apply the test conditions required or conduct a valid gm test. For more details on the test and our test equipment, please contact us.The test conditions for this listing are__250_Volts plate, __250_Volts screen, ___-2.0___Volts bias or Cathode resistance* What were your tubes tested at?

=°=Clic ?Mes autres ventes, all my listings 6SL7GTSylvania USA - JAN 1940svoir photos, see photos !!Tested : 46/51 (Mini 32) ?Tube was tested on my calibrated HICKOK TV-7/ U military tester for: shorts / gas / and mutual conductance- Minimum Reject Point for a 6SL7 is 32/32 = M R P is 60/65 % of the tube life. >> Theoretical new 6SL7 starts around 53? Common manufacturers new range test around 55 on this testerTubes are guarantied not to be Dead On Arrival and to test as stated in this auction Réduction sur la livraison dachats groupés en FRANCE: même prix de port, le plus élevé, quel que soit le nombre dobjets achetés, alors consultez mes autres ventes, MERCI. Envoi soigné garanti - Nhésitez pas à me contacter pour tout renseignement avant denchérir. idem en cas de problème ou derreur dans la description: communiquez, Errare humanum est... *****foreign buyers please note***** I always package my items with care to help insure they will arrive to you safelyYES, I really do combine shipping if you win more than one auction, to save you money on shipping: Please ask all questions before bidding and I will be happy to answer If a problem arises contact me and Ill try to fix the problem, Errare humanum est...

For sale 4 new NOS matched valves model SYLVANIA 6SL7GT complete with original box made in USA, tested with hickok I-177 emission over 100%Vendita 4 valvole NOS nuove matchate modello SYLVANIA 6SL7GT complete di scatolina originale made in USA, testate con hickok I-177 emissione oltre 100%

One 6SL7GT tube Sylvania with ultra-high ratings.Black plate.Test Ratings: 120/130 on my Jackson 648s tester, minimum is 70, new tubes at about 105-110.SHIPPING: Shipping rates quoted are for USA and Canada only. Shipping rates to Europe and Asia are subject to slight variation. The buyer for those countries will be informed about the exact rate after the sale. Please pay in 3 days. Combined shipping is welcome. If you have paid for individual items and have surplus shipping fee paid for, I will refund you immediately when I send out the combined parcel.