When ordering from the US, parcels may be subject to import tax and duty charges, which the buyer is responsible to pay.1 x 5814A(12au7) Phillips ECG Tube Super Strong & BalancedThis product data sheet is originally written in English.1 x 5814A(12au7) Phillips ECG Tube Made in USA Foil O GetterTested on enhanced Triplet E34442410/2360 micromhos @ 12.1/10.8 mABogey(100%) = 2200/2200 micromhos @ 10.0/10.0 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 areThe 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 Philips Type Vacuum Tube

Wenn Sie von dem US Marktplatz bestellen, können für die Pakete Steuern und Zollgebühren anfallen, die der Käufer später tragen muss.1 X 5814A (12au7) Phillips Ekg Rohr Super Stark & AusgewogenDas 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 5814A (12au7) Phillips-EKG-Röhre Hergestellt in den USA Folie O GetterGetestet auf dem erweiterten Triplet E34442410/2360 Mikromhos bei 12,1/10,8 mABogey (100 %) = 2200/2200 Mikromhos bei 10,0/10,0 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 sindDie 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 Philips Type Vacuum Tube

Les commandes réalisées à partir des États-Unis, peuvent être soumises à des taxes dimportation et droits de douane, que lacheteur est tenu responsable de payer.1 X 5814A (12au7) Phillips Ecg Tube Super Fort & SymetriqueCette fiche produit est originalement écrite en anglais. Veuillez trouver ci dessous une traduction automatique en français. Si vous avez des questions veuillez nous contacter.1 tube ECG Phillips 5814A (12au7) Fabriqué aux États-Unis Foil O GetterTesté sur Triplet E3444 amélioré2410/2360 micromhos à 12,1/10,8 mABogey(100%) = 2200/2200 micromhos @ 10.0/10.0 mA +/- 10%Les mesures de cette liste ont été prises sur un Triplett 3444 modifié pour tester le tube en tant quamplificateur conformément aux spécifications RMA/EIA, utilisées par tous les fabricants de tubes américains et la plupart des fabricants étrangers. Ce testeur applique les conditions de test pour ce tube comme indiqué ci-dessous (y compris la tension précise du filament), puis mesure la transconductance (gm) conformément à la définition technique de gm. Les tubes peuvent également être utilisés dans les conditions dessai pendant de longues périodes pour sassurer quils sont stables. Un tube doit être testé de cette manière pour comparer ses résultats de test avec lintention initiale du fabricant ou avec dautres tubes du même type. La plupart des testeurs de tubes nappliquent pas les conditions de test requises ou neffectuent pas de test gm valide. Pour plus de détails sur le test et notre équipement de test, veuillez nous contacter.Les conditions de test pour cette liste sontLes mesures de cette liste ont été prises sur un Triplett 3444 modifié pour tester le tube en tant quamplificateur conformément aux spécifications RMA/EIA, utilisées par tous les fabricants de tubes américains et la plupart des fabricants étrangers. Ce testeur applique les conditions de test pour ce tube comme indiqué ci-dessous (y compris la tension précise du filament), puis mesure la transconductance (gm) conformément à la définition technique de gm. Les tubes peuvent également être utilisés dans les conditions dessai pendant de longues périodes pour sassurer quils sont stables. Un tube doit être testé de cette manière pour comparer ses résultats de test avec lintention initiale du fabricant ou avec dautres tubes du même type. La plupart des testeurs de tubes nappliquent pas les Brand Philips Type Vacuum Tube

1 x 5814A(12AU7) RCA Command Tube Made in USA Black Plates O Getter The lettering may be smudged/missing NOS NIB - boxes may be tattered Date code - 6526 = 1965 Tested on enhanced Triplet E3444 Laboratory Tester Results = 2260/2320 micromhos @ 10.1/ 10.6 mA Bogey(100% or new) = 2200/2200 micromhos @ 10.0/10.0 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, ___-8.5___Volts bias or Cathode resistance*What were your tubes tested at?

1 x 5814A(12au7) Phillips ECG Tube Made in USA Foil O Getter Tested on enhanced Triplet E3444 2410/2360 micromhos @ 12.1/10.8 mA Bogey(100%) = 2200/2200 micromhos @ 10.0/10.0 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, ___-8.5___Volts bias or Cathode resistance* S&H to China,Italy and a few other countries will require a Tracking # and will cost a minimum of $31,depending on weight.

Tube General Electric 5814A ( same are 12AU7A / ECC82 ). The Tube is new. The items are shipped with German Post. 166Z

TESTED ON CALIBRATED (IN 2021) TV-7a/u BY DAN NELSON NO SHORTS OR LEAKS DETECTED 3 MICA, BLACK PLATE, ANGLED D GETTER, CONTROL RODS SUPER AUDIO OR GUITAR TUBE, TREMENDOUS TONE MONSTER TESTED AT = 75-74 MIN GOOD RESULT = 56-56

2 x JG-5814A(12au7) GE Tubes Made in USA O Getter 3-mica Tested on enhanced Triplet E3444 1640/1490 micromhos @ 8.5/7.7 mA 1730/1440 micromhos @ 8.4/8.1 mA Bogey(100%) = 2200/2200 micromhos @ 10.0/10.0 mA +/- 10% I do combine shipping

2 x JG-5814A(12au7) GE Tubes Made in USA Black plates D Getter 3-mica Tested on enhanced Triplet E3444 2260/2230 micromhos @ 9.9/ 9.7 mA 2240/2250 micromhos @ 10.3/10.2 mA Bogey(100% or New) = 2200/2200 micromhos @10.0/10.0 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, ___-8.5___Volts bias or Cathode resistance* What were your tubes tested at? I do combine S&H

2 x JG-5814A(12au7) GE Tubes Made in USA Grey plates D Getter 3-mica Tested on enhanced Triplet E3444 2170/2030 micromhos @ 9.5/8.2 mA 2170/2200 micromhos @ 8.6/8.7 mA Bogey(100% or New) = 2200/2200 micromhos @10.0/10.0 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, ___-8.5___Volts bias or Cathode resistance* What were your tubes tested at? I do combine S&H

4 x JG-5814(12au7) GE Tubes Made in USA Military Specs Foil O getters The lettering is smudged/missing Tested on enhanced Triplet E3444 Laboratory Tester 2110/2050 micromhos @ 9.3/ 8.9 mA 2000/2080 micromhos @ 9.3/ 9.8 mA 2120/2090 micromhos @ 10.7/10.6 mA 2000/1960 micromhos @ 9.0/ 9.4 mA Bogey(100%) = 2200/2200 micromhos @ 10.0/10.0 mA +/- 10% ***Ask any questions before buying,not after*** 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, ___-8.5___ Volts BiasWhat were your tubes tested at? I do combine shipping

Nice set of 5814A GE tubes. 1950s & 60s. From a collection of an avid radio man. Check out other auctions for tubes from this mans estate.

5814A GE Pair of tubes. FIVE STAR ***** RARE, Three Date Codes, Two one one tube! Left hand tube has both 57-42 and 58-26 on it. Tested on Rick Meiers Military Type, Dan Nelson calibrated TV-7 D/U tester but stickers with the #s fell off Years ago. Check other auctions for tubes from the collection of this Big Time Radio Mans estate. Will be sent in a nice Big box.

DESCRIPTION:RCA Command 5814A (12AU7) Preamp Tube Black Plate Tested on Hickok 100% ConditionTube: Tested as a NOS Lettering: 95% Some boxes are brittle, or have imperfections, starting to crumble if they are not salvageable will ship in plain or different brand box Please note: These tubes may be NOS or test NOS but will actually have a few hours of use from the manufacturer or due from testing from time to time on them. A truly NOS tube will have excellent getter flashing condition, no dirt/grime, usually in the original box, and no filament deposits and has never been tested. Please expect the tube to have a small amount of usedSince vacuum tubes were made 30 - 70 years ago New Old Stock or Used may have cosmetic evidence of age. This includes poor print, oxidized pins, faint discoloration, or poorly box1) Filament 2) checked for shorts, Leakage 3) Grid (Gas) TESTED IN A Hickok 60001) Filament 2) checked for shorts, Leakage 3) Grid (Gas) Tube 1 (2800/2800 GM ) Where NOS value is 10%+/- = 2775ANDTested on TV-7D/U @ 94/94 Where Minimum is 56/56 Two testers are never the same. So this shows what I get, and what you get may be slightly different.If I state any values they are for a guide only.No guarantee is made that any tube will test to a specific value in the buyer?s tube tester, most all tubes are tested on at least two tube testersThis because of the variation in line voltage, different bias, and circuits.All tubes have passed the Gas and short tests.Rectifiers and Diode tubes do not have Transconductance values.g ShipmentItems are normally shipped within 1 to 2 business days of payment clearing, most of the time much sooner We ship Monday thru Friday and sometime Saturday but I can?t promise. We will do all we can to help. We ship via USPS or FedEx. Return Policy Guarantee: I want you to be fully satisfied with your purchase. Therefore I offer a refund if this item does not meet your expectations upon initial receipt. I guarantee the item to be as describedFree Return Contact UsIf youre in any way dissatisfied with your purchase, do not hesitate to contact us through MY MESSAGES. We will do our best to solve it for you. We are committed to ensuring that you are completely satisfied with every transaction.So Please DO contact us first to get a better solution before you would leave A Negative or Neutral feedback.

2 x 5814A(12au7) RCA Command Tubes Made in USA Black plates - O getter NOS NIB - boxes may be tattered Lettering may be smudged/missing Tested on enhanced Triplet E3444 2210/2100 micromhos @10.0/9.2 mA 2300/2340 micromhos @10.3/10.5 mA Bogey(100% or New) = 2200/2200 micromhos @10.0/10.0 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, ___-8.5___Volts bias or Cathode resistance* What were your tubes tested at? I do combine S&H

Elektronenröhre Jan-5814A 12Au7 Sylvani St.Set / Sammlung Betrieb Confirmed UsedDas Datenblatt dieses Produkts wurde ursprünglich auf Englisch verfasst. Unten finden Sie eine automatische Übersetzung ins Deutsche. Sollten Sie irgendwelche Fragen haben, kontaktieren Sie uns.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 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 NA

DESCRIPTION: GE 5814A Five Star Tube Gray Plate 3 Mica ConditionTube: Tested as a NOS Box:Damage Lettering: 95% Some boxes are brittle, or have imperfections, starting to crumble if they are not salvageable will ship in plain or different brand box Please note: These tubes may be NOS or test NOS but will actually have a few hours of use from the manufacturer or due from testing from time to time on them. A truly NOS tube will have excellent getter flashing condition, no dirt/grime, usually in the original box, and no filament deposits and has never been tested. Please expect the tube to have a small amount of usedSince vacuum tubes were made 30 - 70 years ago New Old Stock or Used may have cosmetic evidence of age. This includes poor print, oxidized pins, faint discoloration, or poorly box1) Filament 2) checked for shorts, Leakage 3) Grid (Gas) TESTED IN A Hickok 60001) Filament 2) checked for shorts, Leakage 3) Grid (Gas) Tube 1 (3100/3000 GM ) Where NOS value is 10%+/- = 2775ANDTested on TV-7D/U 100%+ With the AT1000 testing Tubes at 250V plate it reveals more about the tube performance resulting tubes with real matching and balancing. Otherwise with Most Hickok testers its 135-150V not near real operating conditions, also using Hickok testers and many others dont test tube as in the tube data spec. Two testers are never the same. So this shows what I get, and what you get may be slightly different.If I state any values they are for a guide only.No guarantee is made that any tube will test to a specific value in the buyer?s tube tester, most all tubes are tested on at least two tube testersThis because of the variation in line voltage, different bias, and circuits.All tubes have passed the Gas and short tests.Rectifiers and Diode tubes do not have Transconductance values.g ShipmentItems are normally shipped within 1 to 2 business days of payment clearing, most of the time much sooner We ship Monday thru Friday and sometime Saturday but I can?t promise. We will do all we can to help. We ship via USPS or FedEx. Return Policy Guarantee: I want you to be fully satisfied with your purchase. Therefore I offer a refund if this item does not meet your expectations upon initial receipt. I guarantee the item to be as describedFree Return Contact UsIf youre in any way dissatisfied with your purchase, do not hesitate to contact us through MY MESSAGES. We will do our best to solve it for you. We are committed to ensuring that you are completely satisfied with every transaction.So Please DO contact us first to get a better solution before you would leave A Negative or Neutral feedback.

Geprfte Elektronen- Rhre Typus 5814A / Firma Siemens AG Preisangabe - 1 Stck!! Mit Preisvorschlag auch beide (-10%!).. Rare Vintage Elektronen Rhre Typus 5814A (E82CC) / Dual HiFi-VORVERSTRKER-Triode / schwarze Platte / Ring-Getter / 3x Glimmerscheibe / OS-Bestand aus US-MILITR Service-Werkstatt! nach Mil-spec hergestellt und ausgeliefert (enge Parameter Toleranzen!). Siehe bitte Foto mit der Stempel Kennzeichen (Rckseite!) der gleiche Datecode! Hersteller: Siemens AG / D Herstellung in 1960er Kennwerte Uf:6,3V ~= / If:0,3A bzw 12,6 V / 0,15 A Ua:250 V / Ia:10 mA Sockel: Pico 9 pol. Noval Zustand: neuwertig / geprft= sehr gut, siehe bitte den Test im Rhrenprfgert TV-7D/U die letzten Fotos! / ohne O-Verpackung Verfgbarkeit: 2 Stck Lieferumfang: 1 Stck / ohne OVP / mit Preisvorschlag auch beide!! Anmerkung zur Offerte: Von mir koennen die folgende Tests nicht vorgenommen und daher keine Garantie gegeben werden: - Gerusch-Test - Mikrophonie-Test - Gain Test - Akustische Tests - Stoss-Test - Abhoer-Test - Gleichmalige Signalstrke/ Leistungs-Test! (Ich bitte um Verstndnis!) Audiophile Fans sagen: die Rhre 5814A hat eine sehr dynamische, transparente, luftige FANTASTISCHE Klang-Bhne; und auf Augenhhe mit Amperex 7316 & Raytheon CK5814 den Knigen der linearen und dynamischen Wiedergabe! Hinweis: z. B. Verkaufe ich gerade bei #eBayKleinanzeigen auch andere Elektronenrhren: https://www.kleinanzeigen.de/s-anzeige/zweiweg-gleichrichterroehre-typ-az12-mesh-tfk-pruefung-sg-/1814020120-172-7707?utm_source=sharesheet&utm_medium=social&utm_campaign=socialbuttons&utm_content=app_android ODER Sind Sie auf der Suche, nicht mehr produzierte historische Original-Radiobauteile fr Restaurationszwecke, dann schauen Sie bitte meine eBay-Angebote und / oder Kleinanzeigen (Region: D 88131 Lindau / Kategorie: Elektronik) an! Versand auerhalb der EU (weltweit!) oder Abholung nach Absprache m

For sale is a LEGENDARY Matched Pair NOS CBS-Hytron JHY-5814A/12au7/ECC82 tubes. Made in USA in late 1950s Tests very strong at NEW level and perfectly balanced. Test Results (MaxiPreamp 2, min: 0.8):Tube 1: 1.7/1.8Tube 2: 1.7/1.7 ------------------------------------------------------------------------------- Welcome to Tube Maze Store Here you will find a wide selection of NOS and reissue tubes. Weve been in business since 2012 with great reviews on Ebay, so buy with assurance that you will get a great product and if you are not happy with your purchase we will take it back and refund you full amount - no fuss, no hassle! We test and match all tubes before shipping on many available testers - Amplitrex AT1000, Hickok 539c, MaxiPreamp, MaxiMatcher, MaxiBurn. All tubes are also tested for noise and microphonics.

TESTED ON CALIBRATED (IN 2021) TV-7a/u BY DAN NELSON NO SHORTS OR LEAKS DETECTED JRC FOR MILITARY 3 MICA, BLACK PLATE, D GETTER, CONTROL RODS SUPER AUDIO OR GUITAR TUBE, TREMENDOUS TONE MONSTER TESTED AT = 89-90 MIN GOOD RESULT = 56-56

RCA 5814A NOS/NIB (12AU7) Tubes - TESTS NOS Military Spec - Heavy Duty Posts - Black PlatesTube #1 Labeled: RCA - Vintage 1975 Week 52Tube #2 Labeled: RCA - Vintage 1975 Week 52Matching Production Date Codes: 7552 Triple Platinum Matched on Amplitrex AT1000 The 5814 was developed in 1949 for the military as a Hi-Rel version of the 12AU7 with increased plate current. These RCA Military Spec tubes with Heavy Duty Posts are RCAs Broadcast Quality 12AU7. They are extremely quiet and their performance is outstanding. This is one of my favorite tube rolling tubes for my Aric Audio Line Stage. Very warm, excellent vocals, very wide soundstage and outstanding depth... You will not be disappointed!!! Amplitrex AT1000 Test Results 95%+ GM = Within NOS Specs 90%+ EM = Within NOS Specs (GM) Mutual Conductance 2200 = SPEC (EM) Emission 8.5 gV = SPEC Noise Test (Mu) Tube Gain TUBE #1 2200/2200 (100.0/100.0%) 8.5/8.6 (100.0/101.2%) 5/5 16.9 16.7 TUBE #2 2200/2200 (100.0/100.0%) 8.6/8.5 (101.2/100.0%) 5/5 17.3 16.9 TUBE #3 N/A N/A N/A TUBE #4 N/A N/A N/A PERFECT = 0.0% (5% or less GM = Outstanding)Balance (Balance Goal = Mhos < 5% / Gv < 10%)Tube 1: A to B = Mhos - 0.0% Gv - 1.2%Tube 2: A to B = Mhos - 0.0% Gv - 1.2%Match (Tube 1 to Tube 2) (Match Goal = Mhos < 5% / Gv < 10%)Tube 1A to 2A = Mhos - 0.0% Gv - 1.2%Tube 1B to 2B = Mhos - 0.0% Gv - 1.2% Noise Test Scale: 5=Ultra Low; 4=Very Very Low; 3=Very Low Nominal Tube Gain = 17 Mu (+ or -) 3 Mu BULLz TUBEz About BULLzTUBEz:Ive been an Audiophile for over 50 years, 2 time National Champion in Car Audio and owned a chain of Car Stereo Stores... I have a massive collection of vacuum tubes specializing in mostly esoteric tubes but we have just about any tube you need. Just check the store for the listed inventory. If you have a request just send a message to NOVA.76 through the eBay messaging system... About My TUBEz:All tubes are tested with the Audiophile in mind for SHORTS, GAS, MUTUAL CONDUCTANCE, EMISSION and NOISE (large tube lots are not tested for noise). All my tubes are tested thoroughly on an Amplitrex AT1000... My backup tube testers are an AVO MKIV and another Amplitrex AT1000... I WILL NOT GUARANTEE THAT MY READINGS WILL MATCH YOUR READINGS... Variations in Line Voltage and Test Equipment excludes any claims regarding matching test results on any equipment other than mine...Warranties:Used or vintage items are sold as is with no warranty beyond the description and photographs provided on the listing. Returns will NOT be accepted for reasons such as: dont like the sound, ordered the wrong item, changed mind, not what I thought it was, wrong color ordered, wrong item ordered or tube readings dont match my tester. Any exceptions are on a case by case basis and subject to a 15% restocking fee... Shipping:Domestic Shipping to the continental United States will be by the US Postal Service (USPS) including free tracking. Some items listed will ship free and will be clearly listed as free Shipping. Items not listed as free shipping will be for the cost of packaging plus shipping only, no extra charge will be added to the USPS fee. INTERNATIONAL BUYERS PLEASE CHECK THE SHIPPING CHARGES PRIOR TO BIDDINGInternational Shipping will be offered for select items and will be clearly identified in the listings Shipping & Payment tab. Shipping will be by the eBay International Standard Shipping and be made available as a shipping option at check-out. Shipping costs to international locations will be paid by the buyer. The shipping and handling cost will be clearly identified at check-out. THERE ARE NO RETURNS ON INTERNATIONAL SHIPPING, apart from the exceptions as dictated by eBay... Please note the following:Import duties, taxes and charges are not included in the item price or shipping charges. These charges are solely 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.We do not mark merchandise values below value or mark items as ?gifts? - US and International government regulations prohibit such behavior.

Up for sale : Beautiful NOS Matched PAIR Gold PIN VINTAGE USA MADE TUBESNOS Matched PAIR 5814A Sylvania Gold Pin NOS Tubes . High Quality ECC82 / 12AU7 / 12AU7WA WORKING EXCELLENT IN MINT CONDITION MADE WITH LOW NOISE SUPPORTS , SQUARE [] GETTERS & VERY THICK MICAS These 2 tubes are direct replacement for ECC802S Made with 3 Micas / Low Noise Supports for the best Tone Made in the USA. BOTH tubes made the exact same design You get the 2 tubes you see in the Photos for the Price. VERY HIGH GRADE VINTAGE TUBES EXACTLY MATCHED SET OF TWO *PAIR I HAVE 2 MORE PERFECT MATCHED PAIRS AVAILABLE . FOR EACH BID YOU GET 2 TUBES (MATCHED PAIR)

Geprfte Elektronen- Rhre Typus 5814A / Firma Siemens AG Preisangabe - 1 Stck!! Mit Preisvorschlag auch beide (-10%!).. Rare Vintage Elektronen Rhre Typus 5814A (E82CC) / Dual HiFi-VORVERSTRKER-Triode / schwarze Platte / Ring-Getter / 3x Glimmerscheibe / OS-Bestand aus US-MILITR Service-Werkstatt! nach Mil-spec hergestellt und ausgeliefert (enge Parameter Toleranzen!). Siehe bitte Foto mit der Stempel Kennzeichen (Rckseite!) der gleiche Datecode! Hersteller: Siemens AG / D Herstellung in 1960er Kennwerte Uf:6,3V ~= / If:0,3A bzw 12,6 V / 0,15 A Ua:250 V / Ia:10 mA Sockel: Pico 9 pol. Noval Zustand: neuwertig / geprft= sehr gut, siehe bitte den Test im Rhrenprfgert TV-7D/U die letzten Fotos! / ohne O-Verpackung Verfgbarkeit: 2 Stck Lieferumfang: 1 Stck / ohne OVP / mit Preisvorschlag auch beide!! Anmerkung zur Offerte: Von mir koennen die folgende Tests nicht vorgenommen und daher keine Garantie gegeben werden: - Gerusch-Test - Mikrophonie-Test - Gain Test - Akustische Tests - Stoss-Test - Abhoer-Test - Gleichmalige Signalstrke/ Leistungs-Test! (Ich bitte um Verstndnis!) Audiophile Fans sagen: die Rhre 5814A hat eine sehr dynamische, transparente, luftige FANTASTISCHE Klang-Bhne; und auf Augenhhe mit Amperex 7316 & Raytheon CK5814 den Knigen der linearen und dynamischen Wiedergabe! Hinweis: z. B. Verkaufe ich gerade bei #eBayKleinanzeigen auch andere Elektronenrhren: https://www.kleinanzeigen.de/s-anzeige/zweiweg-gleichrichterroehre-typ-az12-mesh-tfk-pruefung-sg-/1814020120-172-7707?utm_source=sharesheet&utm_medium=social&utm_campaign=socialbuttons&utm_content=app_android ODER Sind Sie auf der Suche, nicht mehr produzierte historische Original-Radiobauteile fr Restaurationszwecke, dann schauen Sie bitte meine eBay-Angebote und / oder Kleinanzeigen (Region: D 88131 Lindau / Kategorie: Elektronik) an! Versand auerhalb der EU (weltweit!) oder Abholung nach Absprache m

Please, after buying this tube, check out my other items for many more tubes. I will always combine shipping to save you money.______________100% +TestQuad of NOS NIB GE 5814ASame Date Grey Plate O GetterExcellent Tubes Excellent PrintTested on one of my Dan Nelson calibrated Hickok TV/7D testers. My testers were last calibrated Nov, 2021.These tubes tests at- all over 100%, Tube #1 tests at 86/89 which is approx 100% / 103%Tube #2 tests at 87/87 which is approx 101% / 101%Tube #3 tests at 92/86 which is approx 107% / 100%Tube #3 tests at 93/89 which is approx 108% / 103%the minimum is 56 Being offered at a very fair Buy It Now. All my tubes are 100% satisfaction Guaranteed.No shorts or leaksBeing offered at a fair Buy It Now.______________________ ******Shipping Special******* Buy more then one of my tubes and the second, third, and forth set all will ship for free. I will simply pack them all together. You will only pay one shipping charge. This INCLUDES international buyers. All tubes must be purchased at the same time.Shipping will be a flat $6.60 to the USA. I will pack your tubes very well for you. International buyers are welcome here. International shipping will be calculated to your country. International buyers please know that you will be responsible for any duty tax your country may charge and all customs forms will be filled out properly.No shipping to Mainland China. No shipping to Italy or Russian FederationBeing offered at a low Buy It Now.