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4 RCA Tektronix 5879 Triple Mica PREAMP DRIVER Vacuum Tubes Hickok TV-7/U Tested

End: 28.10. 2023 09:38:09 on Saturday
  • Condition: Used
  • Price: 35.21 EUR FESTPREIS
  • Status: unsold
  • Item number: 394628406537
  • Seller: nwsell-it-here (3886|98.7%)
  • Seller information: Commercial (with base shop)
  • Item location: Seaside, Oregon USA
  • Ships to: US
  • Shipping: 14,73 EUR
  • on EBAY
  • Description

    Item: 4 RCA (3) for Tektronix 5879 Triple Mica PREAMP DRIVER Vacuum TubesCondition: Reclaimed / Reboxed Testing: Hickok TV-7/U. Minimum acceptable 5879 tube is (25)Test Results: Tube 1 = 48 Tube 2 = 43 Tube 3 = 40 Tube 4 = 46Shipping; USA is First Class & Free Return Shipping - Same day shippingInternational Shipping; EBAY Standard International Shipping - Buy responsible for return shipping.Visit our Store for more savings on Tubes

NOS RCA 6080WA TUBE - f/ HAM RADIO / AUDIO / TEKTRONIX OSCILLOSCOPE - TV7 TESTED

End: 06.10. 2023 16:35:50 on Friday
  • Condition: New: Other
  • Price: 12.26 EUR FESTPREIS
  • Status: unsold
  • Item number: 266336446804
  • Seller: tubettini5145 (3652|100.0%)
  • Seller information: non commercial
  • Item location: Fairless Hills, Pennsylvania USA
  • Ships to: US
  • Shipping: 21,21 EUR
  • on EBAY
  • Description

    New old stock RCA 6080WA. Tested on military TV7 tube tester. With 36 being minimum reading for a good tube , this tube reads 79/82. Buyer to pay shipping. Shipping combined on multiple purchases. Thank you for looking !!!

2 x 5879 RCA/Tektronix Tubes*3-Mica*Super Strong Matched Pair *#1

End: 04.10. 2023 13:59:12 on Wednesday
  • Condition: Used
  • Price: 32.95 EUR FESTPREIS
  • Status: unsold
  • Item number: 285460154676
  • Seller: fng2u (6507|98.9%)
  • Seller information: Commercial (with base shop)
  • Item location: Morganville, New Jersey USA
  • Ships to: Worldwide
  • Shipping: 17,95 EUR
  • on EBAY
  • Description

    2 x 5879 RCA Tubes Made in USA for Tektronix 3-Mica Tested on Triplett 3444 Results = Tested on enhanced Triplet E3444 Laboratory Tester 1180 micromhos @ 2.8 mA 1190 micromhos @ 3.0 mA Bogey (100% or New) = 1000 micromhos @ 1.8 mA 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, __100_Volts screen, ___-3___Volts bias or Cathode resistance* What were your tubes tested at? I do combine S&H

SPRAGUE ELECTROLYTIC CAPACITOR 290-179 125UF 250V TEKTRONIX

End: 30.09. 2023 16:19:04 on Saturday
  • Condition: New: Other
  • Price: 8.12 EUR FESTPREIS
  • Status: unsold
  • Item number: 325799988634
  • Seller: mercedesman6572 (16727|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: US
  • Shipping: 15,76 EUR
  • on EBAY
  • Description

    These are electrolytic capacitors pulled from working Tektronix test equipment. They have been test and proved to be in good condition. They are excellent for use in restoration projects, or new retro or boutique guitar amp builds. The value for this particular 1 pole capacitor is as follows: 125uf     @    250 volts Listing and template services provided by inkFrog

Tektronix Type 535A,545A Cathode Ray Oscilloscopes Service Manual 1959

End: 28.09. 2023 16:16:24 on Thursday
  • Condition: Gut
  • Price: 10.43 EUR FESTPREIS
  • Status: sold
  • Item number: 155613586611
  • Seller: valves70 (1737|100.0%)
  • Seller information: non commercial
  • Item location: Ipswich, Suffolk Großbritannien
  • Ships to: GB
  • Shipping: 0,0 EUR
  • on EBAY
  • Description

    Tektronix Type 535A,545A Cathode Ray Oscilloscopes Manual 1959 23 x 29 cm, spiral bound, seven sections and multiple pages with many fold out diagrams at the back. There is an empty pocket at the back Will be posted in a cardboard envelope using Royal Mail 2nd class UK postage only please

TINY CHIEF CAPACITOR .047 UF 600V AXIAL TEKTRONIX AUDIO GUITAR AMP

End: 27.09. 2023 15:08:56 on Wednesday
  • Condition: Used
  • Price: 4.71 EUR FESTPREIS
  • Status: unsold
  • Item number: 325793587324
  • Seller: mercedesman6572 (16637|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: US
  • Shipping: 13,41 EUR
  • on EBAY
  • Description

    These are capacitors pulled from working Tektronix test equipment. They have been test and proved to be in good condition. They are excellent for use in audio  restoration projects, or new retro or boutique guitar amp builds. CORNELL DUBILIER TINY CHIEF .047 UF 600V VOLTS Listing and template services provided by inkFrog

TINY CHIEF CAPACITOR .047 UF 400V AXIAL TEKTRONIX AUDIO GUITAR AMP

End: 27.09. 2023 15:08:54 on Wednesday
  • Condition: Used
  • Price: 2.73 EUR FESTPREIS
  • Status: unsold
  • Item number: 225760048825
  • Seller: mercedesman6572 (16727|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: US
  • Shipping: 13,38 EUR
  • on EBAY
  • Description

    These are capacitors pulled from working Tektronix test equipment. They have been test and proved to be in good condition. They are excellent for use in audio  restoration projects, or new retro or boutique guitar amp builds. CORNELL DUBILIER TINY CHIEF .047 UF 400V VOLTS Listing and template services provided by inkFrog

TINY CHIEF CAPACITOR .1 UF 400V AXIAL TEKTRONIX AUDIO GUITAR AMP

End: 27.09. 2023 15:08:53 on Wednesday
  • Condition: Used
  • Price: 2.73 EUR FESTPREIS
  • Status: unsold
  • Item number: 225760048870
  • Seller: mercedesman6572 (16727|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: US
  • Shipping: 13,38 EUR
  • on EBAY
  • Description

    These are capacitors pulled from working Tektronix test equipment. They have been test and proved to be in good condition. They are excellent for use in audio  restoration projects, or new retro or boutique guitar amp builds. CORNELL DUBILIER TINY CHIEF .1 UF 400V VOLTS Listing and template services provided by inkFrog

SPARGUE ELECTROLYTIC CAPACITOR TVL 2510 10uf 250V (X2) 2 POLE TEKTRONIX GUITAR

End: 27.09. 2023 15:08:52 on Wednesday
  • Condition: New: Other
  • Price: 5.48 EUR FESTPREIS
  • Status: unsold
  • Item number: 225760048816
  • Seller: mercedesman6572 (16727|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: US
  • Shipping: 12,59 EUR
  • on EBAY
  • Description

    These are electrolytic capacitors pulled from working Tektronix test equipment. They have been test and proved to be in good condition. They are excellent for use in restoration projects, or new retro or boutique guitar amp builds. The value for this particular 2 pole capacitor is as follows: 10uf     @    250 volts 10uf     @    250 volts Listing and template services provided by inkFrog

TEKTRONIX TYPE CA SERVICE MANUAL ORIGINAL....NOT A CRAPPY UNREADABLE COPY!!!!

End: 24.09. 2023 18:09:49 on Sunday
  • Condition: New: Other
  • Price: 10.38 EUR FESTPREIS
  • Status: unsold
  • Item number: 225752128153
  • Seller: mercedesman6572 (16637|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: US
  • Shipping: 54,89 EUR
  • on EBAY
  • Description

    ONE TEKTRONIX TYPE CA SERVICE MANUAL AS SHOWN IN  PICTURES.THIS IS A REAL ORIGINAL TEKTRONIX MANUALNOT A CRAPPY UNREADABLE COPY. Listing and template services provided by inkFrog

TEKTRONIX TYPE CA SERVICE MANUAL ORIGINAL....NOT A CRAPPY UNREADABLE COPY!!!!C

End: 24.09. 2023 18:09:49 on Sunday
  • Condition: Vom Verkäufer generell überholt
  • Price: 10.38 EUR FESTPREIS
  • Status: unsold
  • Item number: 225752128183
  • Seller: mercedesman6572 (16637|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: US
  • Shipping: 54,89 EUR
  • on EBAY
  • Description

    ONE TEKTRONIX TYPE CA SERVICE MANUAL AS SHOWN IN  PICTURES. THIS IS A REAL ORIGINAL TEKTRONIX MANUAL NOT A CRAPPY UNREADABLE COPY. Listing and template services provided by inkFrog

SPRAGUE ELECTROLYTIC CAPACITOR 290-075 2510 10UF 10UF 250V TEKTRONIX GUITAR AMP

End: 15.08. 2023 14:36:09 on Tuesday
  • Condition: New: Other
  • Price: 6.56 EUR FESTPREIS
  • Status: unsold
  • Item number: 225693342824
  • Seller: mercedesman6572 (16545|99.9%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: Worldwide
  • Shipping: 18,0 EUR
  • on EBAY
  • Description

    These are electrolytic capacitors pulled from working Tektronix test equipment. They have been test and proved to be in good condition. They are excellent for use in restoration projects, or new retro or boutique guitar amp builds. The value for this particular 2 pole capacitor is as follows: 10uf     @    250 volts 10uf     @    250 volts Listing and template services provided by inkFrog

TINY CHIEF CAPACITOR .01 UF 600V AXIAL TEKTRONIX AUDIO GUITAR AMP

End: 15.08. 2023 14:36:08 on Tuesday
  • Condition: Used
  • Price: 2.81 EUR FESTPREIS
  • Status: unsold
  • Item number: 325746658687
  • Seller: mercedesman6572 (16545|99.9%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: Worldwide
  • Shipping: 15,28 EUR
  • on EBAY
  • Description

    These are  capacitors pulled from working Tektronix test equipment. They have been test and proved to be in good condition. They are excellent for use in audio  restoration projects, or new retro or boutique guitar amp builds. CORNELL DUBILIER TINY CHIEF .01 UF 600V VOLTS Listing and template services provided by inkFrog

SPRAGUE ELECTROLYTIC CAPACITOR 290-016 1638 125UF 350V TEKTRONIX PREMIUM

End: 14.08. 2023 14:26:36 on Monday
  • Condition: Used
  • Price: 9.32 EUR FESTPREIS
  • Status: unsold
  • Item number: 325744999966
  • Seller: mercedesman6572 (16540|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: Worldwide
  • Shipping: 17,94 EUR
  • on EBAY
  • Description

    These are electrolytic capacitors pulled from working Tektronix test equipment. They have been test and proved to be in good condition. They are excellent for use in restoration projects, or new retro or boutique guitar amp builds.The value for this particular 1 pole capacitor is as follows:125uf     @    350 volts Listing and template services provided by inkFrog

TEKTRONIX .01 UF 600 V VOLT PTM CAPACITOR BEST AUDIO TONE CAP EVER GUITAR AMP

End: 14.08. 2023 14:26:36 on Monday
  • Condition: Vom Verkäufer generell überholt
  • Price: 8.33 EUR FESTPREIS
  • Status: unsold
  • Item number: 325746658621
  • Seller: mercedesman6572 (16545|99.9%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: Worldwide
  • Shipping: 18,0 EUR
  • on EBAY
  • Description

    THIS AUCTION IS FOR ONE CAPACITOR !!!  WITHIN 5% OF STATED VALUE!!!!! They are from the late 1960s.   Value is .01 uf 600 volt Listing and template services provided by inkFrog

SPRAGUE ELECTROLYTIC CAPACITOR 290-0214 10UF 250V 50UF TEKTRONIX GUITAR AMP

End: 14.08. 2023 14:26:35 on Monday
  • Condition: Used
  • Price: 2.81 EUR FESTPREIS
  • Status: unsold
  • Item number: 225693342775
  • Seller: mercedesman6572 (16545|99.9%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: Worldwide
  • Shipping: 18,0 EUR
  • on EBAY
  • Description

    These are electrolytic capacitors pulled from working Tektronix test equipment. They have been test and proved to be in good condition. They are excellent for use in restoration projects, or new retro or boutique guitar amp builds. SPRAGUE 10UF 250 VOLTS Listing and template services provided by inkFrog

TINY CHIEF CAPACITOR .047 UF 400V AXIAL TEKTRONIX AUDIO GUITAR AMP

End: 12.08. 2023 23:03:01 on Saturday
  • Condition: Used
  • Price: 2.8 EUR FESTPREIS
  • Status: unsold
  • Item number: 325741358526
  • Seller: mercedesman6572 (16532|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: Worldwide
  • Shipping: 15,19 EUR
  • on EBAY
  • Description

    These are capacitors pulled from working Tektronix test equipment. They have been test and proved to be in good condition. They are excellent for use in audio  restoration projects, or new retro or boutique guitar amp builds. CORNELL DUBILIER TINY CHIEF .047 UF 400V VOLTS Listing and template services provided by inkFrog

TINY CHIEF CAPACITOR .1 UF 400V AXIAL TEKTRONIX AUDIO GUITAR AMP

End: 12.08. 2023 23:03:00 on Saturday
  • Condition: Used
  • Price: 2.8 EUR FESTPREIS
  • Status: unsold
  • Item number: 325741358528
  • Seller: mercedesman6572 (16532|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: Worldwide
  • Shipping: 15,19 EUR
  • on EBAY
  • Description

    These are capacitors pulled from working Tektronix test equipment. They have been test and proved to be in good condition. They are excellent for use in audio  restoration projects, or new retro or boutique guitar amp builds. CORNELL DUBILIER TINY CHIEF .1 UF 400V VOLTS Listing and template services provided by inkFrog

SPARGUE ELECTROLYTIC CAPACITOR TVL 2510 10uf 250V (X2) 2 POLE TEKTRONIX GUITAR

End: 12.08. 2023 23:03:00 on Saturday
  • Condition: New: Other
  • Price: 5.61 EUR FESTPREIS
  • Status: unsold
  • Item number: 325743419515
  • Seller: mercedesman6572 (16535|99.8%)
  • Seller information: Commercial (with base shop)
  • Item location: Tonopah, Arizona USA
  • Ships to: Worldwide
  • Shipping: 14,29 EUR
  • on EBAY
  • Description

    These are electrolytic capacitors pulled from working Tektronix test equipment. They have been test and proved to be in good condition. They are excellent for use in restoration projects, or new retro or boutique guitar amp builds. The value for this particular 2 pole capacitor is as follows: 10uf     @    250 volts 10uf     @    250 volts Listing and template services provided by inkFrog

2 x 5879 RCA/Tektronix Tubes 3-Mica Super Strong Matched Pair #1

End: 11.08. 2023 18:20:37 on Friday
  • Condition: Used
  • Price: 33.16 EUR FESTPREIS
  • Status: unsold
  • Item number: 374683645234
  • Seller: fng2u (6465|98.9%)
  • Seller information: Commercial
  • Item location: Morganville, New Jersey USA
  • Ships to: Worldwide
  • Shipping: 15,07 EUR
  • on EBAY
  • Description

    When ordering from the US, parcels may be subject to import tax and duty charges, which the buyer is responsible to pay.2 x 5879 RCA/Tektronix Tubes 3-Mica Super Strong Matched Pair #1This product data sheet is originally written in English.2 x 5879 RCA TubesMade in USA for Tektronix3-MicaTested on Triplett 3444Results = Tested on enhanced Triplet E3444 Laboratory Tester1180 micromhos @ 2.8 mA1190 micromhos @ 3.0 mABogey (100% or New) = 1000 micromhos @ 1.8 mAThe 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, __100_Volts screen, ___-3___Volts bias or Cathode resistance*What were your tubes tested at?I do combine S&HThe 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 RCA Type tube Model 5879

2 x 5879 RCA/Tektronix Tubes 3-Mica Super Strong Matched Pair #1

End: 11.08. 2023 18:20:37 on Friday
  • Condition: Used
  • Price: 32.29 EUR FESTPREIS
  • Status: unsold
  • Item number: 374683645253
  • Seller: fng2u (6465|98.9%)
  • Seller information: Commercial (with base shop)
  • Item location: Morganville, New Jersey USA
  • Ships to: Worldwide
  • Shipping: 17,31 EUR
  • on EBAY
  • Description

    When ordering from the US, parcels may be subject to import tax and duty charges, which the buyer is responsible to pay.2 x 5879 RCA/Tektronix Tubes 3-Mica Super Strong Matched Pair #1This product data sheet is originally written in English.2 x 5879 RCA TubesMade in USA for Tektronix3-MicaTested on Triplett 3444Results = Tested on enhanced Triplet E3444 Laboratory Tester1180 micromhos @ 2.8 mA1190 micromhos @ 3.0 mABogey (100% or New) = 1000 micromhos @ 1.8 mAThe 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, __100_Volts screen, ___-3___Volts bias or Cathode resistance*What were your tubes tested at?I do combine S&HThe 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 RCA Type tube Model 5879

2 X 5879 RCA / Tektronix Tubes 3-Mica Super Fort Paire Assortie #1

End: 11.08. 2023 18:20:37 on Friday
  • Condition: Used
  • Price: 32.74 EUR FESTPREIS
  • Status: unsold
  • Item number: 285274112820
  • Seller: fng2u (6465|98.9%)
  • Seller information: Commercial
  • Item location: Morganville, New Jersey USA
  • Ships to: Worldwide
  • Shipping: 17,25 EUR
  • on EBAY
  • Description

    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.2 X 5879 RCA / Tektronix Tubes 3-Mica Super Fort Paire Assortie #1Cette fiche produit est originalement écrite en anglais. Veuillez trouver ci dessous une traduction automatique en français. Si vous avez des questions veuillez nous contacter.2 tubes RCA 5879Fabriqué aux États-Unis pour Tektronix3-MicaTesté sur Triplett 3444Résultats = Testé sur le testeur de laboratoire Triplet E3444 amélioré1180 micromhos à 2,8 mA1190 micromhos à 3,0 mABogey (100% ou Nouveau) = 1000 micromhos à 1,8 mALes 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 sont__250_Plaque Volts, __100_Écran Volts, ___-3___ Polarisation des volts ou résistance de la cathode*À quoi vos tubes ont-ils été testés ?Je combine S&HLes 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 RCA Type tube Model 5879

2 x 5879 RCA/Tektronix Tubes 3-Mica Super Strong Matched Pair #1

End: 11.08. 2023 18:20:37 on Friday
  • Condition: Used
  • Price: 32.98 EUR FESTPREIS
  • Status: unsold
  • Item number: 285274112852
  • Seller: fng2u (6465|98.9%)
  • Seller information: Commercial (with base shop)
  • Item location: Morganville, New Jersey USA
  • Ships to: Worldwide
  • Shipping: 17,02 EUR
  • on EBAY
  • Description

    2 x 5879 RCA TubesMade in USA for Tektronix3-MicaTested on Triplett 3444Results = Tested on enhanced Triplet E3444 Laboratory Tester1180 micromhos @ 2.8 mA1190 micromhos @ 3.0 mABogey (100% or New) = 1000 micromhos @ 1.8 mAThe 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, __100_Volts screen, ___-3___Volts bias or Cathode resistance*What were your tubes tested at?I do combine S&HThe 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

2 x 5879 RCA/Tektronix Tubes 3-Mica Super Strong Matched Pair #1

End: 11.08. 2023 18:20:36 on Friday
  • Condition: Used
  • Price: 32.74 EUR FESTPREIS
  • Status: unsold
  • Item number: 285274112748
  • Seller: fng2u (6465|98.9%)
  • Seller information: Commercial
  • Item location: Morganville, New Jersey USA
  • Ships to: Worldwide
  • Shipping: 17,25 EUR
  • on EBAY
  • Description

    2 x 5879 RCA TubesMade in USA for Tektronix3-MicaTested on Triplett 3444Results = Tested on enhanced Triplet E3444 Laboratory Tester1180 micromhos @ 2.8 mA1190 micromhos @ 3.0 mABogey (100% or New) = 1000 micromhos @ 1.8 mAThe 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, __100_Volts screen, ___-3___Volts bias or Cathode resistance*What were your tubes tested at?I do combine S&HThe 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