Vacuum Tubes

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  1. Amperite - 3A10 - Tube, ballast.
    Amperite - 3A10 - Tube, ballast.
    Special Price $9.98 Regular Price $14.50
    READY TO SHIP - ONLY 1 LEFT IN STOCK!
    Tube, ballast. Connections: Plug-in 8 in octal. Packaging: Plastic base and glass envelope. NIB. Learn More
  2. NATIONAL RADIO - 5823 - NL-5823 - Tubes, Electron Vacuum. 200V PIV, 25mA
    NATIONAL RADIO - 5823 - NL-5823 - Tubes, Electron Vacuum. 200V PIV, 25mA
    Special Price $19.98 Regular Price $22.50 As low as $14.98

    NATIONAL RADIO - 5823 - NL-5823 - Tubes, Electron Vacuum.

    Cold Cathode Triode

    200V PIV

    25mA average.

    Package: Base B7G 54x17mm 7 pin miniature.

    Made in Germany

    New Old Stock

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  3. AMPEREX - PM 2412B - PMT Tube. PhotoMultiplier Electron Tube.
    AMPEREX - PM 2412B - PMT Tube. PhotoMultiplier Electron Tube.
    Special Price $89.98 Regular Price $120.00

    AMPEREX - PM 2412B PMT Tube.

    Photomultiplier (PMTs) and phototubes are light-detecting tubes used in electric eyes, video cameras and various astronomical applications. Phototubes are simple devices, often gas-filled, consisting of a photocathode and anode. PMTs are more complex high-vacuum devices.

    The Amperex PM-2412B is a top-sensing 10-stage linear cascade photomultiplier with a venetian blind aperture and a 3" window. The PM-2412B is intended for use in gamma cameras and other scintigraphy applications.

    PMT PhotoMultiplier Electron Tube, 3" Diameter Face.

    Dimensions: Overall: 6" long x 3" D.

    Base: 3/4" x 2-1/8" D

    Connection: 14 Pin Octal Mount.

    Alternate: Photonis XP2412B 

    Genuine Vintage Amperex - New Old Stock

    Made in France

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  4. Amperite - 15-2 - Tube, ballast.
    Amperite - 15-2 - Tube, ballast.
    Special Price $12.98 Regular Price $14.50
    READY TO SHIP - ONLY 1 LEFT IN STOCK!
    Tube, ballast. Connections: Plug-in 8 in octal. Packaging: Plastic base and glass envelope. NIB. Learn More
  5. Amperite - 12-4 - Tube, ballast.
    Amperite - 12-4 - Tube, ballast.
    Special Price $12.98 Regular Price $14.50

    Amperite - 12-4  Tube, ballast.

    Connections: Plug-in 8 in octal.

    Packaging: Plastic base and glass envelope.

    NIB.

    Learn More
  6. Amperite - KL-75H - Tube, ballast.
    Amperite - KL-75H - Tube, ballast.
    Special Price $12.98 Regular Price $14.50
    READY TO SHIP - ONLY 1 LEFT IN STOCK!
    Tube, ballast. Connections: Plug-in 8 in octal, Packaging: Plastic base and glass envelope. Learn More
  7. Amperite - KL-75 - Tube, ballast.
    Amperite - KL-75 - Tube, ballast.
    Special Price $12.98 Regular Price $14.50
    READY TO SHIP - ONLY 1 LEFT IN STOCK!
    Tube, ballast. Connections: Plug-in 8 in octal, Packaging: Plastic base and glass envelope. Learn More
  8. AMPERITE - 115C3 - Electron Tube, Relay, Timer. 3 Sec 3Amp 115VAC.
    AMPERITE - 115C3 - Electron Tube, Relay, Timer. 3 Sec 3Amp 115VAC.
    Special Price $79.98 Regular Price $129.00

    AMPERITE - 115C3 - Electron Tube, Relay, Timer. 3 Sec 3Amp 115VAC.

    Input: AC.

    Contact Ratings: 3Amp.

    Coil Voltage: 115VAC.

    Connections: 4 Pin octal plug-in.

    Timing Function: 3 Seconds.

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  9. National Electronics Inc - 6211 - Tube, vacuum. NIB.
    National Electronics Inc - 6211 - Tube, vacuum. NIB.
    Special Price $9.98 Regular Price $14.50

    National Electronics Inc - 6211 - Tube, Vacuum.

    Glass, NOVAL DUAL DIODE TUBE.

    Mount: PCB 9 pin or can be socketed.

    NIB.

    Made in the USA.

    Alternate/Equivalent: 6211A

     

     

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  10. CINCH - 5935-686-3565 - Electron Tube Socket.
    CINCH - 5935-686-3565 - Electron Tube Socket.
    $2.00

    CINCH - 5935-686-3565 - Electron Tube Socket.

    Connector, socket.

    Electron tube rectangular socket, female 3 position/3 pin.

    Polarization: Off Center Hole.

    Mount: Press-fit, type 50B.

    Material: Mica, molded.

    Contact material: Beryllium copper.

    Surface treatment: gold and silver.

    Note: Dimensions: Overall 9.1mm long.

    Behind board 8.9mm long x 3.9mm wide x 10.5mm deep including contacts.

    Military NSN 5935-00-686-3565.

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  11. AMPERITE - 115NO3 - 115N03 - Relay, Thermal Timer. SPST NO 3 Seconds, G Series Time Delay Relay
    AMPERITE - 115NO3 - 115N03 - Relay, Thermal Timer. SPST NO 3 Seconds, G Series Time Delay Relay
    Special Price $96.98 Regular Price $149.00 As low as $69.98

    AMPERITE - 115NO3 - 115N03 - Relay, Thermal Timer. G Series Time Delay Relay.

    Status: Discontinued

    Input: 115V AC/DC.

    Contacts: SPST-NO.

    Contact Material: Cadmium, Silver

    Contact Ratings: 3A/125VAC.

    Coil Voltage: 115V AC/DC.

    Coil Current: 2W.

    Maximum Current: 3 A

    Operating Temperature: -55C to 80 C

    Connections: 8-pin octal plug.

    Mechanical: 8-pin glass tube.

    Size: 1.25"D x 2.75"H above socket.

    Weight: 0.5 lb.

    Timing Range: 3 seconds. (Fixed Delay Time)

    Note: Hermetically sealed, heater-actuated.

    Long Life, UL Approved

    New Old Stock

    Proudly Made in USA

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  12. AMPERITE - 3-4 - Ballast Tube.
    AMPERITE - 3-4 - Ballast Tube.
    Special Price $9.98 Regular Price $14.50
    Ballast Resistance Tube. Package: glass tube. Base. 6 Pin in an 8 Octal base. Dimensions: Overall 1.127" D x 2.884" high. Learn More
  13. RCA - 5751 - Electron Tube,  RCA Military Grade, Factory New Old Stock
    RCA - 5751 - Electron Tube, RCA Military Grade, Factory New Old Stock
    Special Price $98.98 Regular Price $149.00 As low as $89.98

    RCA - 5751 - Electron Tube - Black Plate - Double Mica

    RCA tubes are considered the best sounding tubes of its type. They provide a very detailed tone, full of warmth and a remarkable three-dimensionality. The holy grail for the 5751 variant. These are very articulate and crisp. If you are looking for the classic SRV sound, these are the ones for the repair, upgrade or restoration of historic equipment.

    Status: Discontinued

    High-mu Nine-Pin Miniature

    Vintage - New Old Stock - From a Military Contractor in Original RCA packaging from the Factory. 

    Date Code 13th week 1979.

    Note: Great in Audiophile Amplifiers and Fender Guitar Amps!

    Made in the USA. - Rare

    Price is for 1 Electron Tube.

    Note: The RCA 5751 is a military-grade amplifier tube that was designed to deliver the capabilities for audio equipment to function properly in the 1950s and 1960s.

    Applications: Great for upgrading High End Guitar and Phonograph amplifiers.

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  14. ZENITH - 35L6GT - Tube, electron. Base 8 Pin, with 7 working pins.
    ZENITH - 35L6GT - Tube, electron. Base 8 Pin, with 7 working pins.
    Special Price $8.98 Regular Price $10.00

    ZENITH - 35L6GT - Tube, Electron.

    The 35L6GT Vacuum tube is a glass octal type pentode amplifier used in the output stages of AC/DC radio receivers.

    Base 8 Pin, with 7 working pins.

    Note: Maybe replaced with equal manufactured by RCA & Raytheon.

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  15. Western Electric - 5591/403B - Tube, Electron. Mount: 7 Pin.
    Western Electric - 5591/403B - Tube, Electron. Mount: 7 Pin.
    Special Price $24.98 Regular Price $26.50

    Western Electric - 5591/403B Tube, Electron.

    This is a miniature pentode with 6.3V filament similiar to 6AK5 and 5654. The 403B/5591 uses less heater power and has a longer life than 403A. Dates back to 1950s. These are good upgrade tubes to Little Dot Mk3, Yaqin CD2, Grant Fidelity and Dark Voice. 

    Mount: 7 Pin.

    Miniature Pentode Tube

    For use as RF amplifier and broadband amplifier.

    Genuine Vintage Western Electric Tube - New Old Stock

    Replaces 403A, 403-B, 6AK5, and 5591 tube types.

    Applications: Little Dot headphone amps and some tube buffers.

    Proudly Made in USA

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  16. Western Electric - 416A - Tube, electron. Transmitting triode 6.3V 1.18Amp.
    Western Electric - 416A - Tube, electron. Transmitting triode 6.3V 1.18Amp.
    Special Price $24.98 Regular Price $26.50

    Western Electric - 416A Tube, Electron.

    The 416A is a disc-seal planar type triode designed for use as an amplifier or frequency multiplyer at frequencies in the order of 4000 megacycles.

    Transmitting triode 6.3V 1.18Amp.

    Gold plated body, top pin to anode, threaded grid ring, four pin base.

    Glass spacers. Mu 200, 0.5 W out power at 4GHz.

    Dimensions: maximum 27.2mm D x 32mm above contacts.

    More info: http://www.westernelectric.com

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  17. TEKTRONIX - 157-0053-00 - Tube, vacuum.  GE 12BY7A. Package of 2.
    TEKTRONIX - 157-0053-00 - Tube, vacuum. GE 12BY7A. Package of 2.
    Special Price $29.98 Regular Price $40.00
    READY TO SHIP - ONLY 2 LEFT IN STOCK!

    TEKTRONIX - 157-0053-00 Tube, vacuum. (Package of 2 tubes)

    Toshiba 12BY7A.

    Mount: PCB. Package: glass with 9 pin male base.

    Note: Selected PR9M.

     

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  18. RCA - 832A - Tube, Electron. Double bean power tube. UHF.
    RCA - 832A - Tube, Electron. Double bean power tube. UHF.
    $30.00

    RCA - 832A  Tube, Electron.

    Double bean power tube.

    UHF.

    Base: Septar (1+6 pins).

    Dimensions: 2.277" D x 2-1/4" high plus contacts.

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  19. RCA - 80 - Tube, Electron.
    RCA - 80 - Tube, Electron.
    Special Price $14.98 Regular Price $19.00

    RCA - 80 Tube, Electron.

    Base: 4 Pin. Full Wave Rectifier

    Dimensions: Glass tube 43.9mm D x 73.4mm High.

    Base is 34.4mm D x 27.6mm deep.

    New Old Stock

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  20. GE - 6BL7GT - Tube, electron.
    GE - 6BL7GT - Tube, electron.
    Special Price $12.98 Regular Price $14.50

    GE - 6BL7GT Tube, electron.

    Base 8 Pin Dual Triode.

    Made in the USA.

    Note: Maybe replaced with equal manufactured by General Electric.

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  21. RCA - 3B25 - Tube, electron.
    RCA - 3B25 - Tube, electron.
    $25.00
    READY TO SHIP - ONLY 5 LEFT IN STOCK!
    Tube, electron. 4000V PIV, 0.5A max average current, 2A peak, 20A surge at 500Hz max. 30s minimum preheating. Base: 4 pin, 1.358" (34.5mm) D x 1.10" (27.9mm) high. Dimensions: glass tube 2.05" (52mm) D x 5.31" (135mm) long. Made in the USA. Learn More
  22. RCA - 3B25 - Tube, Electron, Half Wave Rectifier, Gas Filled, Vintage New.
    RCA - 3B25 - Tube, Electron, Half Wave Rectifier, Gas Filled, Vintage New.
    Special Price $24.98 Regular Price $28.50

    RCA - 3B25 - Tube, Electron.

    Xenon filled half-wave rectifier tubes manufactured in the United States by RCA. These 4 pin UX4 base thick glass tubes, capable of up to 400 volts on the anode, come with solid interior construction, silver plates and side getters. They are printed in white with old style RCA logo, RCA ELECTRON TUBE RADIOTRON MADE IN U.S.A. 

    Half Wave Rectifier, Gas Filled

    4000V PIV, 0.5A max average current

    2A peak

    20A surge at 500Hz max.

    30s minimum preheating.

    Base: 4 pin, 1.358" (34.5mm) D x 1.10" (27.9mm) high.

    Dimensions: glass tube 2.05" (52mm) D x 5.31" (135mm) long.

    Genuine RCA - Vintage - New Old Stock

    Made in the USA

    Learn More
  23. National Union Electronic Tube - 2X2A - Tube, electron.
    National Union Electronic Tube - 2X2A - Tube, electron.
    $10.00

    National Union Electronic Tube - 2X2A Tube, electron.

    Base: heavy 4 Pin.

    The 2X2A is an EHT half wave rectifier

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  24. Ken-Rad - 6SH7 - Electron Tube,  8-Pin Round, Removed from Equipment
    Ken-Rad - 6SH7 - Electron Tube, 8-Pin Round, Removed from Equipment
    Special Price $5.98 Regular Price $6.95

    Ken-Rad - 6SH7 - Electron Tube, Removed from Equipment

    The 6SH7 is a sharp cut-off amplifier pentode designed for use as a high-gain radio-frequency or intermediate-frequency amplifier.

    8-Pin Round

    Very Good Condition

    Made in the USA

    Used / Removed from Equipment

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