Vacuum Tubes
- 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
Learn More - RELIANCE ELECTRIC - STATATUBE-04 - Power tube. Double marked 410409R.Special Price $79.95 Regular Price $99.00Power tube. Double marked 410409R. Dimensions: 1.909" D x 6-1/4" tall, fully enclosed. Learn More
- RELIANCE ELECTRIC - RL635/7019 - Power tube.Special Price $79.95 Regular Price $99.00Power tube. Manufactures box and part double marked 49492-2B. Dimensions: 1.998" D x 8" tall, with (4) heavy pin contacts. Learn More
- RELIANCE ELECTRIC - RL5684-NE - Power tube. Life indicating.$75.00Power tube. Life indicating. Manufactures box and part double marked 401254-C.Dimensions: 1.578" D x 5.5" tall, with 4 heavy pin contacts. Learn More
- RCA - 2056 - PMT, photomultiplier tube.$69.00PMT, photomultiplier tube. Dimensions: 5-1/8" D x 8-1/4" overall length. Base: 14 octal. Used/removed from equipment. Good condition. Learn More
- 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.
Learn More -
- Sylvania - 5BP1 - Cathode ray scope tube, 5" D.$50.00Out of stock
Cathode ray scope tube. US Army. (Order 3181-SCRL-43). Dimensions: 5" D, overall length 16-1/2" with a 11 pin plug 1-3/4" total D socket. Note: Additional shipping charges for lightweight over-sized box, approximately $30.00 USD.
Learn More - RCA - 2BP1 - Tube, electron. 2" CRT.$75.00Out of stockTube, electron. 2" CRT Electron tube housed with 12 position socket, 7 actual contacts. Used. Learn More
- GENERAL ELECTRIC - FG105 - Tubes. Thyratron mercury vapor.$65.00Tubes. Thyratron mercury vapor. Vf 5 Volts, If: 10 Ampere, Half indirect. Dimensions: 290x70mm overall, plus side cap, and has a 4 pin base. Learn More
- AMPERITE - 115NO3 - 115N03 - Relay, Thermal Timer. SPST NO 3 Seconds, G Series Time Delay Relay
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
Learn More - RCA - 5751 - Electron Tube, RCA Military Grade, Factory New Old StockOut of stock
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.
Learn More - Western Electric - 375A - Tube, electron. Beam power.$50.00Tube, electron. Beam power. 20V 0.32Amp. Base: 8 Octal, missing 2 pins, 34.1mm D x 28.00 deep. Dimensions: glass tube 35.6mm D x 3.25" long. Made in the USA. Learn More
- Sylvania - 5FP7 - 5" Cathode Ray Tube$89.88New but quite old, 11.3" tip-to-tip, in original U S Army / U S Navy box -4.5" across phosphor screen - skinny neck - they Really don't make 'em like this anymore. 64 years old and counting. Looks new, fragile glass, weathered box. Learn More
- HITACHI - 5DEP315F - CRT 5" for Heathkit Oscilloscopes.$75.00Out of stockCRT 5" for Heathkit Oscilloscopes. (PART # 411-815). Learn More
- Heintz & Kaufman LTD - 54 - Tube, Electron. Gammatron.Special Price $74.98 Regular Price $89.50Out of stock
Heintz & Kaufman LTD - 54 - Tube, Electron. Gammatron.
The Gammatron HK54 from Heintz & Kaufman dates from the late 1930's and was designed for use as a VHF transmitter Power amplifier. The tantalum anode has a 50 Watt dissipation and the maximum anode voltage is 3,000 V. The anode will glow cherry red at full dissipation.
General Purpose Triode (HK-54), Tantalum Plate Transmitting Tube.
Base: UX-Base (4 Pins (2 thick, USA 1924, UX) Sidecontact and top contact.
Was used by: Transmittertube (Radio)
Filament: Vf 5 Volts / If 5 Ampere / Direct
Base: 4 Pin, 35mm d x 29.0mm deep.
Similar to 4C25 CV707
Dimensions: Glass tube 51.0mm D x 85.0mm high plus top contact.
Additional Information on H&K: https://www.foundsf.org/index.php?title=H%26K_and_Eimac;_an_Indigenous_Vacuum_Tube_Industry_Emerges
Historic Rare Electron Tube to Find
Vintage - New Old Stock
Made in the USA.
Learn More - GENERAL ELECTRIC - GL-4X150A - Tube, electron. Power tetrode.$50.00Tube, electron. Power tetrode. Mount: 8 Pin. Made in the USA. Learn More
- EIMAC - VT-127-A - Tube, electron. type: Transmitting triode. VHF.$100.00Tube, electron. Type: Transmitting triode, air cooled. VHF. 5V 10.5Amp 100Watt. Dimensions: 100mm wide x 68mm deep x 138mm high (3.94" x 2.68" deep x 5.43" high). Learn More
- EIMAC - 4-125A - RMA 4D21 Electron Tube. Radial Beam Power Tetrode.Special Price $98.50 Regular Price $149.98READY TO SHIP - ONLY 45 LEFT IN STOCK!
Modulator Oscillator Amplifier Tube. Radial beam power tetrode. Filament: Thoriated Tungsten. Voltage: 5V. Current: 6.5Amp. Application: For use as an amplifier, oscillator, or modulator. Maximum plate-dissipation 125 Watt. Maximum plate-voltage 3000V (3KV) at frequencies up to 120 Mc. Base: 5 pin metal shell. Dimensions: 2.75" D x 5.69" long. Note: ALT P/N: RMA 4D21. Made in the USA. New In Mfg. Box.
Additional information at http://tubecollectors.org/eimac/archives/4125a(47).pdf
- DeForest Radio Co - 410 - Tube, electron.$100.00Out of stockTube, electron. Base: 4 Pin, 35mm D x 28.0mm deep. Dimensions: glass tube 59.9mm D x 103mm High. Note: Audion. Learn More
- CLINTON ELECTRONICS - CE762M20P4GEINC - Tube, cathode ray. CRT.$75.00Tube, cathode ray. New older stock. Learn More
- Burle - 931B - PMT, photomultiplier tube.$79.00Out of stockPMT, photomultiplier tube. Base: 11 Pin octal plug-in. New. Note: Seven of the original eight pieces are in manufactures packaging. Learn More
- ATL Inc - JAN-5CP1 - Tube, electron. Cathode ray.$75.00Tube, electron. Cathode ray. Base: 14 Pin, with only 12 contacts. Dimensions: glass tube 5-1/8" D x 14-1/2". Base is 2.22" D x 1.326" high. ATL Inc Chicago. Made in the USA. Learn More
- AMPEREX - XQ1072 - Plumbicon 1" color video tube.$89.00Plumbicon 1" color video tube. May have one or two minor spots as they are marked "Test" tubes. T44H12. Imaging tube. More info: http://www.nimaging.com/products/tubes/pdf/XQ1072.pdf Learn More