Transmitting Tubes
Please choose from the following TRANSMITTING TUBES Sub-Catagory choices:

Y-278 Eimac Liquid Cooled Transmitting Tetrode (Pull) Y278
In Stock
3CW300B variant.
Used * No longer available for export
MFR: Eimac
SKU: Y-278-P

304TH Eimac/Jan-CIM Medium-mu Power Triode (NOS/NIB)
In Stock
The Eimac 304TH is a medium-mu power triode intended for use as an amplifier, occilator or modulator. It has a maximum plate dissapation rating of 300 watts and a maximum plate voltage rating of 3000 volts at frequencies up to 40 Mc.
1200 watts plate power output with 53 watts driving power.
New Old Stock * New In Box * Not Available for Export
MFR: Eimac * Made in USA
SKU: 304TH
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572B /T160L Amperex High-Mu Power Triode (Pull)
In Stock
For use in Class AB, Class B, and Class C RF and Audio amplifiers.
Used * No longer available for export
MFR: Amperex
SKU: 572B-AMP-P
This New Old Stock (NOS) tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Ninety Days from the date of purchase, for the original customer only. Please follow the instruction insert for proper installation.
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3CX3000F1 / 8239 Eimac Low-Mu Power Triode (NOS/NIB)
In Stock
- Filament: Thoriated Tungsten
- Voltage: 7.5 Volts
- Current: 48 – 53 Amps
New Old Stock, New In Box * No longer available for export
MFR: Eimac
SKU: 3CX3000F1-EI
This New Old Stock (NOS) tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Ninety Days from the date of purchase, for the original customer only. Please follow the instruction insert for proper installation.

807 / VT-100A Sylvania Tetrode Vacuum Tube (NOS)
In Stock
Beam tetrode vacuum tube.
New Old Stock * No Longer Available for Export
MFR: Sylvania
SKU: 807-VT100A-SYL

QKK753 Raytheon Tube
In Stock
Regular Price: $79.95
Special Price $49.95
QKK753 Raytheon Electron Tube MFR: Raytheon NOS (New Old Stock/Original box)
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4055 RCA Planar Triode Tube (NOS/NIB)
In Stock
Ceramic planar triode S=35mA/V, mu 70, 10W plate dissipation. Can be used as pulsed amplifier up to 4Ghz or as frequency multiplier at 1GHz. Up to 3.5KV and 3A plate as pulsed class-C amplifier.
New old stock * No longer available for export.
MFR: RCA
SKU: 4055

3CX10000A7 / 8160 Eimac High-Mu 10,000 Watt Power Triode (NOS)
In Stock
Filament: Thoriated Tungsten
Voltage: 7.5 Volts
Current: 100 Amps
New Old Stock * No longer available for export
MFR: Eimac
SKU: 3CX10000A7-EI
This New Old Stock (NOS) tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Ninety Days from the date of purchase, for the original customer only. Please follow the instruction insert for proper installation.
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3CX10000B7 Eimac High-mu 10,000 Watt Power Triode (Pull)
In Stock
- Filament: Oxide Coated Unipotential
- Voltage: 15.0 ± 0.75 volts
- Current at 15.0 volts: 13.5 Amps
- Amplification Factor (Average): 200
Clean Used * No longer available for export
MFR: Eimac
SKU: 3CX10000B7-P
This 3CX10000B7 tube has been recently tested and meets all technical specifications. The Warranty period for this tube is Thirty Days from the date of purchase, for the original customer only. Please follow the instruction insert for proper installation.
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3CX100A5 Eimac Transmitting Tube (NOS/NIB)
In Stock
- Broadcast/Industrial
New Old Stock * New In Box * No longer available for export
MFR: Eimac
SKU: 3CX100A5-EI