Tubes - Transmitting, Audio, Misc.
Please choose from the following TUBES Sub-Catagory choices:
572B![]() |
811A![]() |
6146![]() |
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4CX350 Series![]() |
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SOCKETS![]() |
CHIMNEYS![]() |
PLATE CAPS![]() |
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BOOKS![]() |
BASES![]() |
PARASITIC SUPPRESSOR![]() |

7034/4X150A-FFA Eimac Transmitting Tube (Pull)
In Stock
Transmitting Tube
Used * No longer available for export
MFR: Eimac
SKU: 4X150A-FAA-P
Ninety Day Warranty

3CPX800A7 Eimac Pulse Rated High Power Triode (Pull)
In Stock
- Filament: Oxide Coated, Unipotential
- Voltage: 13.5 ± 0.6 volts
- Current: 1.5 Amps
- Amplification Factor: 200
Used * No longer available for export
MFR: Eimac
SKU: 3CPX800A7-P
This 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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3CX100A5/7289 Eimac Transmitting Tube (NOS)
In Stock
Jan Transmitting Tube
Special purpose, broadcast/industrial High Mu Triode
New Old Stock * No longer available for export
MFR: Eimac
SKU: 7289-EI
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4PR400A EIMAC Pulse-rated Transmit Tube (NOS)
In Stock
8188/4PR400A Radial-beam Pulse Tetrode Modulator Oscillator Amplifier tube.
New Old Stock
MFR: Eimac
SKU: 4PR400A

4CS250R / SD696 Amperex Broadcast / Industricial Transmitting Tube (NOS/NIB)
In Stock
Ruggedized construction allows the 4CS250R to be operated in applications where shock and/or vibration is experienced.
The Sealed Bag was ripped and allowed air to reach the tube resulting in minor corrosion around the threaded hole. Corrosion has been removed.
New Old Stock, Not for Export
MFR: Amperex
SKU: 4CS250R

4X150D Eimac Radial-Beam Power Tetrode (NOS)
In Stock
The 4X150D tetrodes are compact power tubes intended for use as amplifiers, oscillators, or frequency multipliers at frequencies up to 500 megacycles. They are designed for operation at a heater potential of 26.5 volts.
New Old Stock * No longer available for export
MFR: Eimac
SKU: 4X150D-EI

3-1000Z / 8164 Eimac High-Mu Power Triode (Pull)
In Stock
- Filament: Thoriated Tungsten
- Voltage: 7.5 + 0.37 volts
- Current: 20 Amps
- Amplification Factor: 200
Used * No longer available for export
MFR: Eimac
SKU: 3-1000Z-EI-P
This 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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304TL Eimac Low-Mu Power Triode (NOS)
In Stock
- Filament: Thoriated Tungsten
- Voltage: 5.0 or 10.0 Volts
- Current: 25.0 or 12.5 Amps
New Old Stock * No longer available for export
MFR: Eimac
SKU: 304TL
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3-400Z / 8163 Eimac Transmitting Tube (NOS)
In Stock
New Old Stock * No longer available for export
MFR: Eimac
SKU: 3-400Z
Note: Picture for reference only.
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.
Add to Cart