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![]() |

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.
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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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4-125A Eimac Radial Beam Power Tetrode (NOS)
In Stock
For use as an amplifier, oscillator, or modulator.
- Filament: Thoriated Tungsten
- Voltage: 5V
- Current: 6.5Amp
- Maximum plate-dissipation 125 Watt
- Maximum plate-voltage 3000V (3KV) at frequencies up to 120 Mc
- Base: 5 pin metal shell
New Old Stock * No longer available for export
MFR: Eimac
SKU: 4-125A
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4-500B Transmitting Tube, Tetrode, Glass, Triton (NOS)
In Stock
4-500B Transmitting Tube, Tetrode, Glass, MFR:Triton
Limited Quantity Available, New Old Stock, Not for Export
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4-500A Eimac/Triton Glass Transmitting Tube, Tetrode (NOS)
In Stock
Glass Transmitting Tube, Tetrode (NOS)
New Old Stock * No longer available for export
MFR: Eimac/Triton
SKU: 4-500A
Six Month Warranty

4-400A EIMAC Transmit Tube (NOS/NIB)
In Stock
Transmitting Tube, Tetrode, Glass Envelope
New Old Stock / New In Box * No longer available for Export
MFR: Eimac, USA
SKU: 4-400A-EI
Six Month Warranty

4PR60C Eimac Transmitting Tube Pulse Rated 4PR60C/8252W (NOS)
In Stock
Transmitting Tube, Pulse Rated, 4PR60C/8252W Broadcast/Industrial
New Old Stock * No longer available for export
MFR: Jan/Eimac, USA
SKU: 4PR60C
Six Month Warranty

4X500A Eimac Transmitting Tube Radial Beam Power, Triode (NOS)
In Stock
Transmitting Tube Radial Beam Power, Tetrode, Broadcast/Industrial
New Old Stock * No longer available for export
MFR: Eimac
SKU: 4X500A
Six Month Warranty

Y394 Eimac HIgh-Mu Planar Triode (NOS)
In Stock
The Eimac Y394 is a small frequency stable rugged planar triode.
New old stock * No longer available for export
MFR: Eimac
SKU: Y394

VA-210C Varian Klystron Microwave X-Band Oscillator (NOS/NIB)
In Stock
The excellent frequcncy stability and very low noise under extreme environmental conditions make this tube well suited for beacon and all types of airborne applications.
New Old Stock * No longer available for export
MFR: Varian
SKU: VA210C