Tubes - Transmitting, Audio, Misc.

• Filament: Thoriated Tungsten
• Voltage: 7.5
• Current: 20.0 – 22.7 Amps
• Amplification Factor: 6.1 – 7.

New Old Stock * No longer available for export
MFR: Eimac
SKU: 4-1000A-EI

Data Sheet

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.

• Filament: Thoriated Tungsten
• Voltage: 7.5
• Current: 20.0 – 22.7 Amps
• Amplification Factor: 6.1 – 7.7

Clean Used * No longer available for export
MFR: Eimac
SKU: 4-1000A-EI-P

Data Sheet

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.

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

New Old Stock * No longer available for export
MFR: Amperex
SKU: 4CS250H-AMP

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

Glass Transmitting Tube, Tetrode (NOS)
New Old Stock * No longer available for export
MFR: Eimac/Triton
SKU: 4-500A
Six Month Warranty

4-500B  Transmitting Tube, Tetrode, Glass,  MFR:Triton

Limited Quantity Available, New Old Stock, Not for Export

The Eimac 2C39A is a ceramic-metal high-mu planar triode with a plate dissipation rating of 100 watts, designed as a power amplifier, oscillator, or frequency multiplier at frequencies to above 2500 megacycles.

New Old Stock * No longer available for export
MFR: Eimac
SKU: 2C39A-EI
Data Sheet

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.

Used * No longer available for export
MFR: Eimac
SKU: 4X150D-EI-P