Tubes - Transmitting, Audio, Misc.

• 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.

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.

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

8188/4PR400A Radial-beam Pulse Tetrode Modulator Oscillator Amplifier tube.

New Old Stock 
MFR: Eimac
SKU: 4PR400A

Jan Transmitting Tube
Special purpose, broadcast/industrial High Mu Triode
New Old Stock * No longer available for export
MFR: Eimac
SKU: 7289-EI

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

• 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

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.

Transmitting Tube
Used * No longer available for export
MFR: Eimac
SKU: 4X150A-FAA-P
Ninety Day Warranty

• For Broadcast / Industrial
• High Plate Dissapation triode suited for UHF-TV transistor service.
• Also useful as a CW oscillator or amplifier

New Old Stock * No longer available for export
MFR: Eimac
SKU: Y667A

Y-667 Data Sheet