Transmitting Tubes

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

Limited Quantity Available, New Old Stock, Not for Export

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

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

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

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

• 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

Data Sheet

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.

The Eimac Y394 is a small frequency stable rugged planar triode.

New old stock * No longer available for export
MFR: Eimac
SKU: Y394

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