Transmitting Tubes

• 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.

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

New Old Stock * No longer available for export
MFR: Eimac 
SKU: 8560AS-EI
Six Month Warranty

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

• Cathode: Oxide Coated Unipotential
• Voltage: 6.0 + 0.3 volts
• Current at 6.0 volts: 8.2 Amps
• Amplification Factor (Average): 3.4

New old Stock  * No longer available for export
MFR: Eimac
SKU: 8295A

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.

Transmitting Tube, High Vacuum Diode Rectifier
Vintage 4 pin
New Old Stock * No longer available for export
MFR: Eimac
SKU: 253

Ceramic/Glass Tetrode
HD version of 4X150D
New Old Stock * No longer available for export
MFR: Eimac
SKU: 7609

Transmitting Tube Pentode
New Old Stock * No longer available for export
MFR: Eimac
SKU: 8576-264
Six Month Warranty

Radial Beam Power Tetrode Transmitting Tube
Used good condition * No longer available for export
MFR: Eimac
SKU: 4X150-JAN-7034-P

NOTE: The photo is for reference only.