Transmitting Tubes

Transmitting Tube 4CX350FJ/8904
New Old Stock
MFR: Eimac/JAN
SKU: 4CX350FJ
Six Month Warranty

• Filament: Thoriated Tungsten
• Voltage: 7.5 volts + 0.37 volts
• Current  at 7.5 volts:  103 Amps
• Amplification Factor (Grid to Screen): 4.5

New Old Stock * No longer available for export
MFR: Eimac
SKU:4CX5000J

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.

4CX350FJ-8904 JAN Amperex Transmitting Tube (NOS/NIB)

The 4CX350FJ / 8904 is intended for Class AB linear RF amplifier service. The tube has rugged internal construction features. The 4CX350FJ/8904 may be used as an exact replacement for the 4CX350F/8322 in most linear applications, requiring only minor circuit adjustment and retuning. The tube has improved intermodulation distortion characteristics. It contains a 26.5 volt heater, and is recommended for new equipment designs.
New old stock * No longer available for export.
Limited 90 Day Warranty.
NSN 5960-00-369-7460
MFR: Amperex, USA

4CX150D Eimac Tube
New Old Stock * No longer available for export
MFR: Eimac
SKU: 4CX150D
Six Month Warranty

Silver coating on these tubes has tarnished due to air exposure

New Old Stock * No longer available for export
MFR: Eimac
SKU: 4CX125C

• Cathode: Oxide Coasted, Unipotential
• Heater Voltage: 6.0 +0.3 Volts
• Heater Current, at 6.0 Volts: 5.4 Amps
• Cathode-Heater Potential (maximum): ±150 Volts

Data Sheet

New Old Stock * No longer available for export
MFR: Eimac
SKU: 4CX600J-EI

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 Tetrode
Special for UHF, TV, etc.
New Old Stock * No longer available for export
MFR: Eimac
SKU: 4CX600F

Transmitting Tube Tetrode, Broadcast/Industrial
New Old Stock * No longer available for export
MFR: Eimac
SKU: 4CX350A-EI
Six Month Warranty

See 4CX350AC for Upgrade

• Cathode: Oxide Coated, Unipotenial
• Heater Voltage: 6.0 ±0.3 Volts
• Heater Current at 6 Volts: 9.0 Amps

Data Sheet

New Old Stock * No longer available for export
MFR: Eimac
SKU: 4CX1000A-EI

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.