Tubes - Transmitting, Audio, Misc.

The 8171 / 4CX10000D is useful as an oscillator, amplifier, or modulator at frequencies up to 110 megahertz and is particularly suited for use as a linear RF amplifier or class-AB audio amplifier.

Data Sheet

Clean Used * No longer available for export
MFR: Eimac
SKU: 4CX10000D-P

Eimac Transmitting Tube Ceramic/Metal Tetrode NSN 5960-01-264-2087
Broadcast/Industrial
New Old Stock * No longer available for export
MFR: Eimac
SKU: Y769
Six Month Warranty

The 4CX1000A/8168 is a ceramic and metal, forced-air cooled, radial-beam tetrode, with a rated maximum plate dissipation of 1000 watts. 

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

Data Sheet

Clean Used * No longer available for export
MFR: Eimac
SKU: 4CX1000A-EI-P

 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.

DTS&C-2  Dual Tube Socket / Chimney Combination & (2) 4X250F 26.5v Eimac NOS Tubes, sockets are Eimac SK650 mounted on chassis platform.  MFR: Eimac (Tubes & sockets)  Socket assembly was removed from military equipment.

• Filament: Thoriated tungsten
• Voltage: 5.0 ± 0.25 V
• Current, at 5.0 volts: 38.5 ± 2.0 A

New Old Stock * No longer available for export
MFR: Svetlana
Made in Russia
SKU: 4CX1500A-SVET

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 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.

Cathode: Oxide Coated, Unipotential
Heating time: 3 Minutes
Heater:
   Voltage: 6 Volts Nominal
   Current: 9 Amps (minimum), 11 Amps (Maximum)

New Old Stock, New In the Box * No longer available for export
MFR: Eimac

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

See 4CX350AC for Upgrade

Silver coating on these tubes has tarnished due to air exposure

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