The 4CX1000A/8168 is a(n) fac tetrode manufactured by CPI-Eimac. The 4CX1000A/8168 is primarily used in broadcast applications. CPI-Eimac is a leading manufacturer of power grid tubes covering a wide range of applications including broadcast, industrial and scientific. Richardson Electronics is proud to be the exclusive global distibutor for CPI-Eimac products. Contact Richardson Electronics today for more information about this Product.

Plate Dissipation (Max.) : 1,000 Watts

Screen Dissipation (Max.) : 12 Watts

Grid Dissipation (Max.) : 0 Watts

Frequency for Max. rating (CW) : 110 MHz

Amplification Factor —

Filament/Cathode : Oxide Coated

Voltage : 6.0 Volts

Current : 9.0 Amps

Capacitance : Grounded Cathode

Input : 81.0 pf

Output : 11.8 pF

Feedthrough : 0.01 pF

Capacitance : Grounded Grid

Input : 35.5 pF

Output : 12.0 pF

Feedthrough : 0.00 pF

Cooling : Forced Air

Base : Special, Breechblock

Air Socket : SK-800B

Air Chimney : SK-806

Boiler —

Length : 122.00 mm

Diameter : 85.50 mm

Weight : 0.77kg

Output Power : 1.63 kW

Maximum Frequency : 110 MHz

Cooling : Forced Air

Filament Voltage : 6 V

Filament Current : 9 A

Peak Anode Voltage : 3 kV

The 4CX1000A/8168 is a low voltage, high current tetrode specifically designed for Class AB1 RF linear amplifier or audio amplifier applications where its high gain and low distortion characteristics may be used to advantage.