The 3CW20000A7 is a water cooled in anode, ceramic-metal hign-mu amplifier factor triode containing a thoriated tungsten carbide cathode which is designed for mainly used in AF amplifier in class B or modulator, linear amplifier and hign frequency amplifier in class C of which the maximum of plate dissipation up 20, grid dissipation up 500W and operaing frequency up 110MHz.
GENERAL CHARACTERISTICS
Filament Voltage 7.5 V
Filament Current 99 A
Interelectrode Capacitance (Grouded Cathode)
Cin 59 pF
Cout 0.2 pF
Cgp 36 pF
Interelectrode Capacitance (Grouded Grid)
Cin 59 pF
Cout 36 pF
Cak 0.2 pF
Amplification Factor 200
Operation Position Vertical, base up or down
Cooling
Anode Water
Stem Forced Air
Maximum Seal Temperature 250
Maximum Height 285 mm
Maximum Diameter 118.10 mm
Appro. Weight 5.2 kg
