The 3CW5000F3 is a water cooled triode. It is ceramic-metal, thorium carbide tungsten cathode and low amplification factor. The anode dissipation power is 5kW max. The grid dissipation power is 150W max. It is designed for mainly used as a VF amplifier and modulator.
The anode voltage is 6kV when working at Class AB1 VF amplifier. The anode output power is 13kW max. when using 2 tubes.