Tube Characteristics Type: 6K7 Bulb : METAL Class : PENTODE Base Diagram: 7R Emitter Volts: 6.3 Emitter Amps: 0.300 Use: RF Amplifier Plate Dissipation (w): 3.0 Plate Volts: 100 250 250 Negative Grid Volts: 1.0 3.0 3.0 Screen Volts: 100 100 125 Plate Current (ma): 9.5 7.0 10.5 Screen Current (ma): 2.7 1.7 2.6 Plate Resistance (ohm): 150K 800K 600K Transconductance (mho) 1650 1450 1650