Calculation of input tube parameters for grid & cathode circuit
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GRID PARAMETERS Anode current maximum pk.(A):...............................1.034 Anode current of the first harmonic pk.(A):.................0.531 Minimum bias voltage providing zero-signal current,(V):.....-35 Maximum grid voltage providing maximum anode current,(V):...0 Factor reducing input resistance of the grid:...............5
Additional
factors:.........................................0.2 Driving RF voltage pk.(V):..................................35 Maximum current of the first grid,(A):......................0.207 Grid current of the first harmonic,(A):.....................0.062 Average current of the first grid,(A):......................0.031
Driving power (losses in the input circuit Dissipation power of the first grid,(W):....................0 Virtual resistance of the first grid,(ohm):.................564.152
Additional resistor connecting to the grid-cathode circuit, Input resistance for negative half-wave,(ohm):..............141.038 Input resistance for positive half-wave,(ohm):..............112.83 Driving power to the grid with additional resistor,(W):.....5.429 _________________________________________________________________
CATHODE PARAMETERS Input resistance of the cathode,(ohm):......................65.913 Running power through the tube,(W):.........................9.292
Driving power to cathode (losses in the input circuit |