grid and its cathode is designated by the symbol
low as possible. A high grid-to-plate capacitance is undesirable in
a triode because it
neutralizes the feedback action.
minimizes the possibility of oscillation.
results in harmful interaction
circuit and the plate circuit.
causes distortion by introducing serious curvature in the
circuit's dynamic transfer characteristic.
20. Assume that the proper adjustments for a transconductance
measurement have been made in the circuit shown in figure 3-2 of this
If the plate milliammeter indicates a 4.5-mA (rms)
plate current, the tube's transconductance is