Hum neutralization circuit

Details Hum neutralization circuit Hum neutralization circuit

1984-07-12

1986-05-13

LaRoche, Eugene R.

Amplifiers

Hum or noise or distortion bucking introduced into signal...

330 76, 330 96, H03F 130

Patent

active

045889597

ABSTRACT:
A method and hum neutralization circuit for a grounded grid triode radio frequency amplifier in which the hum signal is detected and a portion thereof related to the amplification of the amplifier applied to the cathode to oppose, when amplified, in amplitude and phase, the effects of the hum signal on the output signal of the amplifier.

REFERENCES:
patent: 2786901 (1957-03-01), Nelson
patent: 3042877 (1962-07-01), Barnes

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