Audio signal processing circuit

Details Audio signal processing circuit Audio signal processing circuit

1994-07-26

1996-03-19

Mottola, Steven

Amplifiers

Signal feedback

Phase shift means in loop path

381119, H03F 1134

Patent

active

055006221

ABSTRACT:
An audio signal processing circuit includes an amplifier having a non-inverted input terminal, an inverted input terminal and an output terminal with an RC active filter connected across the output terminal and the inverted input terminal, means for supplying first and second audio signals to the inverted input terminal of the amplifier through a first input resistor of which one end is connected to the first audio signal input terminal and a second input resistor of which one end is connected to the second audio signal input terminal, respectively, and a grounding resistor connected between the connection node of the first and the second input resistors and a reference potential source.

REFERENCES:
patent: 4002994 (1977-01-01), Fender
patent: 5168180 (1992-12-01), Bayer et al.

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