Audio power amplifier

Details Audio power amplifier Audio power amplifier

1976-06-24

1978-05-02

Dahl, Lawrence J.

Amplifiers

With semiconductor amplifying device

Including push-pull amplifier

330127, 330263, 330268, H03F 326

Patent

active

040877612

ABSTRACT:
An audio power amplifier can be operated in either class A, class B or class AB amplifier modes by selectively switching bias values set in a bias setting circuitry provided for a driver stage which drives the main power amplifier stage.

REFERENCES:
patent: 2259121 (1941-10-01), Temple
patent: 2963656 (1960-12-01), Parris
patent: 3787777 (1974-01-01), Mercola et al.

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