Audio-frequency amplifying device

Details Audio-frequency amplifying device Audio-frequency amplifying device

1980-06-25

1982-05-18

Mullins, James B.

Amplifiers

With semiconductor amplifying device

Including particular power supply circuitry

330 51, 330124R, 330295, H03F 320

Patent

active

043307566

ABSTRACT:
The audio-frequency amplifying device comprises a first class B amplifier, a second class B amplifier, switching means controlled by a control sub-assembly and transmission means applying a signal to the input of the second amplifier. The load is connected to the first amplifier, and to the switching means connecting it either to the output of the second amplifier or to a zero potential middle point.

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