Adjusting apparatus for adjusting sound volume or sound quality

Details Adjusting apparatus for adjusting sound volume or sound quality Adjusting apparatus for adjusting sound volume or sound quality

1989-04-14

1990-05-08

Mottola, Steven

Amplifiers

With semiconductor amplifying device

Including gain control means

330284, 307264, H03G 330

Patent

active

049241923

ABSTRACT:
An adjusting apparatus for adjusting sound volume or sound quality of a signal reproduced from a music source in which an electronic volume section has a group of analog switches. The apparatus includes a signal generating means which generates a signal for switching the group of analog switches at the approximately zero-cross point of the reproduced signal of the music source.

REFERENCES:
patent: 4647790 (1987-03-01), Voorman
patent: 4815118 (1989-03-01), Acharya et al.

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