Circuit for suppressing noise caused by scratches on a...

Details Circuit for suppressing noise caused by scratches on a... Circuit for suppressing noise caused by scratches on a...

H - Electricity

04

R

179/21, 179/5

H04R 3/02 (2006.01) H03G 3/20 (2006.01) H03G 3/34 (2006.01)

Patent

CA 1110548

-18- ABSTRACT: Circuit for suppressing audio frequency noise in a signal originating from a gramophone record, com- prising a signal processing section arranged between an input and an output, provided with a delay unit and a noise suppressor coupled thereto, the circuit also com- prising a control signal portion connected to the input, provided with a noise detector, the audio signal deriving from the record being suppressed inaudibly during a short constant period of time at the occurrence of noise.

314371

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