Application of recording/playback dual channel preamplifier circuit D7668

The D7668 is a dual-channel preamplifier circuit for recording and playback . The circuit consists of two identical channels. The circuit includes preamplifier, recording amplifier, ALC detection and control, squelch control and prevention of turn-on. Generate 卟

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D7668 integrated circuit no signal when the foot-to-ground voltage data value

D7668 Recording/Playback Dual Channel Preamplifier Circuitry



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