Sunnyvale, Calif. — Maxim Integrated Products has introduced the MAX9814 microphone amplifier with integrated automatic gain control (AGC) and low-noise microphone bias. The integrated AGC circuitry ...
This is an audio compressor/AGC (automatic gain control) with an astonishing 75db input voltage range. A P-Channel JFET is used as a variable resistance element that is applied as a variable ...
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