Lightwave voice communication receiver circuit diagram
Source: InternetPublisher:已注销 Keywords: Circuit diagram voice communication optoelectronics power amplifier Updated: 2021/11/13
This light wave receiver is composed of a 741 as a preamplifier and an LM386 as a power amplifier . Potentiometer R2 acts as gain control. Various detectors are available as the front end of the receiver. Phototransistors are very sensitive, but they cannot function in an environment without light.
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