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What is Laser Voice Transmitter and Receiver Guide about?

This document provides an index and descriptions of components used in a laser torch-based voice transmitter and receiver circuit. The transmitter uses a microphone, transistor amplifier, op-amp, and power transistor to modulate a laser beam with an audio signal. The receiver uses a phototransistor, two-stage transistor amplifier, and audio power amplifier IC to detect the laser beam and amplify the received audio signal to drive a speaker. Key components in the transmitter include the BC548 transistor ampl

Author

kutjohn

Language

EN