08-17-2017, 12:04 AM
Laser Transmitter Plus Receiver
Transmitter is a laser tube connected to high voltage supply.The message to be transmitted is supplied to Audio in side with resistance of the coil 8ohm.The other side coil has resistance 2000ohm. When audio signal is given to the coil it modulates the high voltage supply and lazer tube will emit laser light in proportional to the sound signal .
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