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1.Laser torch based IR transmitter and receiver
Here we have developed a device using laser torch(transmitter), which can
Transmit light up to a distance of about500 meters and a phototransistor (receiver)
Which receives the light signal exactly in line of sight and results a sound signal
Without loosing data.
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IR Based motion sensing lighting control system
Here we have developed a device using sensors which ensures that lights in a
Corridor are switched on when any motion is detected.