circuit diagram of remote control tester

Posted on Feb 5, 2014

An infrared remote control tester circuit that can be made without spenting much money. This IR tester build around an infrared reciever module TSOP1738. We can observe the remote control state by listening to the buzzer sound. The circuit is very sensitive and it support a range of about 5 meters. The infrared receiver module normally rema

circuit diagram of remote control tester
Click here to download the full size of the above Circuit.

ins high and the piezo buzzer is in silent mode. When the IR module receives a signal from the remote control, Its output goes low and the piezo buzzer sounds.

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