Hello Hacktubers.
Simple and easy project that you can made at home,its a remote control tester,you can test any remote control that works with infra red signals.For making you need 2 npn transistors(2n3904) one led,one buzzer,reciver diode and resistors 10k,220ohm,1k ohm.
Smart and Useful DIY Idea ─ Hacktuber
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