Schematic of IR Beam Breaker Circuit TSOP1738 IR sensor module responds to only 38 kHz pulsed infrared rays. It will not sense continuous IR ray from the IR LED. So a transmitter circuit (as one in TV ...

The 38-KHz IRTR module is a compact design of an infrared transmitter and receiver board created with the help of a couple of inexpensive components. This builds off of the IR Decoder that we explored ...

It’s an IR receiver transmitter constructed out of a transistor, resistor, and an LED. The attentive reader should be asking, “wait, can’t you just buy an IR receiver transmitter?” ...

Posted in home entertainment hacks Tagged cable, cable box, infrared, ir receiver, IR transmitter, remote control ← Internet Of Things Refrigerator Alarm Finding A Shell In A Bose SoundTouch → ...