Questions tagged [ir-receiver]

An infrared sensor is an electronic instrument that is used to sense certain characteristics of its surroundings by either emitting and/or detecting infrared radiation. It is also capable of measuring heat of an object and detecting motion.

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Need help in understanding connecting a relay with an IR receiver

I am trying to follow and wire up the circuit given here. The explanation is in this page. In the circuit, IR1 is the component which has an IR receiver connected to a relay. From my understanding ...
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Why does my IR receiver PCB only work when I touch the sensor pins?

I have designed a PCB based on a schematic which I am pretty sure that is correct and I have tested the schematic several times on the breadboards and all of them worked properly. But, after I ...
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Part identification: IR receiver

A family member's Bose Wave Music System has stopped responding to its remote control. The battery in the remote control has been changed and I've confirmed that it's emitting a signal (using the "...