Over on his YouTube channel [Electronic Wizard] has released a video that explains how infrared (IR) remote controllers work: IR Remote Controllers protocol: 101 to advanced. This video covers the NEC ...

This burglar alarm system circuit is using a infrared proximity detector that triggers an alarm when the rays falling on its sensor are interrupted. It is different from others burglar alarm systems ...

This is an IR beam breaking alarm ideal to use in entry or passages. It is based on the working of the popular IR sensor Module TSOP1738 which senses 38 kHz Infrared pulses from the IR LED of the ...

Here's a few details on the Infrared Remote Control Extender unit I designed and built to control my NAD T752 A/V receiver. The NAD T752 has an IR input socket on the back of it for system installs ...

Specified for 3V operation, the TSOP34838SS1A infrared (IR) receiver module is capable of operating on voltages down to 2.4V at a distance of up to 35m. The device integrates both a photo detector and ...

Melding together a photodetector and preamplifier in a single package, the TSOP7000 IR receiver features a 455-kHz carrier frequency and is optimized for use in multimedia end-products. The module can ...