With many audio systems consisting of separate units, you’ll often find that due to economic reasons only the amplifier has a remote control receiver module. The control signals are then sent to the ...

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 project sprang from the need to be able to remotely control audio-visual equipment placed inside cupboards. RF-based commercial units such as those used for home theatre were found to be overkill ...