SFH505A made by Siemens combine infrared diode receiver, amplifier, demodulator and a filter band pass for minimizing interferences. This circuit works together with this infrared transmitter. The ...

This light activated remote switch circuit could be operated using a flashlight beam and could eb used for toggling a specified load from a distance using an external light source such as a flashlight ...

Andrew Lai has created a new Raspberry Pi accessory which takes the form of a remote control power switch, and has been created to provide a consumer electronics experience with control via a single ...