Using this circuit, audio musical notes can be generated and heard up to a distance of 10 metres. The circuit can be divided into two parts: IR music transmitter and receiver. The IR music transmitter ...

This infrared alarm barrier can be used to detect persons passing through doorways, corridors and small gates. The transmitter emits a beam of infrared light which is invisible to the human eye. The ...

For those building their own remote controlled devices like RC boats and quadcopter drones, having a good transmitter-receiver setup is a significant factor in the eventual usability of their build.

The best wireless headphones and best true wireless earbuds let us enjoy audio content without being tethered to our laptop, smartphone or tablet. But as convenient and packed with features as they ...

We may receive a commission on purchases made from links. The transmitter converts the digital HDMI signal it gets from the source into a radio frequency signal, which is then broadcast wirelessly ...