It is often required to switch electrical appliances from a distance without being a direct line of sight between the transmitter and receiver. As you may well know, an RF based wireless remote ...

Back in the day when you had to wind up your TV to watch it, licensed broadcasters were required to log transmitter meter readings every half hour, and only an FCC-licensed engineer could do it. Today ...

Orlando, Fla. -- Tyco Fire & Security has expanded its Kantech ioProx card reader line with a new receiver and transmitter solution that makes it much easier for customers to gain access to secured ...

For today's how-to we spent some time rummaging around in our parts box to build a serial IR remote interface for our PC. We took a few pieces from various designs to come up our own, built ...

[Joel] has a remote control ceiling fan. It’s nothing special, the controller has a low-power 350MHz transmitter and a Holtek encoder to send commands by keying the transmitter’s output. Desiring ...