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 ...

With this circuit, a single transmitter and simple set of user pushbuttons can initiate one of four different outputs, two at each of two remote receivers with very different applications. The ...

Now that we listen to MP3s, and watch XVIDs or x264s, a computer is the entertainment center in at least one room of most homes. Unless you have a special HTPC, though, you’re probably stuck using the ...