Q: I'm in a big building and I'm having trouble with radio reception. What can I do to tune in using a radio? - Dennis Watson A: Modern buildings, especially high-rises, have metal framework that can ...

The Family Radio Service, or FRS, is a system allowing short-range communications between friends and/or family. The system uses frequency modulation, or FM, signals, improving on the older citizen's ...

One of the easiest, simplest ways to make an FM transmitter is to buy this kit from BuildCircuit. It’s amateur friendly, so anyone should be able to use it. What you need for assembling this ...