But with all the antennas in some new cars–high-tech luxury sedans may carry 18 or more–it takes a major engineering effort to design vehicles that do not bristle with metal quills. Today’s cars need ...

I need to create a boosted antenna to get the metro WiFi signal we have in Minneapolis. There is already a Ruckus metroflex modem trying to communicate with this, and it's doing a marginal job with ...

I live on a farm in Africa. I have at my disposal, time and the usual low tech stuff like wire timber nails etc. I have no experience in this field. metal wire... wrap it around the connections on the ...

Wi-Fi down? No problem. Keep local broadcasts and emergency news flowing when your power is out or your internet fails with ...

To use a smaller antenna, we need a higher signal frequency, and that’s what we do when we apply modulation to the signal. Modulation is simply encoding the low frequency signal in the information of ...

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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you have trouble getting your local TV channels, an HDTV antenna amplifier can help clean up your ...