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 ...

"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 ...

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 ...

Build as described above but omit the reflector. I use such an antenna for UHF (675MHz centre) DVB-T transmissions. It compares very favourably to commercial Yagis. Gain is about 6 dBi and it has two ...

ELIZABETH ROY opted out of her cable package years ago. But the 40-year-old can still watch the 2021 Emmy Awards on her local CBS affiliate—free of charge—with an assist from a $19 antenna she bought ...

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 ...

So far in the $50 Ham series, I’ve concentrated mainly on the VHF and UHF bands. The reason for this has to do mainly with FCC rules, which largely restrict Technician-level licensees to those bands.