This circuit was designed to assist the installation of TV antennas. The signal is monitored using a small portable TV set and this circuit monitors the output of the TV’s FM detector IC via a ...

Believe it or not, some people still get their television signal over the air from antennas. It's one way cord-cutters can watch local television without purchasing a cable subscription. Getting good ...

The author is senior technologist at NPR Labs in Washington. Field strength measurements are almost as old as radio itself, as engineers have endeavored to test and improve their RF transmission ...

Air Traffic Controllers use Automatic Dependent Surveillance-Broadcast (ADS-B) as an alternative to secondary radar to track aircraft. The ADS-B is transmitted by the aircraft and contains information ...

TV antennas aren’t just for cord-cutters looking to save money on TV entertainment. A good TV antenna will bring in anywhere from 20 to 100 or more channels, depending on where you live. The stations ...

Although there's never been any question that there's something going on with the iPhone 4's fancy new antenna system, we really haven't seen any rigorous testing confirming that the issue is real, ...