A sensitive and reliable rf field strength meter is an invaluable instrument in amateur radio and in radio controlled model area. A field strength meter is used to align an antenna to get the best ...

The UBA 9290 battery-operated field-strength analyzer from AWT Global covers a frequency range from 100 kHz to 2.9 GHz with a sensitivity of –117 dBm to evaluate even weak RF signals. The handheld ...

Calculations and tables often are used to determine whether a broadcast site is compliant with the RF radiation exposure regulations of the Federal Communications Commission. There are situations, ...

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 ...