What is the half-power bandwidth of a resonant circuit that has a resonant frequency of 3.7 MHz and a Q of 118?
Answer31.4 kHz
Half-power bandwidth equals resonant frequency divided by Q. 3.7 MHz / 118 is about 31.4 kHz.
Amateur Extra · FCC ELEMENT 4
E5A12
Amateur Extra · FCC Element 4 · answer reveals automatically