This low-cost AM transmitter is tunable from 10 to 15 MHz with the help of ½J gang condenser VC1, ... RFC1 is used to block the carrier RF signal from transistor T2 and the power supply. ... AM ...

Diplexing AM transmitters Sep 1, 2002 12:00 PM, By John Battison, P.E., technical editor, RF Throughout the years that radio broadcasting has existed there has not been a strong need to operate more ...