With this passive circuit it is possible to modulated in amplitude a low intensity RF signal. The circuit is from old American documentation and uses a germanium diode as its main component.
This circuit was found in a 1980s documentation for amateur radio. The circuit is for 9 MHz...
This circuit was published in an English magazine from 1980. The magazine no longer exists, but...
This 80's Motorola circuit can generate 100 MHz signals, but they can reach 200 MHz with the...