This circuit was found in a 1980s documentation for amateur radio. The circuit is for 9 MHz signals and values in parentheses for FI of 455 kHz. The circuit can be adapted to other frequencies.
This power supply can sources currents up to 22 A to a load. Voltage is 12 V and the transistor...
For signals up to about 500 kHz modulated in amplitude and transmitted by the power network, the...
This circuit was obtained in a European documentation of the 80's. The circuit uses common...