This circuit was found in a 1969 EEE. The circuit uses transistors from the era that can be replaced by modern equivalents.
This circuit, suggested by an old American publication, allows you to use the AM radio antenna of a...
Powering from a 36 V supply this circuit has a power output of 16 W in 4 ohm loads. With 40 V and...
The circuit illustrated in Figure allows external loads (8) to be driven from parallel port...