This stage was found in a 1964 Electronic Design. The transistors are of the time and the shape of the signal obtained is shown in the diagram.
This DC-DC converter was found in old RCA documentation. The circuit operates at 15 kHz. The...
This simple circuit uses few common components and can be installed in any car. In case of...
This circuit is from a Radio Electronics magazine from August 1974. It used one of the first...