This PNP transistor power stage was found in the May 1969 issue of Radio Electronics magazine. The circuit uses a transformer for excitation and requires 10W input for full output power.
Found in an American documentation from 1969, this circuit operates at a frequency determined by the...
This circuit was found in Radio Electronics from the 90s. The components used are common, and the...
The UM3562 integrated circuit is a dedicated circuit found in many toys because it generates three types...