This is a battery powered 3W power amplifier using germanium transistors. The circuit is from an English documentation from 1967. The transistors are from the time.
The circuit shown in the figure is suggested by Intersil (www.intersil.com) and makes use of the...
This circuit was obtained from American documentation from the 1990s. The transformer can be a car...
National Semiconductor suggests the figure circuit for stabilizing the peak value of an...