This high quality circuit with complementary symmetry was found in an Electronics World of 1966. It can be made with modern transistors like the BD or TIP series.
This TTL circuit was found in the December 1990 issue of Radio Electronics magazine. The circuit has...
This circuit regulates the alternating voltage of a load at 100 V. The circuit is from Motorola,...
This circuit that uses only discrete components (transistors) mimics the sound of an American...