We found this circuit in a Japanese 1968’s documentation. The circuit makes use of transistors from that country common at the time of publication. Observe the symmetrical power supply for the circuit.
This basic circuit was found in the March 1998 issue of Electronics Now magazine. The circuit is...
This circuit is indicated for small low power amplifiers allowing the use of a tweeter. The...
This circuit for incandescent lamps was found in a 70s documentation. The circuit uses an SCR...