This circuit is from a 1972 Motorola publication. The used transistor can still be found, but it can be used equivalent. The circuit is powered by the amplifier with which it must operate.
This circuit was found in a Radio Electronics from June 1967. The regulator is suitable for power...
This complete video game circuit was found in the May 1978 issue of Radio Electronics magazine. The...
This circuit sequentially drives loads connected to its outputs or even applies the signals to the...