Found in a 70s RCA manual, this circuit uses transistors from the era. Equivalent types can be used such as TIP31 for Q1 and BD135 for Q2.
This fader or guitar fading circuit was found in an American documentation from the 1980s. The...
This coupler allows the triggering of a TTL port or flip-flop from an SCR. The resistor R must be...
The acquisition of data, from a transducer, so that these data can be converted to digital form...