This power control was found in a 1968 power circuit manual. The SCRs are according to the power of the controlled load.
This Colpitts oscillator with JFET has the amplitude of the signals stabilized by a diode. The...
This circuit can be used with the CIR12642E TTL Roulette, or other game circuits that must draw...
This conventional window detector circuit was found in a 1995 documentation. The trigger points, that...