This circuit from a 1966 General Electric manual makes use of an SCS. The time is given by the emitter capacitors of the unijunction transistor.
Found in a 1999 documentation, this circuit makes use of a power germanium transistor and a...
We found this circuit in the March 1991 issue of Radio Electronics magazine. The integrated...
This Motorola circuit, found in old documentation, keeps the voltage applied to a load by a triac...