Found in 1966 General Electric documentation, this circuit uses solicon unilateral switches (SUS) switches that are uncommon components today.
This circuit is from Dutch documentation from 1967. The circuit works with a component of the...
We found this circuit in the November 1995 Electronics Now magazine. The circuit is more accurate than...
This circuit is from a 1976 documentation. The diodes can be 1N34 or equivalent, and the power...