This circuit is from a Texas Instruments manual from 1968 but can be applied to current controls using modern Triacs. The circuit is for a current of 25 A per triac.
This circuit, found in 1980s documentation, produces a rectangular signal of the same frequency as the...
We found this circuit in the August 1994 issue of Electronics Now. The 4046 is unusual today. The...
Found in an Electronic Design of 1964, this circuit can control up to 20 SCRs in a trigger system...