This triac circuit was taken from an article in the July 1970 Radio Electronics magazine. Note the snubber formed by R5 and C3 for controlling inductive loads.
This monostable multivibrator with signals in phase opposition was found in October 1986 Radio...
I found this simple circuit from an English magazine from 1984. The circuit can be easily...
We found this circuit in a Harris Semiconductor Databook of 1977. The circuit can be implemented with any...