This triac circuit was found in the July 1995 Electronics Now magazine. The triac is based on the heating element current and must be equipped with a heat sink.
Although not using transformers, this amplifier may have difficulty mounting if the original...
This flip-flop or bistable multivibrator is triggered by a signal applied to the base of the...
The integrated circuit used in this regulator is not very common today. The circuit is from old...