This circuit is from Motorola's Linear Interface ICs of 1993. The integrated circuit is not common and the Triac is chosen according to the power of the controlled load.
The circuit shown in the figure is suggested by Maxim (www.maxim-ic.com) and makes use of the...
This 100 kHz crystal oscillator uses 7404 to generate square signals. We found it in a Popular...
We found this time base circuit in a timer project from the August 1972 Radio Electronics...