This circuit was suggested by Motorola in a 1969 publication. It makes use of components of the time, but both the FET and the bipolar may be general purpose current types.
The control of the triac in this power flasher for incandescent lamps is made by a relaxation...
This interesting project was found in a 1995 documentation. It controls the temperature of the...
The MC1436 can also be used on this circuit found in Motorola's 1993 Linear Interface ICs. The...