This circuit for the power grid was found in the June 1969 Radio Electronics magazine. The SCR and diodes are rated according to the power of the controlled load.
With this circuit it is possible to activate a 12 V relay from a 6 V supply. The circuit operates as a...
This circuit is from a 1980s Motorola documentation. The circuit can be set to fire from 60 to 120...
This circuit is from a project published in the March 1996 Electronics Now magazine. The author used...