Found in a 1968 Ferranti documentation, this circuit can be implemented with modern equivalent semiconductors. With the indicated components the load can be a lamp up to 1 A.
) This circuit produces a single pulse on the trigger. We found it in documentation from the 70s....
This control was obtained in an old publication from 1985 and uses a triac, which today can be of...
This is a protection circuit in which, under excess current in the load, the SCR trips by shorting the...