This voltage sensor limits the discharge of a Nicad battery. We found it in an American documentation from 1968. Equivalent components can be used.
This circuit is from an American 80's documentation. The integrated circuit is from the time and...
This circuit was found in an English publication from 1989, but it can be easily assembled, as the...
This circuit generates a constant current given by R1. The load is on the high side of the feed...