This circuit drives symmetrical loads through a single transistor. The circuit is from a Radio Electronics from January 1993. The power depends on the MOSFET used.
This version of the circuit is from 2000, using a source of negative voltage that allows to obtain...
This somewhat complex circuit was found in the May 1984 issue of Radio Electronics magazine. The...
This basic circuit is from an old documentation. The relay must be 50 mA maximum and must have a...