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.
With the configuration shown in the figure, a single pulse for a counter can be obtained from a...
With calibrated RV1 it is possible to find a zener diode voltage. The integrated circuit is 0 741...
This circuit was found on an 80's Ham Radio. The transistor admits equivalent. The circuit can...