The figure shows how to couple two CMOS circuits using an optical coupler to achieve isolation. The circuit is from a Radio Electronics from August 1992.
The 60 Hz hum or noise from the power grid (hum, in English) is one of the biggest enemies of...
We found this circuit in the March 1994 issue of Electronics Now magazine. The transistor is...
This multiple switching power supply was found in the April 1991 issue of Radio Electronics...