We found this circuit in the February 1987 issue of Radio Electronics magazine. It is based on an integrated RCA triac trigger available at the time. The circuit powers 4 incandescent lamps.
In the figure we show how to connect a power MOSFET to the output of a CMOS function to control a power...
This grid-dip meter was found in a 1956 documentation from Sylvania. It can be implemented with...
Found on 80's Popular Electronics this circuit operates at 455 kHz. The explorer coil is formed by...