This 25 W phase photo control was found in a 1965 General Electric publication. The circuit uses a LASCR which is an unusual SCR photo today.
Suggested by a Popular Electronics, this small amplifier that has a detector to follow RF...
We found this circuit in the November 1992 Radio Electronics magazine. The circuit uses an LDR as a...
We found this circuit in the March 1995 issue of Electronics Now magazine. The circuit has a...