This circuit was found in an Electronics World of 1968. It can be applied to any modern triac and the diac can be any type. The load depends on the triac.
With this shield circuit, you can control LEDs from an AND gate or microcontroller. When both...
Found in July 1975, Radio Electronics magazine this circuit can use any operating circuit,...
Found in Popular Electronics from the 90's, this circuit consists of an audio oscillator for Morse...