This circuit was found in Motorola's Linear Interface ICs of 1993. The integrated circuit used is not common and the load current depends on the Triac.
Found in a 90s Popular Electronics, this circuit triggers a load from the audio signal applied to...
This circuit generates alternating magnetic fields in a small electromagnet for various...
This dimmer, from an old publication, can use almost any triac and in shooting a neon lamp. The...