This circuit uses a General Electric coupler from the time of the publication in the 1980s. Equivalent SCR can be used.
Suggested by an American publication, this circuit has 5 operating conditions indicated in the...
This circuit controls a heating element using a triac. Triac must be fitted with a heat sink. We...
This small fluorescent lamp inverter (up to 20 W) can be powered by 12 V battery and even less. The...