Dimmer / AC Motor Speed Controller Circuit

Dimmer / AC motor speed controller. Very simple circuit that can control the speed of an AC motor or a room light level of a room using a TRIAC

Soldering Iron Temperature Controller (circuit)

Very simple soldering Iron temperature controller system You can do by yourself. It uses very few components. Ideal for DIY projects and circuits

Time Delay circuit using Triac and 555 timer

This Time delay Circuit using Triac and 555 Timer is very useful when we want to activate or switch on, appliances or devices that works on alternating current (AC), after a preset time.