Dimmer or power control

You can use it with a bulb to vary brightness of bulb, this is a live circuit it can give a shock, enclose in plastic box, the pot should have a plastic knob, use a fuse, you can also use it for temperature control of soldering irons.

Read More Source:
http://www.electronics-circuits.com/schematics/
arc20050710.html
Thank you.

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