This little circuit can be used to dim lights up to about 350 watts. It uses a simple, standard TRIAC circuit that, in my expirience, generates very little heat. Please note that this circuit cannot be used with fluorescent lights.
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Parts
R1 1 50k pot
R2 1 15k
C1 1 0.068 250v capacitor
C2 1 0.068 250v capacitor
L1 1 lamp to be controlled (up to 350 watts)
L2 1 neon lamp
TR1 1 40502 traic
Notes
1. This circuit is for 117VAC only. 220 or 240 V will burn up the circuit. L1 can be a maximum of 350 watts.
2. The circuit must be installed and used in a case.
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