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12v Lamp Dimmer[/caption]Parts
- IC 1 – NE555
- Transistor – 2N2955 -1
- Resistance – 1k(2 no.), 100 Ω
- Variable Resistance – 50k
- Capacitor – 0.1 µF
- Diode – 1N4001 – 3
- 12v 2 amp Bulb
Input Voltage is 12v. To create your own bench top power supply use the circuit shown in http://electronichobbyist.wordpress.com/2012/06/17/regulated-dc-power-supply-circuit/
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