Instead of taking the easy way out by putting a few taps on an ATX power supply, this project was built around a generic 24 Volt laptop power brick. An ATmega8 generates a PWM signal that is sent ...
Not wanting to spend the money on a dedicated power supply ... a few pins on the protection circuit. The ATX supply [C] used could supply 25 amps on the 12 volt rail, more than enough for a ...