[Guido Socher] built himself a great little bench power supply that’s able to put out 30 Volts at 2 Amps. Instead of taking the easy way out by putting a few taps on an ATX power supply ...

Here is a nice hack you may find very useful if you have a cheaper bench power supply that supports constant current limit protection (CC mode) and the only way to set or check your max current ...

Digital storage oscilloscope four channels, color, 100 MHz bandwidth 20 MHz arbitrary function generator. Bench power supplies with triple outputs, 0-30VDC and +/- 0-15VDC. Digital multi meter with 6 ...