A bench power supply is one of those things that every hacker needs, and as the name implies, it’s intended to occupy a place of honor on your workbench. But with the addition of USB-C support ...

Replacing the front panel push-button switch with a 555 chip & relay New pcb for the CC modification. Single variable output 0-30VDC 0-3A Bench Power Supply #CSI3003X-5 Single variable output 0 ...