Recent content by neoclone

I want to build my own custom cable tester to check continuity and for shorts at the same time. My maximum number of contacts is 12. This is how I would like for it to work. Pin #1 is checked against all other pins for shorts. Then pin #2 is checked...and so on, until all pins are checked. What...

Max voltage is 9V. I would need something like a surge protector, but much smaller. Does anyone know how a surge protectors is wired? Thanks, neoclone

This is my problem: I want to have 12 separate circuits and a master toggle switch to open or close all the circuits, at the same time, when needed. What is the best way to hook this up? Please be descriptive of the components. Relays, contactors, resistors, etc.. Thanks, Neoclone