Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
I'm discharging a 20 volt battery through twelve, one-ohm, 10 watt resisters. I would like for it to stop discharging at 9 volts by relay to prevent battery damage. What is the easiest way.
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