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.
OK, so because this is a cheap lamp made in China, the positive and negative leads were actually reversed ( that's what you get for buying cheap stuff I guess). Sorry to have wasted your time with something I should have tested, but thank you for your speedy response nonetheless.
Hello all,
I recently set up a small scale solar powered system. It includes a 4.5 watt panel that connects up to a charge controller, and then a 12 amp hour 12v agm battery. It originally set up this system to power my desk lamp and maybe charge my phone using only the power of the sun. So far...
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