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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.

photovoltic

  1. A

    simple PV low-power relay

    Hi guys, I am new to all of this, in fact I started digging yesterday, so forgive my poor diagram :meh:. Mission: I want to built a small solar powered light arrangement, that turns on automatically after dusk. Currenctly I have battery packs (BP) hooked up to a solar pad (SP) via USB and there...
  2. Clarkdale44

    Help: regarding solar system installation? clear some doubts...

    Hello I need to clear some doubts about solar power.. I will write down my theory please correct them if i am wrong. I must tell you that i have absolutely no knowledge of solar power system. I have tried google but couldn't understand how solar panals are calculated and how many batteries and...

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