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.
Dell Latitude 810 Laptop and its 19.5V AC-powered charger: The charger plug seems to have three coaxial connections, the outer sleeve, the inner sleeve, and a center pin (see pix).
When plugged-in, 19.5Vdc appears between the outer sleeve and the inner sleeve, with no definite voltage on the...
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