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 usually use a 1K resistor, though you can usually use a lower value. It all depends on the values of your LED. I just use a 1K because it allows a large safety margin, and because most of my LEDs are salvaged out of old circuit boards, so I don't have the values.
Der Strom
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