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.
No resistors, want to stay away from them as there are so many leds and the number will vary from application to application. Thought it would be much simpler going with the 317T's Thanks
Am working with strings of leds, yellow and red. useing a power supply that I built useing a 317T voltage regulator. My problem is when I turn up the voltage to light up the yellow it literally smokes the red leds. My problem is that I need to build a dual voltage power supply, and I need to...
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