From a Web-based community of motivated do-it-youselfers comes an invaluable how-to guide on a wide range of topics, from gardening and home repair to recipes and gadgets that defy categorization.Solder the resistors to your LEDs. Since 4.5 volts is too much for most LEDs you need to put a resistor in there to keep them from burning out. In most cases a 47 ohm resister on each will work. Use an online LED resistor calculator to be sure.
Title | : | How to Do Absolutely Everything |
Author | : | Instructables.com |
Publisher | : | Skyhorse Publishing, Inc. - 2013-01-08 |
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