I have always wanted to build decorative lamps with LEDs (application example: imagine a model boat with Xmas lights). Is there a way (commercial, or custom-built) to power several LEDs, so that: The power supply is compact, elegant, and wall-pluggable (not battery-powered) There are simple and robust ways to wire the individual LEDs The whole thing doesn't cost much ? (in the order of tens of USD for the power supply + LEDs + connectivity) I...
Originally asked by calvin tiger on Stack Exchange (diy) (CC BY-SA 3.0).