Here’s an LED indicator which was made at home out of a Silicon Carbide (SiC) crystal (Internet Archive Mirror). The concept is simple, but a bit of trial and error ...
When he got fed up enough about it, he decided to Build a Replacement LED Microscope Light. Usually, such builds are plain vanilla and not much to write in about, but [smellsofbikes] has a few ...
The semiconductor light-emitting diode, or LED, is a key component of today's technology. Modern households have numerous tiny glowing indicators — provided by LEDs — that are used for reading ...
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