High-power light-emitting diodes (LEDs) used in lighting signs, warning lights, decorative lights, and as color backlights for cell phones and laptop computers. Colors include red, blue, yellow, green ...
Visible light emitting diodes (LEDs) combine high efficiency and long lifetimes. Today, they’re used in a wide range of applications. Extensive R&D efforts by manufacturers have led to the creation of ...
If you’ve worked on a project with small LEDs, you know the frustration of determining their polarity. This ingenious LED Probe from [David] packs a lot of useful features into a simple, ...
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