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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Concentration‑controlled doping turns a p‑type polymer semiconductor into its n‑type counterpart
A South Korean research team has, for the first time, uncovered the molecular-level mechanism by which trace amounts of ...
Date Announced: 02 Dec 2010 Freeport, ME. – Optomistic Products’ LightProbes are small, highly versatile programmable sensors for the reliable test of LEDs, addressing many different LED test ...
The simple Diode and LED Tester presented here costs under £5 to build (including all components, the battery and a cheap case) and will indicate the polarity of almost all types of LED and other ...
The assembly also speeds production through "plug and play" installation, the company says. The LEDs, housings, leads and connectors come as a complete unit ready for final installation. Operators ...
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