AutoSteri: Small and Compact Automatic UV Sterilization System from David Bershadsky
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AutoSteri: Small and Compact Automatic UV Sterilization System from David Bershadsky

The probability of having microorganisms survive on a surface or item subjected to treatment is very low; decontaminating an object or material makes it safe to handle. While there are many techniques capable of effectively disinfecting surfaces, not many can be used independently...

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Cree adds RGB surface-mount LEDs for color directional signage
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Cree adds RGB surface-mount LEDs for color directional signage

Cree has announced the CV94D-FCC LED that integrates three emitters in a compact surface-mount device (SMD) package. The package includes tightly packed red, green, and blue (RGB) emitters enabling full-color signs or displays based on solid-state lighting (SSL) technology. Cree...

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Elektor Article: LED Booster for Microcontrollers
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Elektor Article: LED Booster for Microcontrollers

There’s many a time when you want to connect a white LED to a microcontroller operating from a 3 V supply voltage. Unfortunately, this doesn’t work and your nice white LED only lights up feebly or not at all. Why does it work perfectly with red and green LEDs, but not with white? A...

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Samsung Electronics Unveils Its First Family of ‘Human-centric’ LED Components to Enhance Indoor Lifestyles
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Samsung Electronics Unveils Its First Family of ‘Human-centric’ LED Components to Enhance Indoor Lifestyles

Lighting to energize or relax: new LED packages help improve alertness and the quality of sleep by adjusting melatonin levels. Samsung Electronics unveiled its first “human-centric” LED packages, collectively known as LM302N. Engineered with carefully created light spectra, the...

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IR domed LEDs deliver up to 5.0A pulsed radiant power over 50°
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IR domed LEDs deliver up to 5.0A pulsed radiant power over 50°

Lumileds has added news LEDs to its Luxeon IR Domed Line with a significant increase in both DC and pulse drive current–up to 1.5A and 5.0A, respectively. The new emitters deliver radiant power of 1350mW at 850nm wavelength (slightly visible) or 1450mW at 940nm (invisible or covert...

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750mA Constant Current LED Driver Arduino Nano Shield
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750mA Constant Current LED Driver Arduino Nano Shield

This small constant current LED driver Nano shield has been designed using CAT4104 IC from ON semiconductor. Its 4 channel LED driver. The board has provision to mount 20 SMD 1206 LEDs. The LED can be RED, GREEN, BLUE and WHITE. Reduce the number of LED to 12 if White LEDs are used, as...

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Craftalight – Brighten up your (hand)bags
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Craftalight – Brighten up your (hand)bags

Interesting how what started as a little discussion turned out to be one great solution at MAKE 100 as founders and owners of Staudt Technologies, Katharina and Yannic share their newly discovered solution with the world. Having realized how really difficult it is to quickly find...

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890nm 6-Element Photodiode Array features low leakage current
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890nm 6-Element Photodiode Array features low leakage current

TT Electronics/Optek's photodiode array features a high-temperature SMD chip carrier and low leakage current. TT Electronics/Optek Technology's OPR2100 device is a six-element photodiode that is designed to meet the needs of motor encoder applications. Designed specifically for...

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