This circuit uses low-voltage AC to drive a string of 50 or so bi-color LEDs (two LEDs connected in inverse parallel). Power to the LEDs is controlled by the Triac and the two optocouplers which have ...
Lighting a string of LEDs at a constant brightness requires driving it with a regulated current. A boost converter is commonly used to step up the voltage to a level high enough to bias the LEDs on ...
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Are LED lights good for bedrooms? Here’s why you might want to make the switch, according to lighting experts
Whether you’re in the process or revamping your bedroom or have been thinking about switching up your bedroom lighting to create more of a restful retreat, you might have asked yourself ‘are LED ...
Inspired by printed circuit boards, the building block of all electronics, a Dutch designer has created an LED-based light installation that draws upon the familiar etching pattern inside most devices ...
You may have considered a switch to LED lighting but are unsure what difference it will make. The lighting system has many significant advantages over traditional lighting methods. Incandescent bulbs ...
As high-efficiency ultra-bright white LEDs come down in cost, they are approaching cost parity with conventional mercury vapour, HID quartz metal halide and high/low pressure sodium lighting on a cost ...
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