[Matt] wanted to drive a Yuji LED array. The LED requires 30 V and at 100 watts, it generates a lot of heat. He used a Corsair water cooling system made for a CPU cooler to carry away the heat. The ...

Since January 1st, the ban on incandescent light bulbs went into effect, and the sale of the most popular 60-watt and 40-watt incandescent bulbs are banned in the U.S. In addition, the phasing out of ...

Switch Lighting lines up distributors for LED bulbs that use a novel design to create even light and an attractive stand in for incandescent bulbs. Martin LaMonica is a senior writer covering green ...

A SERIOUS difficulty in television studios is the necessity of providing about double the light required by an ordinary cinema studio without subjecting the occupants and contents to intolerable heat.