Older linear fluorescent fixtures used throughout most of the older buildings on the Western Michigan University campus utilized T12 type magnetic ballasts. This type of ballast operates at 60 hertz ...

2 LAMP, 120-277 VOLT, T8, T10, T12 FLUORESCENT EMERGENCY BALLAST 0 TO 39 WATT, 600 TO 700 LUMENS, 90 MIN RUN TIME, 2 INCH LONG X 9-16/41 INCH WIDE X 1-1/2 INCH HIGH. FREE 2 YEAR RADWELL WARRANTY [See ...

Ballasts are power supplies or transformers for fluorescent lamps, light sources that consist of a glass tube filled with argon, neon, or other inert gas. When ballasts supply electrical current, the ...

Light from Alpha Centauri, which is the nearest star system to our own, requires roughly 4.3 years to get here, so Alpha Centauri is 4.3 light-years away. "To obtain an idea of the size of a light ...

Learn more› By Gregory Han We will soon be adding CB2’s Pavo Double Floor Lamp, currently in our Other Good section, as a new pick. We've also moved the Lepower Wood Tripod Floor Lamp ...

The best smart light switches let you control your lights with a phone or voice assistant and can save you money When you purchase through links on our site, we may earn an affiliate commission.

Learn about light and where it comes from with this guide. What is reflection? Learn about reflection with this guide. Light and shadows Learn about light and how shadows form in this guide.

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This year, many internationally recognized architects have entered collaborations with furniture and light design companies, exploring the intersection of design and architecture. Despite the ...

The gorgeous Shoji-style lamps you’re seeing here aren’t made of wood or paper. Beyond the LEDs illuminating them from within, the lamps are completely 3D printed. There aren’t any fasteners ...

Learn more › A light therapy life does more for you than simply illuminate your space. These tools can help combat seasonal affective disorder (SAD) and reset your biological clock via the body ...

I knew I had to try to create a tulip lamp with this $3 thrifted gooseneck desk lamp - something that maybe once belonged on ...