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Fluorescent and HID Vocabulary

Across
Marking on ballast that shows compliance with Federal Ballast Energy Law
Spiraling or swirling of fluorescent lamps
Voltage measured across the lamp holder when the lamp is not present
Device used within the ballast circuit to generate high-voltage electrical pulses
The orientation of an HID lamp in a lighting fixture
Measure of light level on a surface that is being illuminated
Amount of light that the lamp produces after it has operated for 40% of its rated life
Measure of the ability of a ballast to control (regulate) a lamp's operating wattage as the input voltage varies from nominal
Device that produces light by using an electric arc (not a filament)
Another name for Design Lumens
Fluorescent lamp that requires no filament heating to ignite
Down
Method of describing the color of a lamp expressed as x and y coordinates
Electromagnetic ballast similar to a rapid start but does not require a separate starter
CRI stands for ___.
Electromagnetic ballast that requires a separate starter in order to ignite the lamp
The median time it takes for a lamp to burn out
Emission of visible light by a heated material
Emission of visible light by the absorption of energy from another source
Total power input to the ballast which includes lamp watts and ballast losses
Device for starting and regulating fluorescent and HID lamps
Fluorescent lamp that requires filament heating before igniting