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Stage lighting is the craft of lighting as it applies to the production of theater, dance, opera, and other performance arts. [1] Several different types of stage lighting instruments are used in this discipline. [2] In addition to basic lighting, modern stage lighting can also include special effects, such as lasers and fog machines.
In the signage industry, neon signs are electric signs lighted by long luminous gas-discharge tubes that contain rarefied neon or other gases. They are the most common use for neon lighting, [1] which was first demonstrated in a modern form in December 1910 by Georges Claude at the Paris Motor Show. [2]
Pilot-controlled lighting. Pilot-controlled lighting ( PCL ), also known as aircraft radio control of aerodrome lighting ( ARCAL) or pilot-activated lighting ( PAL ), is a system that allows aircraft pilots to control the lighting of an airport or airfield's approach lights, runway edge lights, and taxiways via radio.
0-10 V lighting control. 0–10 V is one of the first and simplest electronic lighting control signaling systems, used as an early fluorescent dimming system. [1] Simply put, the control signal is a DC voltage that varies between zero and ten volts. Two standards are recognized: current sourcing and current sinking .
Daylight harvesting systems use daylight to offset the amount of electric lighting needed to properly light a space, in order to reduce energy consumption. This is accomplished using lighting control systems that are able to dim or switch electric lighting in response to changing daylight availability. The term Daylight Harvesting has become ...
Alternating current ( AC) is an electric current that periodically reverses direction and changes its magnitude continuously with time, in contrast to direct current (DC), which flows only in one direction. Alternating current is the form in which electric power is delivered to businesses and residences, and it is the form of electrical energy ...
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