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2. Fluorescent-lamp formats - Wikipedia

   en.wikipedia.org/wiki/Fluorescent-lamp_formats

   In the 1970s, Thorn Lighting introduced an energy-saving 8 ft retrofit tube in Europe. Designed to run on the existing 125 W (240 V) series ballast but with a different gas fill and operating voltage, the tube operated at only 100 W. Increased efficiency meant that the tube produced only 9% lumen reduction for a 20% power reduction. [ 7 ]

3. Electrical ballast - Wikipedia

   en.wikipedia.org/wiki/Electrical_ballast

   It connects the two ends of the lamp to preheat them for one second before lighting. An electrical ballast is a device that limits the current through an electrical load . These are most often used when a load (such as an arc discharge) has its terminal voltage decline when current through the load increases.

4. Mercury-vapor lamp - Wikipedia

   en.wikipedia.org/wiki/Mercury-vapor_lamp

   Color corrected" mercury bulbs overcome this problem with a phosphor on the inside of the outer bulb that emits at the red wavelengths, offering whiter light and better color rendition. Mercury-vapor lights operate at an internal pressure of around one atmosphere and require special fixtures, as well as an electrical ballast. They also require ...

5. Over-the-top media service - Wikipedia

   en.wikipedia.org/wiki/Over-the-top_media_service

   In 2011, the Canadian Radio-television and Telecommunications Commission (CRTC), Canada's telecommunications regulator, stated that it "considers that Internet access to programming independent of a facility or network dedicated to its delivery (via, for example, cable or satellite) is the defining feature of what has been termed 'over-the-top' services".

6. Over-the-top media services in India - Wikipedia

   en.wikipedia.org/wiki/Over-the-top_media...

   The first dependent Indian OTT platform was BIGFlix, launched by Reliance Entertainment in 2008. [1] In 2010 Digivive launched India's first OTT mobile app called nexGTv, which provides access to both live TV and on–demand content. nexGTV was the first app to live–stream Indian Premier League matches on smart phones and did so during 2013 and 2014.