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The Evolution of NTSC Color Bars (video)

May 10, 2012, 09:46 AM

https://www.aotg.com/the-evolution-of-ntsc-color-bars-video-2/

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In view of the upcoming demise of the analogue-based NTSC color TV system which had been in effect since 1954, here are recreations of key major electronic color bar designs, going back to the earliest days of the NTSC color system in 1954 (note how the -I and +Q matrices are initially bunched together before the 100 Percent white bar is placed in-between them), all through the development of EIA RS-189A color bars (with and without PLUGE) and the iconic SMPTE bars (originally classified...

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