November 2012
Intermediate to advanced
1034 pages
53h 38m
English
Content preview from Broadcast Engineer's Reference Book
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R G Hunt D Sc, FRPS, FRSA, MRTS Professor of Physiological Optics The City University
1.9 Colour Displays and Colorimetry
1.9.1 Types of Colour Display
The display device in a colour television system has to be capable of receiving the red, green and blue picture signals and using them to produce the appropriate amounts of red, green and blue light at each point of the picture. The most widely used display devices are of three main types: shadow-mask tubes, Trinitron type tubes, and triple projection devices.
1.9.1.1 Shadow-mask tubes
The principle of the shadow-mask tube is illustrated in Figure 1.9.1. The red, green and blue picture signals are applied to the electron guns marked R, G and B, respectively, and all three electron beams ...
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