Thursday, May 28, 2009

Color CRT Monitors

Color CRT Monitors

Two method to produce color Display s are
1. Beam Penetration Method
2. Shadow Mask Method


Beam Penetration Method

Random Scan Monitors
Two Layer of Phosphor – Red & Green
Speed of Electrons decides the color


Shadow Mask Method

raster scan monitors colors red , green, blue three electron gun
A Shadow Mask through which Electron Beam falls on the scree
n Shadow Mask CRT

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