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Compare between A-scope and PPI display methods.
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Sr No A-scope PPI
1 It presents only range to the target and the relative strength of the echo. It displays range and Azimuth.
2 It uses electrostatic deflection CRT. It uses a radial sweep pivoting about the center of the presentation
3 These were used in old systems as monitoring oscilloscopes. It is the most used radar display.
4 It is used in weapon control radar systems. It is used for survelliance and acquisition purpose.
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