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chapter 12


– 525 LINES/60HZ
-USED PRIMARILY IN NORTH AMERICA, TAIWAN, SOUTH KOREA, JAPAN.
– 30 FPS

PAL (PHASE ALTERNATE LINE)
– 625 LINES/50HZ
– USED IN EUROPE, ASIA, AND SOUTHERN AFRICA.
– 25 FPS
SECAM (SYSTEME ELECTRONIQUE COULEUR AVEC MEMOIRE)
– 625 LINES/50HZ
USED PRIMARILY IN FRANCE, PARTS OF MIDDLE EAST, AND RUSSIA.
– 25 FPS.

by multiplying the frame rate by 2 you get frame rate per sec.
PAL and NTSC uses 4:3 ratio.

Analog signals uses wave length while Digital uses Binary.

frame ratio for motion pictures (cinema)
24fps.


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