| Delivery Formats – While the terms DV-SD and HD are the mechanical variations for recording the different media types, NTSC – PAL and SECAM are the delivery formats for worldwide television and video media
NTSC – National Television System Committee is the format established in 1941 by here in the United States as the delivery format for television recording and playback. It has a pixel image size of 720 x 486 and uses luminance and chrominance for color control. It was originally recorded at 30 fps (Frames Per Second) and later was changed to drop frame of 29.97 fps. The NTSC format expained here.
PAL – Phase Alternating Line is the format used in Europe and other countries and was adopted in 1967. It has a frame rate of 25 fps and a pixel image size of 720 x 576. PAL countries are here.
SECAM – Sequential Couleur Avec Memoure is another format similar to PAL used in these countries () as a transmission only standard.
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