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Definition: video bandwidth

The signal capacity required to transmit video content. The following chart shows the maximum bandwidth required in MHz for common analog and digital standards, as well as the bandwidth range in Mbps for digital TV (DTV). The Mbps ranges from low-motion frames to high-motion frames.


           --Analog--    ------DTV-----
 Active    NTSC  PAL     SD    HD    HD
 Horiz.    451   538    640  1280  1920
  Vert.    483   576    480   720  1080

 FPS       30i   25i    60p   60p   30i

 BW (MHz)  4.2   5.1    7.9  26.0  26.0

 BW Range (Mbps)        2-9  6-25  7-28