This practice specifies a color bar pattern compatible with both high- and standard-definition environments. The multi-format color bar signal is originated as an HDTV signal with an aspect ratio of 16:9 and may be down converted to an SDTV color bar signal with an aspect ratio of either 4:3 or 16:9.
SMPTE RP 219-2002
$20.00
High-Definition, Standard-Definition Compatible Color Bar Signal
Category: SMPTE
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