1CVT(1) General Commands Manual CVT(1)
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6 cvt - calculate VESA CVT mode lines
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9 cvt [-v|--verbose] [-r|--reduced] h-resolution v-resolution [refresh]
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12 Cvt is a utility for calculating VESA Coordinated Video Timing modes.
13 Given the desired horizontal and vertical resolutions, a modeline ad‐
14 hering to the CVT standard is printed. This modeline can be included in
15 Xorg xorg.conf(5)
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19 refresh Provide a vertical refresh rate in Hz. The CVT standard pre‐
20 fers either 50.0, 60.0, 75.0 or 85.0Hz. The default is 60.0Hz.
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22 -v|--verbose
23 Warn verbosely when a given mode does not completely correspond
24 with CVT standards.
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26 -r|--reduced
27 Create a mode with reduced blanking. This allows for higher
28 frequency signals, with a lower or equal dotclock. Not for
29 Cathode Ray Tube based displays though.
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33 xorg.conf(5), gtf(1)
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36 Luc Verhaegen.
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38 This program is based on the Coordinated Video Timing sample implemen‐
39 tation written by Graham Loveridge. This file is publicly available at
40 <http://www.vesa.org/Public/CVT/CVTd6r1.xls>. CVT is a VESA trademark.
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44X Version 11 libxcvt 0.1.2 CVT(1)