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Glossary
problem can, however, be eliminated by increasing the refresh rate (number of frames/second) of
the monitor to a value above around 70 Hz. Sensitivity to flicker appears to diminish with increasing
age.
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H
Hertz
The unit of frequency named after the physicist Heinrich Hertz (1857-1894). 1 hertz (Hz) is equal to
1 cycle/second.
Horizontal dot pitch
See Dot pitch.
Horizontal scanning frequency
Also called line frequency and expressed in kHz, it is the number of video lines written on the
screen every second (from left to right). The higher the horizontal scanning frequency, the better the
resolution (i.e., the higher the resolution and/or the higher the refresh rate).
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I
INF File
file:///D|/EDFU/crt_19_5/edoc/english/GLOSSARY/GLOSSARY.HTM (8 of 22)2005-04-21 ¤W¤È 09:42:10