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Glossary

Vertical dot pitch

See Dot pitch.

Vertical scanning frequency

Expressed in Hz, this is the number of fields written to the screen every second in interlaced mode.

In non-interlaced mode vertical scanning frequency is the number of frames (complete pictures)

written to the screen every second (also known as refresh rate).

Vertical sync pulses

A train of square shaped waveforms that define the start of a new frame.

VESA

Video Electronic Standards Association, a consortium of manufacturers formed to establish and

maintain industry-wide standards for video cards and monitors. VESA was instrumental in the

introduction of the Super VGA and Extended VGA video graphics standards (see Video graphics

adapters) with a refresh rate of 70 Hz, minimizing flicker and helping to reduce operator eyes

fatigue and stress.

Video dot rate

See Dot rate.

Video graphics adapters

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Philips 202P45-74B Bedienungsanleitung Seite 54