Video Standards

Video Standards

Video Graphics Array (VGA)

Legacy system and most computers offer this. First introduced in 1987 with IBM PS/2 computers.
Analog Component Video – separate R,G,B Channels.

Mechanical – 15pin D-subminiature VGA connector

Resolutions covered

  • VGA 640×400px @70 Hz
  • SXGA 1280×1024px @85 Hz
  • upto QXGA 2048×1536px @85 Hz

Supports high definition video 1080p.

Note – Although LCD monitors are digital devices. Most LCD monitors provide VGA ports to support backward integration with legacy computers.

VGA Port (Picture source. User-granted GFDL

Digital Visual Interface (DVI)

Designed to support transfer of Digital Video content, as replacement for VGA.
Maximum Resolution 2048x 1536

Note – To support legacy VGA monitors, some DVI interface include analog signals. In such case, a converter is used to connect to a VGA port.

Male DVI Cable (Picture source.

High Definition Multimedia Interface (HDMI)

  • Latest Digital Interface
  • Supports both Audio and Video interface
  • All new products including blue-ray players work on HDMI.
  • Maximum Resolution HDTV 720P and 1080i


HDMI Cable (Picture source.

Prodigy Electronics, develops various video products for niche applications. Send your enquiry to for more information on Prodigy’s video solutions.
By | 2017-03-26T12:16:55+00:00 March 13th, 2013|New developments|0 Comments

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