Quadram Quadcolor

Quadram Quadcolor
Release date1983 (1983)
Manufactured byQuadram Corporation
Cards
Entry-levelQuadram Quadcolor I
High-endQuadram Quadcolor II
History
PredecessorCGA

The Quadram Quadcolor is a graphics card for IBM PC computers by Quadram Corporation, first sold in 1983. It is a superset of the then-current CGA standard, using the same monitor standard (4-bit digital TTL RGBI monitor or NTSC composite video) and providing the same pixel resolutions.