Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!uwm.edu!ux1.cso.uiuc.edu!ux1.cso.uiuc.edu!uxe.cso.uiuc.edu!mcdonald
From: mcdonald@uxe.cso.uiuc.edu
Newsgroups: comp.sys.ibm.pc
Subject: Re: Can you connect a VGA monochrome mo
Message-ID: <110200035@uxe.cso.uiuc.edu>
Date: 24 Nov 89 01:38:28 GMT
References: <1643@aipna.ed.ac.uk>
Lines: 12
Nf-ID: #R:aipna.ed.ac.uk:1643:uxe.cso.uiuc.edu:110200035:000:462
Nf-From: uxe.cso.uiuc.edu!mcdonald    Nov 23 10:42:00 1989


>VGA color monitors have only three
>colors (red, blue, and green), but each color can be at 2**6 = 64
>levels of intensity, for a palette that can choose between (2**6)**3 =
>256K colors.  I think VGA "monochrome" (really gray scale) monitors can
>display 2**6 shades of gray.  

That is not correct. VGA **CARDS** generate that many levels, 
but VGA **MONITORS** can display more - in fact, a continous analog
signal, far more than 64 levels.

Doug McDonald