Path: utzoo!utgpu!jarvis.csri.toronto.edu!rutgers!cs.utexas.edu!uunet!isc-br!jimc
From: jimc@isc-br.ISCS.COM (Jim Cathey)
Newsgroups: sci.electronics
Subject: Re: REPOST: NTSC -> RGB&Sync converter wanted
Message-ID: <2653@isc-br.ISCS.COM>
Date: 6 Nov 89 17:37:14 GMT
References: <3600@ur-cc.UUCP> <17660028@hpfcdj.HP.COM> <3699@ur-cc.UUCP>
Organization: ISC Systems Corporation, Spokane WA
Lines: 23

In article <3699@ur-cc.UUCP> ctne_ltd@uhura.cc.rochester.edu (Chris Newbold) writes:
>In article <17660028@hpfcdj.HP.COM> myers@hpfcdj.HP.COM (Bob Myers) writes:
>>ICs" databook for several.  However, you're likely to run into a problem w/
>>timing - standard NTSC video is a 15.734 kHz-horizontal, interlaced format,
>>and nearly all monitors intended for computer use - including those in the
>>PS/2 line - are intended for considerably higher rates.  Thus, even if you

>How about an NEC Multisync?  Would that be able to get down to 15kHz?  I
>don't have the specs for mine handy, but it seems plausible.

Any monitor rated for CGA operation can do 15+ kHz horizontal, but interlaced
might be another story.  At least the early versions of the NEC Multisync 
_will not do_ interlace!  They synchronized (internally) the VSYNC signal
with the HSYNC signal, whick kills interlace.  

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