From owner-freebsd-multimedia Sun Jun 29 20:27:01 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id UAA00576 for multimedia-outgoing; Sun, 29 Jun 1997 20:27:01 -0700 (PDT) Received: from super-g.inch.com (super-g.inch.com [207.240.140.161]) by hub.freebsd.org (8.8.5/8.8.5) with ESMTP id UAA00556; Sun, 29 Jun 1997 20:26:56 -0700 (PDT) Received: from localhost (spork@localhost) by super-g.inch.com (8.8.5/8.8.5) with SMTP id XAA13191; Sun, 29 Jun 1997 23:36:14 GMT Date: Sun, 29 Jun 1997 23:36:14 +0000 (GMT) From: spork X-Sender: spork@super-g.inch.com To: Mark Mayo cc: multimedia@FreeBSD.ORG, hackers@FreeBSD.ORG Subject: Re: Monitor shadows? In-Reply-To: <19970629195452.32243@vinyl.quickweb.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-multimedia@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk I've seen this when going through an A/B switch, and also on cheaper monitors where they haven't fully sheilded the cable enough. The shadowing is usually indicative of something low quality in the path between your card and your monitor. My monitor actually looks a bit better if I fully screw in the cable to the card... Charles On Sun, 29 Jun 1997, Mark Mayo wrote: > Hi. I'm noticing a strange thing happening on my computer. At higher refresh > rates (above 72Hz), I see what I can only describe as "shadows". For example, > the borders of windows seem to have a little grey fading border on the right > side. If the mouse is over a simple green background, I can really see the > "shadow". It's quite annoying - even the black letters on the white background > of my rxvt leave a little grey silhouette to the right. > > I'm guessing it happens (or more likely is visible) whenver you have sharp > contrasting colors next to each other. > > Has anyone ever seen anything like this before? I'm not sure if it's the video > card or the monitor. I'm going to bring another monitor home from school > some day to see if it behaves similarly (which would mean it's the video card). > I suspect it's the monitor though; The problem seems to get worse as I approach > the maximum refresh rate of the monitor (which is why my hunch leans towards > a monitor problem). > > I'm hoping this is some sort of gun alignment problem or something.. > > Specifics: Matrox Millenium (original, 175MHz RAMDAC) with 2MB WRAM. > MAG Innovision MX17F G (the one with the LCD thing on the front). Same > behaviour under FreeBSD (with AccelX), Windows95, WindowsNT. > > If anyone has any clues, I'd LOVE to know what you think!! > > -Mark > > -- > ---------------------------------------------------------------------------- > Mark Mayo mark@quickweb.com > RingZero Comp. http://vinyl.quickweb.com/mark > > finger mark@quickweb.com for my PGP key and GCS code > ---------------------------------------------------------------------------- > University degrees are a bit like adultery: you may not want to > get involved with that sort of thing, but you don't want to be > thought incapable. -Sir Peter Imbert >