Re: [SLUG] RE: Need adapter for SUN SPARC monitor (FOUND) -- VGA MUX

From: Mario Lombardo (mario@alienscience.com)
Date: Fri Oct 15 2004 - 21:29:59 EDT


So, brilliant minds, do you have a brand and/or model knowledge for a DB15 VGA
MUX? I need to show the same images over multiple monitors, so I'm in the
market for buying one. I think about six to twelve heads over a short
distance would be good. Of course, the more the better.

No, it's not for a Halloween project, but I guess I could use it for one :-)

/mario

On Friday 15 October 2004 19:40, Ken Elliott wrote:
> >>That is the _standard_ SUN _console_ (i.e., text/boot-time) with a 12x22
>
> font. The resolution has been _much_higher_ once X comes up. Don't
> confuse the two.
>
> I wasn't. Hee Hee....
>
> You were the one who said you didn't believe he'd notice a difference. Now
> you're saying that's not the resolution he'll run in X.
>
> Yes, most folks won't notice a problem in text mode - It's in graphics mode
> that you'll see the problem. So, I figured you were either talking about a
> really _old_ box, or a low resolution mode. And my experience is 13W3
> connectors are almost always used for high resolution graphics. Thus my
> attempt to point out possible quality issues using PC-grade cables.
>
> >>If the DB-15 cable is crappy, of course.
>
> Yes. That's my point. (Y,TMP)
>
> >>It needs to be well shielded _and_ have lead cylinders at _each_ end to
>
> reduce EMI (as well as EMF generation).
>
> Y,TMP
>
> >>Many extension cables do not offer these.
>
> Y,TMP
>
> So, we actually appear to be in agreement. Cool.
>
> Ken Elliott
>
> =====================
> -----Original Message-----
> From: slug@nks.net [mailto:slug@nks.net] On Behalf Of Bryan J. Smith
> Sent: Friday, October 15, 2004 7:13 PM
> To: slug@nks.net
> Subject: RE: [SLUG] RE: Need adapter for SUN SPARC monitor (FOUND)
>
> On Fri, 2004-10-15 at 19:01, Ken Elliott wrote:
> > I didn't realize it ran that low a resolution. My old HP/UX box ran
> > 1792 x
> > 1344 @85Hz on a 21" display. Lots of 'em run 1600x1280 @100Hz.
>
> That is the _standard_ SUN _console_ (i.e., text/boot-time) with a 12x22
> font. The resolution has been _much_higher_ once X comes up. Don't
> confuse the two.
>
> > But don't underestimate how poorly build some of that stuff is. I've
> > seen issues at 1024x768 @60Hz. Even with short BNC/DB-15 cables.
>
> If the DB-15 cable is crappy, of course. It needs to be well shielded
> _and_ have lead cylinders at _each_ end to reduce EMI (as well as EMF
> generation). Many extension cables do not offer these.
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