[TriLUG] Re: KVM recommedations

Tanner Lovelace lovelace at wayfarer.org
Sun Sep 29 21:57:04 EDT 2002


On Sun, 2002-09-29 at 10:22, Scott Chilcote wrote:

> The first thing to look for in a monitor cable are the ferrite beads at 
> either end of the cable.  These look like plastic cylinders, and they 
> need to be at both ends an inch or two away from each connector.  If the 
> cable doesn't have them, it's only useful for low-bandwidth situations. 
>   Send it to someone who's still using VGA.

That's not entirely true.  Triply-shielded vga cables work fine 
without any ferrite beads at resolutions up to 1600x1200 (and maybe
more, but that's what I've used them for with my KVM).  You only need
the ferrite beads if you don't have a triply-shielded cable.
 
> The other thing I'd check for is if it's unusually thin and flexy; I've 
> seen a couple like this shipped with KVM switches, but they didn't have 
> the beads so I didn't waste time on them.

By their very nature, the triply-shielded cables with be thicker
than normal cables.  That's just the price you pay, but it 
works great at higher resolutions.

Tanner
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