FDDI, was: Re: [rescue] u2 drive trays

Paul Weissmann paul at doorslam.net
Wed Aug 20 02:20:31 CDT 2003

Dave McGuire [mcguire at neurotica.com] wrote:
> On Wednesday, August 20, 2003, at 02:00 AM, Paul Weissmann wrote:
> >>>>FDDI uses 62.5/125 fiber.
> >>>
> >>>and also 50/152, as i'm happily using it here all along, mostly.
> >>
> >>  I believe the spec is for 62.5/125 fiber..
> >
> >Nah, it's specified for different kinds of fiber, including
> >Multi-mode w/ a core-diameter of both 50 and 62.5 microns.
>   Ahh, ok, gotcha.  It really seems as though 62.5/125 is the only one 
> that caught on for FDDI, though.

Don't know what sign that should be - at least half the fibers
floating around here available are actually 50/125, mostly w/ at
least one MIC-side, which points to FDDI.

I think 62.5/125 was preferred in the USA, 50/125 is more common here
in the old world and also Japan I think.

	- paul

   zwei jaeger treffen sich. beide tot.

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