AUI cables in UK?

From: Peter C. Wallace <>
Date: Fri Mar 5 17:54:05 2004

On Fri, 5 Mar 2004, Tony Duell wrote:

> > As Paul and der Mouse suggested, I agree that it would be worth making
> > up a short flexible AUI cable. Cat 5 is 100-ohm, and ribbon cable is
> > not far off that IIRC; you could use STP instead of UTP to get the
> > shield (some Sun cables are STP), or just ignore it for really a short
> > (a few inches) cable. Or a chunk of old good-quality serial cable
> I wonder if IDC cable would work for a very short (a few inches) length?
> Just enough to turn the transceiver 'round the corner' or whatever.
> -tony

Sure, as long as the cable is short, flat cable works fine (I've used it many
times). Using the 1/6 rise time rule of thumb and assuming a pessimistically
fast 5 ns rise time and a very slow cable with 1/2 C progation rate, gives you
a maximum impedance mismatch length of about 6 inches.

Peter Wallace
Received on Fri Mar 05 2004 - 17:54:05 GMT

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