Date: Thu, 2 Oct 1997 16:36:31 -0400 (EDT) From: Mike Newell <mnewell@newell.arlington.va.us> To: Wilko Bulte <wilko@yedi.iaf.nl> Cc: =?iso-8859-1?Q?=DEor=F0ur?= Ivarsson <totii@est.is>, chuckr@Glue.umd.edu, FreeBSD-Hackers@FreeBSD.ORG Subject: Re: thickwisre<->thinwire Message-ID: <Pine.BSF.3.96.971002163416.3472H-100000@bigpuppy.newell.arlington.va.us> In-Reply-To: <199710021854.TAA00977@yedi.iaf.nl>
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On Thu, 2 Oct 1997, Wilko Bulte wrote: wilko> Not completely. The collision detect uses a diode connection to the central wilko> conductor on the thinwire tranceiver, and is directly connected for wilko> thickwire (or the other way around, I forgot that detail). This is at least wilko> the difference in the NS8392 based implementation I used when I built wilko> a couple of tranceivers myself (years ago, when they were rare and $ were wilko> few ;-) For short distances we had good success using an "N" to BNC adaptor (a few bucks in most "real" electronics stores). Just pull the terminator off one end of the thick, screw the adaptor on, twist on the thin, and put the standard BNC type terminator at the end of the thin. Wouldn't recommend it for cables near their max length, but for short ones... Much obliged, Mike +--------------------------------------+------------------------------------+ | Mike Newell | The opinions expressed herein | | Affiliation: | are mine. You can take them or | | Address: | leave them. Flames to /dev/null. | +--------------------------------------+------------------------------------+ | Mike@Newell.arlington.va.us | http://www.newell.arlington.va.us | +--------------------------------------+------------------------------------+ | "Peace. It's wonderful!" Father Divine. | +---------------------------------------------------------------------------+
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