Subject: Re: Found DEC branded AU, need specs
To: Gregg C Levine <hansolofalcon@worldnet.att.net>
From: Matt Thomas <matt@3am-software.com>
List: port-vax
Date: 01/17/2004 14:59:05
At 02:34 PM 1/17/2004, Gregg C Levine wrote:
>Hello from Gregg C Levine
>Here's how it happened. I visit a store in the Canal Street district
>of Manhattan perhaps four times a month. This time I stopped in there,
>and went over their collection of electronics salvage. I'd already
>obtained a batch of AUIs made by Synoptics, and two designed by AMP,
>from the same place so this one was to be expected.
>
>  It has the Digital trademarked name on it, and the word DESTA on it,
>in capital letters. And then the usual model number, and serial
>numbers, I'll spare them from the list. Does this particular gizmo
>ring any bells for anyone on the list? I might add, that it is an AUI
>configured to be attached to a 10BASE network using coax from the
>traditional AUI attachment (DB15) connector.

DESTA is a *thinwire* (10base2) transceiver, not thickwire (10base5).

>For those two AMP designs, I am trying to find the plug in attachments
>that do the same thing for them, that this one does for the DEC part.
>Coax connector leaving at a straight end from the casing. I do not
>have any kind of specifications on the DEC unit, so that would be the
>reason for this message. The usual caveats apply, including writing to
>me personally, and to the list. I'll leave off the personal feelings
>regarding the staff at the store, and way they react to what I buy,
>and the fact that most of the time I know what it is.
>-------------------

Thinwire uses a 50ohm T connector to connect to the DESTA with either
a terminator or more thinwire cable on both side.


-- 
Matt Thomas                     email: matt@3am-software.com
3am Software Foundry              www: http://3am-software.com/bio/matt/
Cupertino, CA              disclaimer: I avow all knowledge of this message.