From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: tuhs-bounces@minnie.tuhs.org X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.7 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, HTML_MESSAGE,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.1 Received: from minnie.tuhs.org (minnie.tuhs.org [45.79.103.53]) by inbox.vuxu.org (OpenSMTPD) with ESMTP id 23b7a89b for ; Fri, 29 Jun 2018 13:16:27 +0000 (UTC) Received: by minnie.tuhs.org (Postfix, from userid 112) id DE4F5A1B2C; Fri, 29 Jun 2018 23:16:26 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id C48DFA181B; Fri, 29 Jun 2018 23:16:16 +1000 (AEST) Received: by minnie.tuhs.org (Postfix, from userid 112) id 67404A181B; Fri, 29 Jun 2018 23:16:15 +1000 (AEST) Received: from smtp-out-2.mxes.net (smtp-out-2.mxes.net [67.222.241.118]) by minnie.tuhs.org (Postfix) with ESMTPS id 05BD6A1815 for ; Fri, 29 Jun 2018 23:16:15 +1000 (AEST) Received: from mua (mua.mxes.net [10.0.0.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.mxes.net (Postfix) with ESMTPSA id A789A2755A for ; Fri, 29 Jun 2018 09:16:13 -0400 (EDT) From: To: Date: Fri, 29 Jun 2018 09:16:12 -0400 Message-ID: <00f101d40fab$5af29aa0$10d7cfe0$@ronnatalie.com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00F2_01D40F89.D3E148C0" X-Mailer: Microsoft Outlook 16.0 Thread-Index: AdQPqsuPWUUPPpPuSoSKAdRWB4G1GA== Content-Language: en-us X-Sent-To: Subject: [TUHS] ATT Hardware X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" This is a multipart message in MIME format. ------=_NextPart_000_00F2_01D40F89.D3E148C0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit The recent reference to the Dennis's comments on ATT chip production had me feeling nostalgic to the 3B line of computers. In the late 80's I was in charge of all the UNIX systems (among other things) at the state university system in New Jersey. As a result we got a lot of this hardware gifted to us. The 3B5 and 3B2s were pretty doggy compared with the stuff on the market then. The best thing I could say about the 3B5 is that it stood up well to having many gallons of water dumped on it (that's another story, Rutgers had the computer center under a seven story building and it still had a leaky roof). The 3B20 was another thing. It was a work of telephone company art. You knew this when it came to power it down where you turned a knob inside the rack and held a button down until it clicked off. This is pretty akin to how you'd do things on classic phone equipment (for instance, the same procedure is used to loopback the old 303 "broadband" 50K modems that the Arpanet/Milnet was built out of). Of course, the 3B20 was built as phone equipment. It just got sort of "recycled" as a GP computer. ------=_NextPart_000_00F2_01D40F89.D3E148C0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

The recent reference to the Dennis’s comments on = ATT chip production had me feeling nostalgic to the 3B line of = computers. In the late 80’s I was in charge of all the UNIX = systems (among other things) at the state university system in New = Jersey. As a result we got a lot of this hardware gifted to = us. The 3B5 and 3B2s were pretty doggy compared with = the stuff on the market then. The best thing I could say = about the 3B5 is that it stood up well to having many gallons of water = dumped on it (that’s another story, Rutgers had the computer = center under a seven story building and it still had a leaky = roof). The 3B20 was another thing. It was = a work of telephone company art. You knew this when it = came to power it down where you turned a knob inside the rack and held a = button down until it clicked off. This is pretty akin = to how you’d do things on classic phone equipment (for instance, = the same procedure is used to loopback the old 303 = “broadband” 50K modems that the Arpanet/Milnet was built out = of). Of course, the 3B20 was built as phone = equipment. It just got sort of “recycled” = as a GP computer.

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