From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-1.1 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 12208 invoked from network); 30 Mar 2021 03:39:48 -0000 Received: from minnie.tuhs.org (45.79.103.53) by inbox.vuxu.org with ESMTPUTF8; 30 Mar 2021 03:39:48 -0000 Received: by minnie.tuhs.org (Postfix, from userid 112) id 631529C889; Tue, 30 Mar 2021 13:39:45 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id D70489C82B; Tue, 30 Mar 2021 13:39:13 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=pass (2048-bit key; unprotected) header.d=cfcl.com header.i=@cfcl.com header.b="DPZqKJxL"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id 64E599C82B; Tue, 30 Mar 2021 13:39:08 +1000 (AEST) Received: from mail-pg1-f181.google.com (mail-pg1-f181.google.com [209.85.215.181]) by minnie.tuhs.org (Postfix) with ESMTPS id A6C4A9C829 for ; Tue, 30 Mar 2021 13:39:07 +1000 (AEST) Received: by mail-pg1-f181.google.com with SMTP id w10so6409772pgh.5 for ; Mon, 29 Mar 2021 20:39:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cfcl.com; s=google; h=mime-version:subject:from:in-reply-to:date :content-transfer-encoding:message-id:references:to; bh=r7AytiXAm3UGLYk9Y7irtOlKuXb1wocaGM9DNND3Q28=; b=DPZqKJxLKzK27RrDcjwW3X/l3pOZYXpHFm+ONlZ8T+dxfxG1959yDXIXBG74BW7HKK iQ+PyYyCssiHh9/ipUS3SdMpltDxqbVRPbvaDMHGLhZxYny+zaWMVxCCUTtszv5KgRcq 4U7n3O2MirAta0SqnmSISOrHlXUnnP0HI4lUJh5cXNJBf9Je+RiL8/nnYMC/OZRguzQ6 SzMtZ1POSJE/m7lNX7Osd9DNUJ73nZwprlaD2KS98xKgGNP2XqCy4UHrz5nDskAlcuPh AmZeemr9w+02JJCgVXEGEf6jbWs/Tu0NgaJfF4KkOMBXcatqRr50eCejp7z4ipw5y3D9 NCwA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date :content-transfer-encoding:message-id:references:to; bh=r7AytiXAm3UGLYk9Y7irtOlKuXb1wocaGM9DNND3Q28=; b=JLLeMJrqeih7wQqvzmJlYDLqugftbgQDbcHdjeRxHj8slF8LuTnw2iW8xyCcBA73yq ga5pF+PdcT53AOvtn5PjMHHkcTOBaX3muqA4AO4XfHvr4jSvvNNuWtem463TJl/0ujAK mV8/AZ0HaBYljAY9KwCb6/IYyNvGippMwkf+a7tZQLxfHXS50inAdkqq/ipqqj9Nj5eu RLwcCrn1kz/M0SsU6NaUSqt/6EO8y91jW/K7NMZqDm6SLudO+UVPunJ4uXYqxX1vR14X SQzSfhVu0nSTo7vyOOKmZf0OJB1Ah0dh1JOG0d1Nt/7MCnQzS+JNFVbW57w1t+rneOqE o9VA== X-Gm-Message-State: AOAM530dVfeX9STZ49kjCO9O0hj2muNA1nAwlVzg1vFQy2I+QUkUmlq2 rayWrEA/3MeRZnLogkUBjSvJaRDgqoSMlw== X-Google-Smtp-Source: ABdhPJx/STfx2PzOPuzbXnuYfVVzCAaBd9pEp8+RrB1ZBaLlYD7oIeTvdw32PjQtnYzXfVBwsg1tfQ== X-Received: by 2002:a05:6a00:856:b029:208:f11c:231f with SMTP id q22-20020a056a000856b0290208f11c231fmr27375534pfk.25.1617075546707; Mon, 29 Mar 2021 20:39:06 -0700 (PDT) Received: from spot.hitronhub.home (24-113-88-45.wavecable.com. [24.113.88.45]) by smtp.gmail.com with ESMTPSA id l17sm3670634pgi.66.2021.03.29.20.39.05 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 29 Mar 2021 20:39:06 -0700 (PDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 13.4 \(3608.120.23.2.4\)) From: Rich Morin In-Reply-To: Date: Mon, 29 Mar 2021 20:39:04 -0700 Content-Transfer-Encoding: quoted-printable Message-Id: <5D422E7C-F9E8-407F-8F86-E38893AAE78E@cfcl.com> References: To: TUHS main list X-Mailer: Apple Mail (2.3608.120.23.2.4) Subject: Re: [TUHS] Remember the ed thread? X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 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" I spent a few years working with a CDC 3800, which also had a pneumatic = card reader, along with several other noisy peripherals. Although I = have no way to prove this, I suspect that my current hearing issues stem = from the noise in that machine room. -r > On Mar 29, 2021, at 16:21, M Douglas McIlroy = wrote: >=20 > GE outdid the printer with a fantastically fast pneumatic card reader. = The make and break of the suction on each card repeated at aural = frequency and so loud that I hied off to the instrument stockroom to = borrow a noise meter. It was 90db at the operator's position.