From owner-freebsd-current Wed Mar 12 7:28:54 2003 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9621D37B404 for ; Wed, 12 Mar 2003 07:28:53 -0800 (PST) Received: from freebie.xs4all.nl (freebie.xs4all.nl [213.84.32.253]) by mx1.FreeBSD.org (Postfix) with ESMTP id 03E5843F3F for ; Wed, 12 Mar 2003 07:28:52 -0800 (PST) (envelope-from wkb@freebie.xs4all.nl) Received: from freebie.xs4all.nl (localhost [127.0.0.1]) by freebie.xs4all.nl (8.12.8/8.12.8) with ESMTP id h2CFSmUw000685; Wed, 12 Mar 2003 16:28:48 +0100 (CET) (envelope-from wkb@freebie.xs4all.nl) Received: (from wkb@localhost) by freebie.xs4all.nl (8.12.8/8.12.8/Submit) id h2CFSlSA000684; Wed, 12 Mar 2003 16:28:47 +0100 (CET) Date: Wed, 12 Mar 2003 16:28:47 +0100 From: Wilko Bulte To: Poul-Henning Kamp Cc: "Andrew P. Lentvorski, Jr." , James Satterfield , current@FreeBSD.ORG Subject: Re: Time drift. Message-ID: <20030312162847.A660@freebie.xs4all.nl> References: <23484.1047449678@critter.freebsd.dk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <23484.1047449678@critter.freebsd.dk>; from phk@phk.freebsd.dk on Wed, Mar 12, 2003 at 07:14:38AM +0100 X-OS: FreeBSD 4.8-RC X-PGP: finger wilko@freebsd.org Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Wed, Mar 12, 2003 at 07:14:38AM +0100, Poul-Henning Kamp wrote: > In message , "Andrew > P. Lentvorski, Jr." writes: > > >An $8.00 wristwatch has much better time accuracy that your multi-$100 PC. > > That's because the crystal in your wristwatch is cut specially so that it > has a flat temp-co at about 23-16 C, whereas the xtal in your computer > is has a gradient all the way from 0 to 70 C. And this is easily verifiable too: just leave your wristwatch in an unheated (cold) bedroom and watch the drift. -- | / o / /_ _ wilko@FreeBSD.org |/|/ / / /( (_) Bulte To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message