Date: Mon, 25 Nov 1996 16:19:29 -0700 (MST) From: Terry Lambert <terry@lambert.org> To: joelh@gnu.ai.mit.edu (Joel Ray Holveck) Cc: msmith@atrad.adelaide.edu.au, terry@lambert.org, grog@lemis.de, chat@FreeBSD.org, smut@clem-162.dorms.tamu.edu Subject: Re: SCSI A/V drives Message-ID: <199611252319.QAA23592@phaeton.artisoft.com> In-Reply-To: <199611252245.RAA10124@hill.gnu.ai.mit.edu> from "Joel Ray Holveck" at Nov 25, 96 05:45:03 pm
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> Okay, understood... I hadn't realized that the recal was a > time-consuming process. Why does the drive logic not continuously > update the thermal expansion factor it uses, each time it seeks? Because the thermal expansion fact varies radially based on the current expansion minus the expansion ath the time the drive was formatted. So it isn't constant across the whole disk surface as it would be if the track lines were parallel instead of concentric circles. Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.
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