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From: magik@wlcrjs.UUCP (Ben Liberman)
Newsgroups: net.micro
Subject: Re: confused about disk drive specifications
Message-ID: <752@wlcrjs.UUCP>
Date: Thu, 18-Jul-85 23:11:55 EDT
Article-I.D.: wlcrjs.752
Posted: Thu Jul 18 23:11:55 1985
Date-Received: Sun, 21-Jul-85 21:21:03 EDT
References: <11527@brl-tgr.ARPA> <868@ccice5.UUCP>
Reply-To: magik@wlcrjs.UUCP (Ben Liberman)
Organization: chi-net, Public Access UN*X, Chicago IL
Lines: 12
Summary: 

>> (I have heard rumors that some disk systems vary the timing based on the track
>> number so they can get more data on the outside tracks--can anybody verify 
>> this?)
>
> The IWM (Integrated Woz Machine) in the Mac uses the above to get more
> sectors on the outer tracks...
>
If I remember correctly, the Victor 9000 used 5 different speeds zones for the
same reason.
-- 
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Ben Liberman   {ihnp4|ihldt}!wlcrjs!magik