*BSD News Article 22586


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From: ftlofaro@unlv.edu (Frank Lofaro)
Subject: Re: Has anyone written a Mac FS or Mac FS Access utilities for Linux or 386BSD?
Message-ID: <1993Oct19.171301.23828@unlv.edu>
Sender: news@unlv.edu (News User)
Organization: University of Nevada, Las Vegas
References: <29o58gINN2gb@no-names.nerdc.ufl.edu> <1993Oct17.005214.15141@unlv.edu> <29vm0o$nia@news.delphi.com>
Date: Tue, 19 Oct 93 17:13:01 GMT
Lines: 25

In article <29vm0o$nia@news.delphi.com> cshaulis@news.delphi.com (CSHAULIS@DELPHI.COM) writes:
>ftlofaro@unlv.edu (Frank Lofaro) writes:
>
>:Ah, the Mac disk thread again! ;) If the speed changing disks for theMac800K 
>:format use speed <= normal speed of a PC drive, you could just turn on and 
>:off the floppy drive motor by toggling the control bit really fast. Higher 
>:duty cycle (% on), higher speed. It would be a trouble to calibrate, might 
>:act different on different drives (different speed vs duty cycle curve, 
>:might not work well, could possibly hose the drive (?), etc).
>
>I caught that idea in the last thread. If memory serves, someone was
>telling stories about how they toasted three drives with the above
>method.
>
>Christopher
>cshaulis@Delphi.com
>

	Was that a PC drive, or (as I remember) an Atari drive, or something 
else? I thought PC drives were not breakable through software. The only things 
breakable through software I know of are monitors and some IDE drives.

	But I could be wrong...