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Article View: comp.sys.ibm.pc.misc
Article #3882

Re: MFM -- RLL drive

#3882
From: VanZandt
Date: Fri, 12 Oct 1990 12:35
12 lines
1173 bytes
In article <1990Oct4.231018.16788@watserv1.waterloo.edu> ssingh@watserv1.waterloo.edu ($anjay [+] $ingh - Indy Studz) writes:
>In article <4431@bwdls58.UUCP> mlord@bwdls58.bnr.ca (Mark Lord) writes:
>>sectors under MFM, RLL, and ADRT/ARLL.  My new Seagate 251-1 worked only
>                             ^^^^^^^^^
>What is that???

ARLL stands for Advanced Run Length Limited.  ADRT is Advanced Data Recording 
Technique, a term invented by Perstore for their form of ARLL.  ADRT yields 80% 
more capacity than MFM (vs. 50% more for RLL).  I have heard it's supposed 
to be more reliable as well.  I'd like to hear from users.

                             - Jim Van Zandt
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Message-ID: <123101@linus.mitre.org>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!tut.cis.ohio-state.edu!ucbvax!agate!linus!linus!sdimax2!jrv
References: <2a81P1w162w@zooid.UUCP> <4431@bwdls58.UUCP> <1990Oct4.231018.16788@watserv1.waterloo.edu>

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From: jrv@sdimax2.mitre.org (VanZandt)
Newsgroups: comp.sys.ibm.pc.misc
Subject: Re: MFM -- RLL drive
Message-ID: <123101@linus.mitre.org>
Date: 12 Oct 90 12:35:05 GMT
References: <2a81P1w162w@zooid.UUCP> <4431@bwdls58.UUCP> <1990Oct4.231018.16788@watserv1.waterloo.edu>
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