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From: tcs@mailer.jhuapl.edu (Carl Schelin)
Newsgroups: comp.sys.ibm.pc.hardware,comp.sys.ibm.pc.misc
Subject: Re: Formatting MFM driver with RLL controller. Reliable?
Message-ID: <1991Mar12.125514.8357@aplcen.apl.jhu.edu>
Date: 12 Mar 91 12:55:14 GMT
References: <13901@life.ai.mit.edu>
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Organization: Johns Hopkins University - Applied Physics Lab
Lines: 43

In article <13901@life.ai.mit.edu>, lee@gdc.portal.com (Seng-Poh Lee, Speedy) says:
>
>Hi,
>I know this can be done, I just want to know how reliable it is.
>
>I'm talking about formatting an MFM drive with an RLL controller. I have
>a very reliable Hitachi MFM drive that I want to format in RLL format (need
>more disk space). I'd like to hear from people who have done this about
>long term reliability. I want to be able to run Xenix 386 on this system. Does
>anyone knows is Xenix supports RLL's 26 sector tracks?
>
>Thanks
>
>Seng-Poh Lee                    lee@gdc.portal.com

Hardware:

Priam V170 (MFM) & V185 (RLL)
Western Digital RLL controller (1003-RA2? Not sure)
286-10Mhz clone
386-25Mhz clone

Work done (286):

Compile basic and c code with MegBasic/QBasic & MSC/TC
Run BBS two seperate times for three months. Boards were
  moderately active.

Work done (386):

Compile C code using MSC/SDK and TC/TC++
OS/2 PM/MS-Dos/3+Open Lan Manager/Windows 3.0
Create network programs for 3+Share.

Time Period:

Bought in summer '87
Bought 386 last September ('90)
Turn on computer at 5pm (get home) and turn off at 10pm (go to bed).
Run on weekends from 10:30am until go to bed (about midnight on average).

Carl Schelin
tcs@mailer.jhuapl.edu