[rescue] 5.25" floppy on modern PC
chad.fernandez at att.net
Sat Aug 15 18:08:29 CDT 2009
gsm at mendelson.com wrote:
> reading 360k disks written on 720k (80 track, "low density") drives and
> AT drives, both of which wrote narrower tracks, the later 360k drives
> were made with the narrower heads. I'm sure there was also a cost saving
> having only
> one type of head in stock.
There were 720K 5.25" drives?
> If you are trying to read 360k disks written on 720k or 1.2m drives, you
> would be better off with the narrow head AT drives, if you are trying to
> disks written on 360k full track drives, you would be better off using 360k
> full track drives.
> There are also problems reading disks written at 300 RPM (PC) in 360
> RPM (AT) drives, but I don't know what they are.
> I have no idea of how to tell, but my guess is that the full height
> drives are
> wide track.
I had no idea there were any possible RPM issues.
Thanks, Geoff..... I think you just opened a case or worms :-)
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