Floppy Disc Capacities [was Pictures of My Machine Room (So Far)]
ploopster at gmail.com
Mon Jun 18 23:54:05 CDT 2007
Wayne Smith wrote:
>> Date: Mon, 18 Jun 2007 13:50:43 -0400
>> From: Sridhar Ayengar <ploopster at gmail.com>
>> Subject: Re: Pictures of My Machine Room (So Far)
>> To: General Discussion: On-Topic and Off-Topic Posts
>> <cctalk at classiccmp.org>
>> Message-ID: <4676C5F3.40609 at gmail.com>
>> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>> Roy J. Tellason wrote:
>>> On Sunday 17 June 2007 17:26, Fred Cisin wrote:
>>>> Oh, well. I guess that it is like selling disks based on their
>>>> unformatted capacity - a 2.8M ED disk is called "2.88" by IBM, and
>>>> was called "4 meg" by NeXT.
>>> I have some boxes that had "1.44s" in them branded IBM and
>> which were
>>> labeled "2.0MB"...
>> Indeed. All of the IBM 2.88's I have are labeled 4.0MB.
>> Peace... Sridhar
> My first iteration of Windows 95 was on 3.5 inch floppy diskettes. At
> some point, I wanted to make a backup copy on diskettes but couldn't
> because the file sizes of the Windows distribution floppies was
> 1.8-1.9MB each. At the time I thought it was some sort of copy
> protection. I assume they must have been able to format the discs for a
> higher capacity - close to 2MB.
> Does anyone know how?
I would assume it's something similar to XDF. Probably not XDF itself
though, as that is an IBM thing.
You could have made a backup copy on diskettes by using the DOS DISKCOPY
command. It would have made a raw copy including the unusual format.
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