Re: CBM-900 floppy disk format/encoding

From: Uffe Jakobsen <uffe_at_uffe.org>
Date: Fri, 28 Oct 2011 12:29:30 +0200
Message-ID: <4EAA840A.9010105@uffe.org>
On 2011-10-28 12:19, Gerrit Heitsch wrote:
> On 10/28/2011 12:08 PM, Uffe Jakobsen wrote:
>> On 2011-10-28 07:27, MikeS wrote:
>>>
>>> Most QD (and HD) disks were indeed recorded as 80 tracks at 96 tracks
>>> per
>>> inch, but some systems used 100 TPI drives instead; AFAIK all of
>>> Commodore's
>>> 'Quad Density' drives used 100 TPI mechanisms so unfortunately you can't
>>> use the much more common 96TPI versions.
>>
>> That is correct
>>
>> CBM-8050: SS/QD/100TPI (single drive casing)
>
> That is not quite correct.. The 8050 is a dual drive, but only single
> side. I had one in combination with an 8032SK for years.
>
> See: http://www.zock.com/8-Bit/D_CBM8050.HTML
>

Sorry my fault - copy-paste error during an attempt to quickly write an 
private email msg within working hours ;-)

/Uffe :-)



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Received on 2011-10-28 11:00:27

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