>>>>> "Nicolas" == Nicolas Welte <welte@chemie.uni-konstanz.de> writes:
Geoff> I thought the "QD" format on 5.25" disks still used DD disks,
Geoff> only with double the number of tracks (80 vs. 40)?
Nicolas> Not exactly, real QD disks were tested and approved for that
Nicolas> track density. I think they are physically the same as DD
Nicolas> disks, but were more expensive.
*nod*
Nicolas> I have some disks here that say "96/100 tpi certified, two
Nicolas> sided/double density", made by BASF. They run fine in a 8250
Nicolas> and SFD1001, but so do many DD disks.
DD disks are 48TPI, QD disks are 96TPI, iirc.
--
___ . . . . . + . . o
_|___|_ + . + . + . . Per Olofsson, konstnär
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