Tarbell is making me insane

Scott Quinn compoobah at valleyimplants.com
Wed Nov 14 09:50:24 CST 2007


On Nov 13, 2007, at 11:50 PM, Chuck wrote:

> Very close--I've got 3M's published specs on all of these, if anyone
> cares.  And 3.5 DSHD media is fairly close to DS2D; the coercivity is
> somewhat higher, requiring increased write currents, but not as
> drastic as the difference between 5.25" DSDD and DSHD.
>

It is different enough that after a couple of years DSHD media written 
on DSDD drives can very easily start to fade- had it happen on some 
DSHD floppies I wrote on a 800k Mac SE several years ago (diskettes 
unreadable after about 3 years).





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