Bulk Erase 8" floppies

From: Fred Cisin <cisin_at_xenosoft.com>
Date: Wed Sep 17 17:08:00 2003

On Wed, 17 Sep 2003, Don Maslin wrote:
> Quite the contrary! A quick glance at an 8" disk will tell you
> its density by the position of the index aperature in the disk
      ^^^^^^^
That should be number of SIDES.
I do not know of ANY way to differentiate SD v DD other than
manufacturer's label, or pre-existing format.

> jacket. A Single Sided disk has the aperature 7 degrees clockwise
> of the 12 o'clock position, while a Double Sided disk has it
> located 26 degrees clockwise of the 12 o'clock position.
> In other words, SS is at about 1202 and DS is about 1307 hours.
Received on Wed Sep 17 2003 - 17:08:00 BST