Shugart 800-8 media centering problem
dkelvey at hotmail.com
Sun Aug 16 10:46:08 CDT 2015
> From: cclist at sydex.com
> I believe that the earlier Micropolis 5.25" floppy drives worked the
> same way. I recall that when they first came out, they'd mangle the hub
> area of a floppy because the spindle motor often had been turned off by
> the host. Eventually, the design was modified so that the motor spun up
> as the drive door closed, which solved the problem.
> Before that, Dysan had experimented with putting a reinforcing ring on
> their floppies. By the time high-density drives came out, the problem
> had been solved so there was no need to reinforce the HD floppy hub area.
I'd always wondered why that was so.It has been handy to see which were 360K as I don't think HD everhad the donut ( maybe rare ).Dwight
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