Silly uses for stepper motors

Fred Cisin cisin at
Thu Jun 12 16:29:53 CDT 2008

On Thu, 12 Jun 2008, Jim Leonard wrote:
> It's a video of a floppy disk drive playing music by screwing with the
> stepper motor.  It is my understanding that the video was a hardware
> hack, but it got me thinking...  For those who know floppy drives well,
> do you think such a thing could be possible via IBM PC floppy controller
> software calls only?  Or is a hardware hack required to generate the
> right frequencies?

. . .  but think what you could do with the stepper of an SA400
(or SA390 (Apple))
Run it backwards and it will talk about billg

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