Alignment disks, and the creation thereof

Roy J. Tellason rtellason at
Wed Feb 11 17:27:24 CST 2009

> The problem comes if you want 2 offset tracks say 180 drgrees out of phase
> (so one is at its innerpost point when the other is at the outermost point).
> Aligning the media to the offset hub accurately to do that would
> be 'interesting'. 

Didn't the Lisa have floppy drives with heads on opposite sides of the 
spindle?  :-)

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M Dakin

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