Remembering RAMAC

Tony Duell ard at p850ug1.demon.co.uk
Fri May 27 20:35:16 CDT 2005


> Exercise for the student: implement a constant angular velocity drive to
> read constant linear velocity media

COmmodore floppy drives come close (things like the 8050, 1541, etc). 
They're constant angular velocity (only one motor speed), but they change 
the data rate (I think 4 or so data rates were used) to pack more sectors 
onto the outermost tracks.

-tony


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