"David W. Chapman Jr." wrote:
> > > :> > IBM DTLA drives are known to rotate fast enough near the spindle
> > > :> > that the sustained write speed exceeds the ability of the controller
> > > :> > electronics to keep up, and results in crap being written to disk.
> >
> >
> > I would adssume it actually the tracks FURTHEREST from the spindle..
> Wouldn't the linear speed be faster closer to the spindle at 7200 RPM
> than at the edge?

Linear speed is closes at the edge, but magnetic domain density
is higher at the spindle, for a uniform rotation rate.

I think that the electronics ended up being designed for the
average rate.

PS: The encoding frequency is higher at the spindle, as well.

-- Terry

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