Replace roller rubber on HP 9825 tape drive
ard at p850ug1.demon.co.uk
Thu Jul 7 14:46:12 CDT 2005
> The really ingenous part is that the belt attempts to rotate the take up
> spool about 10% faster then the other spool. That's what tightens up the
> tape if it ever gets slack.
How does that work? All points on the belt move with the same speed, the
belt drives the outside of the 2 spools, so the surface speed of the
spools must be the same. That's the tape speed. I don't see how it can
move the tape faster on the takeup side.
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