HP2648A tape drive capstans

Lyle Bickley lbickley at bickleywest.com
Sun Feb 5 11:37:16 CST 2006

On Sunday 05 February 2006 03:04, Christian Corti wrote:
> On Sat, 4 Feb 2006, Tony Duell wrote:
> > construction as those for the HP85. The problem is that the belt sticks
> > to the oxide layer on the tape, and/or the tape sticks together, and you
> > get major loss of the magnetic coating when you try to read the tape.
> > Needless to say this makes it unreadable.
> So you try to shred a tape first and after that you begin to think about
> it? Everyone who *knows* that the belt is sticking opens the cartridge and
> tries to unstick the belt without damaging the tape. This works very fine
> by applying heat (similar to baking sticky tapes, but here the tape is not
> sticky, it's only the belt). And the tapes are fine afterwards. It's how I
> revived all the original HP cartidges with software for the HP1000 (dated
> from 1980 to 1985) that I have. I've made backups, of course, but they are
> still fine.

How do you heat them? How do you know when "enough is enough" heat?

Lyle Bickley
Bickley Consulting West Inc.
Mountain View, CA

"Black holes are where God is dividing by zero"

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