tape baking

Rob Jarratt robert.jarratt at ntlworld.com
Thu Jul 6 14:42:09 CDT 2017



> -----Original Message-----
> From: cctalk [mailto:cctalk-bounces at classiccmp.org] On Behalf Of Mark J.
> Blair via cctalk
> Sent: 06 July 2017 17:47
> To: General Discussion: On-Topic and Off-Topic Posts
<cctalk at classiccmp.org>
> Subject: Re: tape baking
> 
> 
> > On Jul 4, 2017, at 08:16, Al Kossow via cctalk <cctalk at classiccmp.org>
wrote:
> >
> > The 'out-gassed material' is water, which has been absorbed by the
> > binder, which is hydroscopic.
> 
> Has anybody experimented with drying media in a vacuum chamber at room
> temperature?
> 
> My abortive attempt to play with an old TK50 tape in a TZ30 drive was a
> disaster of sticking, oxide shedding, and manual unloading/respooling of a
tape
> that the drive could no longer handle. I had not tried baking the tape.
> 


Why not give baking a go then? Or have I missed something? I would of course
recommend trying with an unimportant tape first until you get a time and
temperature that works for your setup.

Regards

Rob

> I do plan to make some sort of media baking setup when that project
bubbles
> back to the top of the list. I wonder if pulling vacuum on a tape for a
while
> might also have the desired effect? I have a bottle of cyclomethicone on
order.
> I wonder if I might need to make some sort of reeling machine to apply it
to
> tapes? The TK50 tapes are particularly resistant to manual manipulation.
> Maybe I could make a machine to allow me to unspool a TK50 tape while
> wiping on cyclomethicone and then re-spool it, perhaps by hacking up a
drive
> mechanism.
> 
> --
> Mark J. Blair, NF6X <nf6x at nf6x.net>
> http://www.nf6x.net/



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