Restoring rubber keyboard on a logic analyzer

Maciej W. Rozycki macro at
Sun Apr 29 17:29:35 CDT 2018

On Sun, 29 Apr 2018, Paul Koning via cctalk wrote:

> So that's the answer: graphite powder.  I now have a working analyzer 
> again.  It will be interesting to see if the graphite wears off 
> eventually, I suppose it might but that's ok, I can just do it again.

 Many years ago I used graphite obtained from a soft pencil to revive 
rubber keyboard pads and from my observation it wore rather quickly, in 
particular moving to the surface contact was made against.  I wonder if 
there is a non-industrial way to make graphite stay in place on rubber.


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