According to alan.b.pearce@stfc.ac.uk on Wed, 01/23/13 at 11:51:
>=20
> My suspicion would be that the unit relies on the internal battery
> impedance (as someone else suggested) to limit the power dissipation
> in whatever drivers are used for the LEDs. Because you have a nice
> low impedance supply these are overheating, producing the symptom you see=
..

I hate it when components overheat!!!   :-(

They do not seem to be damaged, however, since after some delay (maybe
measured in hours or tens of minutes) the tapestry seems ready to go
again.   Hmmm...

> I would try a resistor, somewhere between 1 and 5 ohms in series
> with one power pack lead, probably need to be a couple of watts
> capable, and see what the display looks like.

Thanks!  This seems like a fantastic idea!  And is something I can
easily try without having to toss my efforts in the trash bin!  :-)

Regards,

web...

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William Bulley                     Email: web@umich.edu

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