On 04/06/2011 22:10, Sean Breheny wrote:
> Oh don't be silly - I think the best solution would be to have a a
> small bird tied to the device along with a photo of an owl. When the
> link fails (presumably due to dust), a small linear actuator will
> raise the photo of the own and play a "hoot" sound on a tiny speaker.
> This will cause the bird to try to fly away - which will blow the dust
> off. MUCH simpler and more elegant solution.:)

Brilliant! Heath and Rube would be most impressed.
You would need to feed the bird of course, but that's a minor detail...


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