[amsat-bb] Re: AMSAT-BB Digest, Vol 4, Issue 509

STeve Andre' andres at msu.edu
Thu Oct 1 21:18:51 PDT 2009

On Friday 02 October 2009 00:05:58 Tim Goodrich wrote:
> Most panels are guaranteed for 25 years, I believe. And that guarantee is
> that they produce xx% of a new panel. There will be reduced efficiency over
> time, but systems should continue to be effective for years after the
> guarantee is over.
> Tim

What makes them degrade over time?  Are the newer ones better in this

--STeve Andre'
wb8wsf  en82

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