On Jun 3, 2011, at 11:28 AM, doug metzler wrote: > we were all waiting for someone who knew what they were talking =20 > about to > jump in. But since no one did I guess I'll reply :-) Oh me too! My gut feel is that you'll be very disappointed in the =20 amount of power you get out of "ambient indoor light" vs the rated =20 power of the panel (which is for "full sun.") Full Sun is MUCH more =20 intense than even bright internal lighting; your panel might not even =20 put out enough current indoors to run the buck converter. BillW --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .