We had some really great threads last year, with the following four nominated for the Thread of the Year award in this January's Environment Site Awards ceremony.
Solar Energy ForumI have no doubt that we will be successful in harnessing the sun's energy.... If sunbeams were weapons of war, we would have had solar energy centuries ago. ~Sir George Porter
Has anyone found a DC air bubbler? I've got a Kyocera KC-120 and a small goldfish pond. Sick & tired of using grid power, but finding little info online. Bubbler would have to handle the 17V this thing pushes in full sun.
Any help appreciated!
DC air bubbler for small pond
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