Hi Brent Find below a link to my solar tracking sun dial toy. http://pc-calculator.110mb.com/tracker/solartracker.html
Regards, Aimo Niemi 2011/3/16 Brent <[email protected]> > Hello; > > I have an idea to build a mechanical sundial. > > It would have a moving gnomon that would track the sun. > > If the gnomon was a hollow pipe, a spot of light would > shine out of the bottom that could be used to indicate a > time and date. > > With all of the photo voltaic systems available now the > hardware is fairly easy to find. > > I'm thinking I could use a simple dual axis photo sensor > tracking device such as this: > > http://cgi.ebay.com/Complete-Solar-Tracker-Sun-Tracker-Kit-/400187219850 > > Has anyone seen a sun dial like my idea before? > > I Googled solar tracker and they also talk about a > chronological tracker. That rotates one axis at the speed > of the earth but in the opposite direction. That would make > a fun sundial as well. > > Modern technology offers lots of new possibilities for > sundials. Is anyone trying new designs? > > thanks; > brent > > --------------------------------------------------- > https://lists.uni-koeln.de/mailman/listinfo/sundial > >
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