Comment Ok old news is fine... (Score 1) 519
but Arnold knew this in college.
Canadian Tire has a 'solar powered shed light. It is sold for $29.99.
I can't imagine spending too much time fiddling with equations without first plunking $30 to see if this junk will do the trick...
Dawson
Any circuit design must contain at least one part which is obsolete, two parts which are unobtainable, and three parts which are still under development.