How much energy per sq meter in "average" full sun?


At 01:49 PM 9/1/2008, you wrote:

>On Sep 1, 2008, at 10:59 AM, Harold Hallikainen wrote:
>
> >> hot cylinder while the other cylinder is shielded (thermically
> >> insulated) somehow. If that could work, in many countries they
> >> could get "free enegry" - like boats could use it,


W. Keith 'Grif'  Griffith
N7IVS 

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