26-06-2017, 20:58
I found this picture some time ago at an ebay listing.
It seems that some company was already produced a commercial pyranometer, based in the principle of a solar cell.
Maybe the picture gives some ideas for our own constructions.
It seems that some company was already produced a commercial pyranometer, based in the principle of a solar cell.
Maybe the picture gives some ideas for our own constructions.

