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EPPLEY RADIOMETER PYRANOMETER Very old Very rare! $32.00 USD Sold on: 2014-Jan-12 Marketplace: eBay  3 Treasure 0 Trash   100% Detail:Here we have a very old and rare Eppley Pyranometer solar radiometer It is used for measuring solar radiation in watts / square meter It has the calibration tag to convert milivolts to watts/square me...  More Relevance Historical Items |
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