apogee

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    New cheap PAR meter with Apogee sensor

    Recently a new and relatively cheap PAR meter showed up called BioTek Marine BTM3000 PAR Sensor. One friend of mine asked the BioTek for the difference between this new PAR meter and Apogee MQ-200 PAR meter, and both companies had told him that the BioTek PAR meter uses the same sensor as...
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