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Compass Marine How To | all galleries >> Welcome To >> Understanding the Moisture Meter / Electrophysics CT-33 > Copper Calibration Block
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Copper Calibration Block

Copper Calibration Block

In this photo the calibration block is laying with the copper face down and away from the meter. This face down orientation is what you use when checking the calibration.

Nikon D200
1/60s f/4.0 at 56.0mm iso100 full exif

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