2000 - Volume #24, Issue #5, Page #35
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Portable Grain Bin Monitor
My homemade, portable grain bin monitor is easy to see, day or night, and can be easily moved from bin to bin. It comes with a telescoping handle that supports a metal arm on top. A sensor suspended by a length of cable hangs from the arm inside the opening in the bin roof. The sensor has a built-in mercury switch. Whe..........


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2000 - Volume #24, Issue #5