Parts of a magnetic compass - Video
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Gyro Compass Part 5: Errors & Limitations
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Gyro Compass Part 1 - Introduction To Gyro Compass
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AMAZING TRAILER UPGRADE from GEN-Y! Bolts on Torsion Suspension Channel Mount!
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Parts of the ship's Magnetic Compass - Bridge Equipment
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The popular compass you've never heard of.
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Why Do Ships Have Two Balls?
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How to practically construct a Deviation Card for the ship's magnetic compass??
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