Magnetism – Direct Reading Compass and Flux Valve
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Topics in this section
- 022-03-01Earth's Magnetic Field for Aviation: Variation, Dip, and Directive Force
Understand Earth's magnetic field components for aviation navigation, including variation, dip, directive force, and compass reliability limits near poles.
- 022-03-02Aircraft Magnetic Field Effects: Deviation, Compensation, and Compass Swing
Learn how aircraft-induced magnetism creates compass deviation, and how swing, compensation, and deviation cards are used to maintain heading accuracy.
- 022-03-03Direct Reading Magnetic Compass (DRC): Turning and Acceleration Errors
Study direct-reading magnetic compass behavior in flight, including UNOS/ANDS error patterns, pendulous suspension effects, and serviceability checks.
- 022-03-04Flux Valve and Gyro-Magnetic Compass: Slaved and Free Modes
Learn flux-valve sensing principles and gyro-magnetic compass operation, including slaved correction loops, free mode use, and installation constraints.