The magnetic compass works without electricity but produces predictable errors during acceleration and turns - here's how to correct them and pass your partial panel checkride.
PatternThe magnetic compass requires no electricity and never fails silently - but it lies predictably, and knowing why makes it a reliable backup instrument.
PatternLearn why magnetic compass errors happen in turns and during acceleration - and master the ANDS and UNOS rules before your checkride oral.
PatternHow to recognize a vacuum pump failure and fly partial panel using the turn coordinator and magnetic compass when the attitude indicator lies.
PatternLearn to recognize a vacuum pump failure and fly needle-ball-airspeed on partial panel before your attitude indicator lies you into a spiral.
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