If you need to set up or repaint your airfield's Compass Rose, then you also need to check out the compass calibration
information found in Chapter 4 of TM 11-4920-292-15, Magnetic Compass Calibrator Set, AN/ASM-339(V)1.
For example, during preflight briefs for the IFV, some squadron compass calibration
program managers have told pilots, "If the standby compass is within +/- 5 degrees of the heading (i.
Naval Air Warfare Center has placed a multi-year order with Firstmark Aerospace for 150 MC-2000 Magnetic Compass Calibration
Systems worth $11.