How To Do A VOR Check Before Your Next IFR Flight
FAR 91.171 requires a VOR check within the preceding 30 days for IFR nav - here are the 5 methods, tolerances, and logging rules.
TowerFAR 91.171 requires a VOR check within the preceding 30 days for IFR nav - here are the 5 methods, tolerances, and logging rules.
Tower