Yearly mandatory inspection of aircraft and engineĪutomatically changes pitch to maintain a given rpm settingĪirborne device that tapes and stores cockpit and radio communicationsĪirborne radio that transmits and/or receives voice communicationsĮngine cylinder compression, ideally 85% of new or aboveįlight instrument providing directional reference
Historical Value Reference Glossary Abbreviation / Acronym TranslationĪirborne device that controls aircraft's movement: 1 axis (ailerons) = roll 2 axis (ailerons & elevator) = roll & pitch 3 axis (ailerons, elevator & rudder) = roll, pitch & yawĪmendment to regulation published by FAA requiring specific inspection, modification or maintenance on aircraftĪirborne radio receiver showing bearing of radio station from aircraft