Book Category: General Subjects

Electronic Flight Display Systems Electronic flight displays (EFDs) include primary flight displays (PFD) and multi-function displays (MFD). System Components Aircraft with EFDs contain an integrated system of interconnected modules or computers. These modules are designed to be line-replaceable units (LRUs) that can be easily removed for servicing. Standby Battery A secondary or standby battery is […]

Primary Flight Controls Primary flight controls provide direct control of pitch, roll, and yaw. These controls include the ailerons, elevator (or stabilator), and rudder. Control surfaces are typically connected to the pilot’s controls through cables or rods. Related: Basic Flight Maneuvers: Use of the Flight Controls Elevator The elevator controls movement about the airplane’s lateral […]

Definitions Airfoil: Any surface designed to obtain a reaction, such as lift, from the air through which it moves. All airfoils are designed to create lift, but not all produce upward lift. For example, the tail surface produces downward lift to balance the airplane’s nose heaviness. Angle of Attack (AOA): The angle between the chord […]

Vision Approximately 80% of the information absorbed in everyday life is obtained through vision. Each eye’s normal field of vision is about 135° vertically and about 160° horizontally. Components of the Eye Cones and rods are light-sensitive nerve endings on the back of the eye, or retina. They collect information, which the retina transmits to […]

Medical Certificates References: 14 CFR 61.23, 14 CFR 61.29, 14 CFR 61.113, 14 CFR 67.401, AIM 8-1-1 There are three classes of medical certificates issued to airmen: Duration of Medical Certificates The duration of a medical certificate depends on the following: Related: Duration of Medical Certificates Obtaining a Medical Certificate Steps to obtain a medical […]