Inside the Cockpit: Avionics and Aircraft Instruments

Explore how the airspeed indicator uses pitot tube dynamic pressure and static pressure to display speed in knots or mph, and learn its key components and V speeds.

Explore the aircraft altimeter with ambient pressure from the static port and aneroid wafers to show altitude with 100, 1000, and 10,000 foot pointers, barometric adjustment knob, and Kollsman window.

Explore how the aircraft attitude indicator shows pitch lines and roll relative to the horizon, using gyro stability, gimbals, horizon reference arm, bank index, miniature aircraft, and artificial horizon.

Discover how the heading indicator uses a gyroscope for a stable heading, unaffected by turns, and examine the gimbal, gyro, main drive gear, compass card gear, and adjustment knob.

Understand how vertical speed indicator measures climb or descent in feet per minute using static port pressure. Translate pressure to needle movement through a diaphragm, calibrated leak, and gear.

Explore the magnetic compass, a navigation tool showing heading relative to magnetic north. It keeps pilots on course with a sensing magnet aligned to Earth's field and a stabilizing liquid.

Explore how the turn coordinator uses a gyroscope-driven gimbal to sense roll and turn rate, with a miniature aircraft, horizon bar, and inclinometer ball to guide standard-rate turns.

Explore tachometer, aircraft engine rpm gauge that helps pilots control power for safe operation, displaying rpm via a magnet and rotor and guiding takeoff and cruise in the green arc.

Master the exhaust gas temperature gauge (EGT) as a vital instrument for monitoring engine performance, revealing combustion efficiency and guiding pilots to optimize fuel mixtures and prevent overheating.

Learn how oil temperature and oil pressure gauges safeguard engine safety with color codes: green normal, yellow caution, red overheating, or alerts for leaks, clogs, or blockages.

Explore the primary flight display and multifunction display, core cockpit tools with digital interfaces that present altitude, airspeed, heading, weather, and navigation data to boost situational awareness and safer flight.

Explore how aircraft wings generate lift through upper and lower air pressure differences, how pilots adjust the wing angle and use flaps to maintain lift during takeoff, flight, and landing.

Explore wing parts, including flaps at the trailing edge, ailerons, spoilers, and leading-edge slats, and how they raise lift and drag, control roll, and manage descent for takeoff and landing.

Explore how wings generate lift and how flaps, ailerons, spoilers, and slats enable takeoff, flight, and landing, while the jet engine, elevator, rudder, and stabilizer control pitch and stability.

Explore trim and balance systems, including rudder trim tab, anti-balance tab, balanced trim tab, differential ailerons, and retrimming, to keep the aircraft stable and reduce pilot workload.

Explore how propellers convert engine power into thrust, compare fixed pitch and variable pitch designs, and explain blade angle, angle of attack, and their impact on takeoff, cruise, and efficiency.

Explore how angle of attack shapes lift, drag, and stall for wings and propellers, including blade twist and effective AOA.

Ground adjusted propellers tailor blade angles to the aircraft type, load, and weather, with safety checks and final alignment for safe takeoff; pilots manage slipstream effects to stay on course.

Explore stalls caused by exceeding the critical angle of attack, high aoa, low airspeed, abrupt maneuvers, turbulence, or wind shear, and learn recovery by reducing aoa and increasing power.

Explore how the landing gear and suspension absorb shocks during takeoff, landing, and taxiing, and how tire creep and tire markings—size, type, load, and speed rating—drive maintenance and safety.

Explore the landing gear system and its key parts. Learn how unlock actuator, outer cylinder, turning sleeve, torque links, wheel, and lock struts support safe takeoffs, landings, and taxiing.

Explore fixed, retractable, tricycle, and tailwheel landing gear, and learn how each type affects drag, efficiency, stability, and handling during takeoff and landing.

Explore aircraft landing gear and suspension systems, including oleo pneumatic shock absorbers and shimmy dampers, to absorb touchdown energy, reduce vibrations, and ensure smooth, safe landings and takeoffs.

Explore how relative wind shapes aircraft movement and performance, including laminar and turbulent airflow and subsonic speeds, and explain the angle of attack (aoa).

Explore laminar airflow and its significance in aviation, describing smooth, parallel air layers that minimize drag and boost efficiency through maintaining laminar flow on wing surfaces.

Explore how atmospheric composition, air density, and pressure at different altitudes affect lift, thrust, and engine efficiency for safe flight.

Explore Earth's atmospheric layers from troposphere to exosphere, noting how weather and flight safety shape cruising altitudes, ozone shielding, meteors, auroras, and satellite operations.

Explore how pressure and altitude influence aircraft performance, including barometric pressure, Q and H adjustments, and the balance of dynamic and static pressures that drive safe flight.

Explore how life jackets provide buoyancy, visibility, and signaling, and how bromochlorodifluoromethane in the BCF fire extinguisher blocks combustion to protect against electrical and flammable fires.

Understand how the load meter monitors the aircraft electrical system by measuring current draw from generators and alternators, enabling pilots to balance electrical usage and prevent overload for reliable flight.

Identify liquid swirl and turning errors in liquid-filled gyroscopic indicators, cross-check readings with visual references and altimeter data, and perform smooth turns to preserve accurate, safe flight.

Secure aircraft stability on the ground by using the flying control lock to immobilize ailerons and elevators against wind gusts.

Engage the priming pump to introduce fuel or air into the engine’s carburettor or fuel injectors, creating the correct fuel–air mixture for ignition and a quick, reliable start.

Master magnetic heading as a key aviation navigation concept. The magnetic compass aligns with the Earth's magnetic field to indicate heading toward magnetic north.

Explore how oil pressure is generated by the oil pump to lubricate moving parts and dissipate heat. The oil pressure gauge provides readings that signal normal or abnormal engine conditions.

Examine carbon monoxide risks in aircraft cabins as a silent intruder from incomplete combustion and faulty exhaust. Learn how detectors monitor levels and prompt descent or landing for safety.

Pilots perform preflight inspections, check control surfaces, fuel, and landing gear, and report issues to maintenance; the Certificate of Airworthiness confirms safety and renewal by authorities.