Lesson 4 Flashcards
Restricted (area)
On the ground an area limited to authorized persons. In the air, an airspace within flying is restricted in accordance with certain conditions.
Tower cab
The upper part of the control tower wherein aerodrome controllers work.
To manoeuvre
To move around. A manoeuvring area is that part of an aerodrome to be used for take off and landind of aircraft and for the surface movement of aicraft associated with take off and landing, excluding taxing.
Runway in use
The runway used at any given moment for take-offs and landings.
Traffic circuit
A pattern wich aircraft follow for landing consisting normally of downwind leg, base leg and final approach.
Downwind leg
The downwind part of the traffic circuit.
Landing sequence
One’s turn. Coming after or next to land. Whether number one, number two, number three etc.
Final approach
The last part of the traffic circuit prior to landing. Also called “final”
Base leg
The crosswind part of the traffic circuit between downwind and final.
Signalling lamp
A light showing a red, white, or green signal for controlling aircraft without radio. Also called a light gun or Aldis lamp.
Microphone
The instrument one speaks into when using the radio or sound system.
Loudspeaker
An apparatus that converts electrical impulses into sound so thet it is heard at some distance.
Headset
An apparatus that is worn on the head by pilots and controllers. It has a microphone and an earpiece (speaker).
Wind speed indicator
An instrument measuring the speed of the wind.
Wind direction indicator
An instrument showing the direction of the wind.
