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EASA facts and figures > Communications > Flashcards

Flashcards in Communications Deck (18)
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1
Q

What is a good braking coefficient

A

> 0.40

2
Q

What is a medium braking coefficient

A

between 0.30 and 0.35

3
Q

What is a poor braking coefficient

A

<0.25

4
Q

what is a TMA

A

terminal control area

5
Q

what is the abbreviation for a control zone

A

CTR

6
Q

what is the abbreviation for a control area

A

CTA

7
Q

what is the difference between an movement area and manouvreing area

A

the movement area includes aprons

8
Q

what is an AFIS

A

Aerodrome Flight Information Service

9
Q

what is an AIS

A

Aeronautical Information Service

10
Q

what is RNAV

A

area navigation

11
Q

what is the accuracy of a class A bearing

A

+- 2 degrees

12
Q

what is the accuracy of a class C bearing

A

+- 10 degrees

13
Q

waht is an ATSU

A

Air Traffic Service Unit

14
Q

what is the order of an initial call

A
Callsign
A/c type
Route
Position
Altitude
Condition (VMC/IMC?)
Extra info (i.e. squawk)
Request
15
Q

what is the (ideal) content and order of a distress message

A
Mayday Mayday Mayday
station being addressed
callsign
nature of emergency
intentions
position, level, heading
16
Q

what are the VHF frequencies used for broadcasting

A

88 - 107.95 MHz

17
Q

what are the VHF frequencies used for radio navigation

A

108 - 117.95 MHz

18
Q

what are the VHF frequencies used for radio communications

A

118 - 136.975 MHz