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EAWS > Avionics > Flashcards

Avionics Flashcards

1
Q

What are the two altimeters?

A

Barometric

Radar

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2
Q

What does the barometric altimeter do?

A

Uses pitot- static pressure to indicate altitude above sea level

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3
Q

How does radar altimeter work?

A

Uses radio echoes to determine altitude above ground level

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4
Q

What is azimuth?

A

Angular position in a horizontal plane measured clockwise from true north

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5
Q

What is bearing?

A

Angular position of object with respect to a point or line

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6
Q

What is range?

A

Distance of object from observer

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7
Q

What is heading?

A

Actual orientation of the aircrafts longitudinal axis at any instance

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8
Q

What is true heading?

A

Direction measured by true north

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9
Q

What is magnetic heading?

A

The direction of earths magnetic field

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10
Q

What is relative heading?

A

Current direction an object is facing at the 0/360 azimuth alignment

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11
Q

What’s the purpose of using Very-high frequency/ Ultra-high frequency?

A

To communicate

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12
Q

What’s the purpose of Intercommunication Audio System (IAS)?

A

To provide amplification and routing of audio signals

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13
Q

What does TACAN stand for?

A

Tactical Air Navigation

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14
Q

What’s the purpose of TACAN?

A

To determine bearing and slant range

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15
Q

What does INS stand for?

A

Inertial Navigation System

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16
Q

What is INS?

A

Fully automatic dead reckoning navigation system

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17
Q

What does GPS stand for?

A

Global Positioning System

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18
Q

Define GPS?

A

Navigation system that receives information from satellite source

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19
Q

What does ARI stand for?

A

Attitude Reference Indicator

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20
Q

What does ARI do?

A

Self contained pitch and roll attitude reference system

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21
Q

What does ILS stand for?

A

Instrument Landing System

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22
Q

Define ILS.

A

All weather approach guidance system

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23
Q

What is the pitot static system?

A

Measures temperature, pitot and static pressures surrounding aircraft

24
Q

What does AFCS stand for?

A

Automatic flight control system

25
Q

What is the purpose of AFCS?

A

To provide autopilot and automatic throttle control

26
Q

What does AOA stand for?

A

Angle of Attack

27
Q

What is AOAT used for?

A

To measure the difference between the longitudinal axis of the aircraft and the airstream

28
Q

What does ADC stand for?

A

Air Data Computer

29
Q

What is the ADC used for?

A

Receives inputs from various aircraft sensors

30
Q

What does ADSU stand for?

A

Airstream Direction Sensing Unit

Legacy only

31
Q

What does TTP stand for?

A

Total Temperature Probe

32
Q

What does TTP do?

A

Measures total temperature of the air outside the aircraft

33
Q

What is data link

A

It’s a two way UHF communications link

34
Q

What are the four modes of operation of data link?

A

Automatic carrier landing
Vector
Waypoint mode
Alignment

35
Q

What does RADAR stand for?

A

Radio Detection and Ranging

36
Q

What does the mission computer do?

A

Communicate and provide data conversion with non- mix avionics equipment

37
Q

What does HUD stand for?

A

Heads Up Display

38
Q

What does the HUD provide?

A

Steering
Altitude
Navigation
A/A and A /G weapons

39
Q

What does DDI stand for ?

A

Digital Display Indicator

40
Q

What does UFCD stand for?

A

Up Front Control Display

41
Q

What does UFCD do?

A

Provide entry and Display of aircraft data

42
Q

What does MPCD stand for?

A

Multipurpose Color Display

43
Q

What does TAMMAC stand for?

A

Tactical Aircraft Moving Map Capability

44
Q

How is TAMMAC used?

A

Provides enhanced navigational/ tactical situational awareness to aircrew

45
Q

SSR

A

Solid State Recorder

46
Q

RMM

A

Removable Memory Module

47
Q

AMU

A

Advanced Memory Unit

48
Q

DFIRS

A

Deplorable Flight Incident Recorder Set

49
Q

What are two functions of DFIRS?

A

Retrieving and storage of flight data

Deployment of stored flight data before crash

50
Q

FIRAMS

A

Flight Incident Recorder and Monitoring System

51
Q

JHMCS

A

Joint Helmet Cueing System

52
Q

What missile does the JHMCS work with?

A

9X

53
Q

What is the purpose of position lights?

A

Determine position of aircraft at night

54
Q

What’s the purpose of the anti-collision strobe lights?

A

Guard against in flight collisions

55
Q

What are white Landing/taxi light used for?

A

Landing and taxi operations at night

56
Q

E-BATT

A

Emergency battery

Legacy only

EAWS (18 decks)

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