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AC upgrade > Comm/Nav Equipment > Flashcards

Comm/Nav Equipment Flashcards

1
Q

Co-Pilot Pitot Static Port also powers what?

A

The Navigator’s instruments and Co-Pilot’s Instruments

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2
Q

The Pitot Static System supplies pitot and static pressure to what?

A

1) The Air Data Sensor
2) The GCAS system
3) The Autopilot

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3
Q

What is the purpose of the emergency shutoff valves for pitot system?

A

1) In the event one of the pitot static ports are damaged, that only one side can supply data to the systems.

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4
Q

What must happen to check VOR/TACAN

A

1) At compass rose, +/- 4 degrees
2) +/- 4 degrees of the opposite Tacan/VOR
3) Range within 1/2 mile or 3% of distance whichever is greater.

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5
Q

The Compass Systems and heading indicators should be how many degrees from the master? how many from each other?

A

1) +/- 1 degree of master

2) +/- 2 degrees of each other

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6
Q

How many GPS Satellites can the AVP system receive?

A

Up to 10

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7
Q

How many Space Based Augmentation System Satellites can the AVP system receive?

A

up to 2

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8
Q

What type of approaches do the SBAS (Space Based Augmentation System) effect?

A

They are used for RNAV, they provide better accuracy than normal GPS.

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9
Q

WAAS is compatible with what other RNAV/GPS systems?

A

European - Galileo

Japan - MSAS

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10
Q

What is required wile oceanic crossing using GPS systems only?

A

Fault Detection and Exclusion Accuracy (FDE Accuracy)

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11
Q

Attitude and Heading Reference Systems (AHRS) #2 is powered by what BUS?

A

The ISO DC Bus

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12
Q

AHARS #1 is powered by what?

A

P AVS DC bus

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13
Q

The AHRS provides what for the Flight Management System (FMS)

A

1) Pitch, heading, roll

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14
Q

The FMS (Flight Management System) consists of what?

A

1) AHRS Control Panel (MX use only)
2) Attitude and Heading Computer
3) External Compensator unit
4) Flux Detector Units

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15
Q

What components provide info to the Air Data Computers?

A

1) Existing Pitot Static System

2) New total temperature probe

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16
Q

What supplies info to the IFF

A

1) The Air Data Computer

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17
Q

What powers the Air Data Computer (ADC #2)?

What powers the Air Data Computer (ADC #1)?

A

ADC #2 = ISO DC Bus

ADC #1 = P AVS Bus

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18
Q

What information do the INUs provide?

A

Primary heading and attitude reference data

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19
Q

AVP has what two types of INU alignments?

A

1) Gyro-Compass (GC)
2) Stored Heading (SH)

expect to use GC

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20
Q

What navigation solutions are available in AVP?

A

1) Military Navigation Solution (Mil 1 and 2)
2) Civil Navigation Solution (CIV 1 and 2)
3) Inertial Navigation Solution (INU 1 & 2)

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21
Q

What gives info for MIL 1 and 2

A

1) Mil GPS
2) Heading data (INU or AHRS)
3) Air Data Computer

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22
Q

What gives info for CIV 1 and 2

A

1) Data from WAAS capable GPS

2) Heading data (INU or AHRS)

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23
Q

What gives info for INU 1 and 2

A

1) Pull from “on-side” INU only

2) Go to sensors page – see the differences between INU and CIV solutions.

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24
Q

If you get the Check FMS 1 or FMS 2 light

A

1) The solutions differ by more than the RNP value

- Certified to RNP 0.3

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25
Q

What drives the designated solution?

A

The last autopilot selected.

So AP/L (AP-1) or AP/R (AP-2)

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26
Q

How many “patters” or “flight plans” can the Flight Management System Hold?

A

Six

27
Q

What type of holding patterns can the FMS create?

A

1) Circle
2) Racetrack
3) Figure Eight
4) Close Random Patterns (up to 9 way points)

28
Q

What is the Legacy Navigation systems

A

1) Analog air data computer
2) 2 INUs
3) the mil GPS
4) Doppler Inputs

29
Q

When does the ADI repeat function work on Legacy

A

Only with Pilot has ILS stationed tuned and VOR/ILS 1 or 2 Selected.

30
Q

What does the pointer selector switch do on Legacy?

A

Allows inform from the VOR to be displayed on BDHI.

31
Q

What is the power source for the ADI in Legacy

A

1) 115 volt Essential AC

2) The turn needle from Essential DC bus

32
Q

What does CANS need to provide information

A

1) An analog air data computer
2) Total Temperature Probe
3) Ram Air (pitot Pressure)
4) ambient air (static pressure)
5) Total temperature

33
Q

CANS doppler provides what?

A

1) Continuous indications of drift angle
2) Ground speed

updates every 4 seconds

34
Q

What 3 items provide drift angle and ground speed info on legacy?

A

1) CANS doppler
2) INUs
3) GPS

35
Q

CANS radar Altimeter is good for what phases of flight and bad for what phases?

A

Good - Take, Landing, Go-Around

Bad - Low level Flight

36
Q

CANS autopilot interface uses what for attitude stabilization

A

1) C12 Compass or 2) CANS inputs

37
Q

CANS Flight director Interface provides 3 outputs?

A

1) Track Angle Error
2) Distance off Track
3) distance to go

38
Q

How are the input given to the NAV solution on legacy? what is the source?

A

NAV solution uses INU 1 and INU 2. Data sent through 1553 Bus.

39
Q

What are the HSI tolerances for the Nav Computer on Legacy?

A

1) First dot = 2 NM

2) Second dot = 4 NM

40
Q

How many C-12 Compasses are on the EC-130?

Where are the controls for these systems?

A

1) 2 C-12s

2) At the Nav’s station

41
Q

CANS use of GPS provides what information?

A

1) Position
2) Altitude
3) Speed
4) Time

42
Q

At Figure of merit 1 what is the accuracy of the GPS

A

1) 25 Meters of aircraft position

43
Q

What does CANS give inputs to?

A

1) DF
2) JTIDS
3) DMIS
4) SPEAR
5) HB systems

all via the 1533 data bus

44
Q

how long does the most accurate INU alignment take and how long does it last for?

A

1) takes 7-12 minutes

2) last up to 10 hours of flight

45
Q

how long does it take for best available true heading alignment?

A

1) 2 minutes
2) attitude is good, but performance cannot be guaranteed

  • noted degraded performance
46
Q

How long must the INUs be aligned after INS put into NAV mode

A

1) 10 Minutes.

2) must have a new heading varied by 70 - 110 degrees from the previous.

47
Q

ARC-210 radios have what frequency separation

and why is it important?

A

1) 25 and 8.33 kHz frequency

For European frequency and operations

48
Q

Where can you get information about USAF high Frequency communication systems?

A

Section B of the Flight Information Handbook

49
Q

What are the elements that make the HAVE QUICK THEORY WORK?

A

1) WOD (Word of the Day)
2) TOD (Time of the Day)
3) Net Number

50
Q

What does the WOD supply

A

1) frequency hopping rate and pattern

51
Q

What does the TOD supply

A

1) synchronization

52
Q

The net number provides what for HAVE QUICK?

A

1) interoperability, enabling multiple users to operate simultaneously, on the same WOD using the Same TOD

53
Q

How often does the TCAS system send out signals?

what mode sends the signal and what mode receives the signal?

A

1) every 10 seconds

2) The Mode S aircraft sends and other mode S aircraft sends

54
Q

At what level of flaps does the E TCAS inhibit increase climb maneuvers?

at what altitude does E TCAS inhibit increase climb maneuvers?

A

1) More than 45% of the flaps

2) FL 200

55
Q

how do you respond to RAs?

A

1) By Climbing or descending to the green arc (Legacy)

2) By climbing or descending to the VSI bar for AVP aircraft

56
Q

How long is it expected for you to respond to an RA?

A

1) 2.5 seconds

57
Q

Which has higher priority … ETCAS or GCAS?

A

1) GCAS

58
Q

Which instruments rely on the rosemount pitot static system for operation?

A

1) VVI
2) Altimeter
3) Airspeed indicator
4) autopilot
5) GPS

59
Q

What is the maximum tolerance for the two compass systems? of each other and of the actual heading?

A

1) plus or minus 2 degrees of each other

2) plus or minus 1 degree of actual heading

60
Q

Which buses can supply AC power to the legacy flight director system?

A

1) Essential and CoPilot’s Inverter Buses

61
Q

What is the radiation hazard area for the HF radio

A

1) Within 5 feet when not in STBY or off

62
Q

Which instruments rely on radar altimeter?

A

1) Nav Computer
2) GCAS
3) Autopilot
4) E-TCAS

63
Q

What Radio is considered the emergency radio?

Legacy? AVP?

A

Legacy - UHF 1

AVP - Rad 1

AC upgrade (8 decks)

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