Tnav Flashcards

1
Q

How many satellites can each MMR/EGI track?

A

12

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2
Q

Which components does the MRI/EGI use information from to estimate the aircraft state?

A

INU, GPS, DRVS Doppler , HADS, and the MP

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3
Q

From which page is the manual primary INU selection made?

A

TSD- UTIL

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4
Q

What is the function of the DRVS in the NAV system?

A

The Doppler is used purely as a velocity sensor and does not provide in any way a NAV capability of its own

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5
Q

When does the altitude lo audio activate

A

Based on altitude lo setting,
1-10 ft audio upon reaching altitude
11-999 ft at 10% below setting
1000-20,000 ft audio at 100 ft below

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6
Q

Which page should you select in order to set hi & lo altitude?

A

Flight set

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7
Q

How does the Doppler calculate radar altimeter setting?

A

Provides aircraft referenced ground velocities

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8
Q

What does the TSD stand for and what is its purpose?

A

Correlates navigation and battle management (attack) information on a single display

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9
Q

The TSD correlates what two types of information on a single display?

A

nav and battle management (atk)

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10
Q

What do the boxed selections indicate when the NAV and ATK SHOW pages are initially selected?

A

Default settings

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11
Q

Which show pages have separate NAV and ATK selections?

A

Top level show, coord show

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12
Q

The EGI’s position confidence value on the TSD UTIL page provides what?

A

A 95% radial error estimate, in meters, of how good the EGI’s present position is

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13
Q

Which page displays the EGI satellite tracking information to the aircrew?

A

TSD- UTIL

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14
Q

Name the two ways the crew can get to the abbreviations page

A

TSD - UTIL then abr
TSD - POINT then abr

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15
Q

Can the NAV Fly to cue be turned off on the flight page?

A

No, only selectable for the HDU

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16
Q

What page can the crew go to in order to remove the NAV Fly-to cue from the HDU?

A

TSD- SHOW- HMD SHOW- deselect

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17
Q

What are the satellite tracking options & Doppler info for the EGI’s?

A

P: # correlated precision satellites each EGI is tracking
S: # standard satellites
N: # non - correlated satellites
D: check mark indicated EGI is using Doppler

18
Q

HAE

A

Height above ellipsoid
The mean altitudes around the earth to create an average earth height at any given point

19
Q

what are the types of user points, and what slots do they fill?

A

waypoints & hazards: 1-50
control measures: 51-99
Shared area: 100-950 (can be split into 8 sections for the 8 primary members)
targets 951-1000 (numbered starting at T01)

20
Q

The TSD pop-up menu will be opened by selecting what type of points?

A

waypoints, hazards, control measures, targets, SA icons, DAFIF icons

21
Q

SA information arrives via what?

A

IDM through blue force tracker

22
Q

in order to receive SA icons what are the two criteria?

A

Must be logged in AND tuned into Tactical Internet

23
Q

what selections can freeze the map?

A

BAM, CAQ, FRZ (and PAN)

24
Q

what information is displayed in the next WP status window?

A

Fly-to point name, distance to fly-to, ground speed, time till arrival based on current ground speed

25
Q

What types of map options does the TYPE button present?

A

DIG, TAC CHART, SAT, CIV CHART, STICK(always available)

26
Q

What is DTED? and what are the levels?

A

Digital terrain elevation data
0: 1km apart
1: 100m apart
2: 30m apart

27
Q

When GRID lines button is on, what is the number in the top right corner?

A

Grid status window displays the size of each grid

28
Q

3 types of orientation, and which is default

A

Track up- default
Heading up
North up

29
Q

What does the gray screen with black cross pattern area of the map indicate?

A

Map not available, no map is loaded on the RMM

30
Q

The add button allows what type of points to be created?

A

Wp, hz, cm, tg, mk (user points)

31
Q

After adding a point, what does pressing IDENT do?

A

Further defines the version of each type, can add additional information
Abr, free text, location, altitude

32
Q

If no additional information is added using IDENT what is the default altitude and location?

A

Altitude: DTED information, if no DTED info present, then based on PP
Present position

33
Q

What types of points can be stored?

A

Wp, hz, cm, tg, mk

34
Q

What is an identifier?

A

Two letter from abbreviations page that will further identify a coordinate point beyond type

35
Q

What process allows the crewmember to change the IDENT as desired?

A

EDIT

36
Q

Three methods to complete waypoint store must be initiated from which page?

A

TSD, POINT, STORE,TYPE WP

37
Q

If no information is entered via the keyboard when creating or editing a point, what info will be entered?

A

What ever info is displayed at the L1 is automatically accepted by the database

38
Q

How many points and what type of points can a route hold?

A

May contain up to 400 points made of WP, HZ, CM, TG, DAFIF

39
Q

What is the ADD button used for?

A

To add an existing point, to a route

40
Q

How is the RTM page accessed?

A

Through RTE, RTM

41
Q

How should points be inserted into a rte?

A

Select Add on rte page
Select ‘in front of’ location for point
Select the point

42
Q

WPT APPROACH will display on the UFD under what conditions?

A

1 min out based on current ground speed with neither crew station displaying a TSD. Selecting the TSD after the message is displayed will clear the message