WorksheetsSurveillance
Total questions: 40
Worksheet time: 31mins
Minimum Operational Performance Specification for Mode S Multilateration contained in the document of EUROCONTROL :
EUROCAE ED-54
EUROCAE ED-93
EUROCAE ED-117
EUROCAE ED-204
Below is the National Regulations governing ADS-B, except :
CASR Part 121
CASR Part 122
CASR Part 171
CASR Part 172
What is used by the Mode-S MSSR to accommodate non S Mode Transponders?
Fixed Transponder
Intermode
Strategy
Interlace
What is the difference between "Cooperative" and "Non cooperative" RADAR on PSR and SSR?
It’s output power
Aircraft positions
The existence of the aircraft transponder
The coverage
What is the function of the ADS-B Groundstation?
As a tool to communicate between each other using aircraft transponders
Extract the data received from the Transponder and process it into a Report target in the form of Asterix data
A place to form the information generated from the satellite then decoded to become an accurate information
As a place to process Asterix data received from the aircraft into complete target data
What is the function of Monopulse on MSSR?
To reject the reply received by the antenna sidelobes
To avoid reply generation for interrogations emitted by sidelobes
To avoid reply generation for reflected interrogations of reflectors close to the radar
To get azimuth with better precision
Supposed that there are 2 targets (A and B). When using a 12 Bit Encoder, where is in azimuth of target A located at 682.67 ACP, and target B located at 1365.33 ACP?
Target A 60° and Target B 120°
Target A 75° and Target B 150
Target A 90° and Target B 175°
Target A 120° and Target B 200°
The implementation of ADS-B where the aircraft broadcasts information on 1090 MHz frequency is called :
ADS-B Out
ADS-B In
TIS-B
FIS-B
What is the function of the ADS-B Groundstation?
As a tool to communicate between each other using aircraft transponders
Extract the data received from the Transponder and process it into a Report target in the form of Asterix data
A place to form the information generated from the satellite then decoded to become an accurate information
As a place to process Asterix data received from the aircraft into complete target data
What is the ADS-B downlink frequency?
1030 MHz
1090 MHz
1180 MHz
1080 MHz
Asterix categories used for Multilateration are
Cat 019
Cat 020
Cat 021
answers A and B are precise
One of the data differences between Asterix cat 21 version 0.23 and version 2.1 is ?
There is no difference between the two
The accuracy of version 2.1 is better than version 0.23
Target version 2.1 has a squawk number while version 0.23 does not
The data rate of version 2.1 is better than version 0.23
Below are the characteristics of ADS-B, except:
Dependents
The information obtained is the identification, range, azimuth, and altitude of an aircraft
Provides information on the azimuth of the aircraft to the ground station
Requires a navigation satellite
In Indonesia, what kind of Asterix cat 21 version mostly delivered to ATC Automation system?
version 2
version 0,23
version 1
version 1.1
Which BDS registers are containing Heading and Speed report ?
BDS 2.0
BDS 1.0
BDS 4.0
BDS 6.0
What is the function of GTC on MSSR system ?
Provides UTC time stamp data on Radar output Asterix data
Arrange level strengthening signal emitted by the Transmitter time / distance
Arrange level strengthening signal received by the Receiver against time / distance
Set the gain level Video Extractor input signal
Which Link Format are used by the interrogator's S-Mode for Obtain ICAO Address from aircraft that has S-Mode transponder ?
UF4
Intermode A with long P4
UF 11
DF21
At MSSR, when IISLS ON, what pulse that transmitted by Omni antenna?
P1 and P2
P5
P1,P2 dan P6
P2
How much the phase difference between the main lobe DIFF left sides and right side on MSSR?
90°
180°
0°
-90°
The relative time difference of transponder signals from the same aircraft received is called:
TDOA
TOA
MTTR
MTBF
Multilateration produces accurate estimation of the target using methode as follows, except :
Many MLAT sensors
MLAT reference signal
High Antenna position
Calculation Algorithm
Can several users supervise the working of an Indra MSSR System form several SLG devices at the same time ?
No, because a supervision can only be done from the master SLG
Yes, if users access using a suitable profile
Yes, the supervision can be done from any SLG and using any profile
No, because the supervision can only be done from only one SLG device
One of the components of the 'Technical Situation Display - TSD' main window are detailed target view, it used for?
shows the name of the 'Technical Situation Display' tool, and the path and the name of the loaded configuration file
contains the menus 'File', 'Map Items', 'Markings', 'Display', 'Tracks', 'Preferences', and 'Help'.
shows the ASTERIX fields that can be received for a target
shows information on the mouse pointer and on the measurement position, and the date/time
How to open GS Manager from MTSC?
Right click at the site tree panel GS symbol then click GS Manager
Double click with left mouse at the site tree panel GS Symbol
Double click with left mouse button at the TSD
A and B Correct
What is the first step to do Interrogator / UTS Fans Inspection?
Set one channel in maintenance mode and keep it switched ON
Remove the brush cable entry panel below the fans of the maintenance MEX
Check that fans (MVEX modules) are working properly in the Maintenance channel
Check that all fans are working properly
When we do power supply inspection, what is expected voltage values on TPS module?
+24V, -24V, +15V, -15V, +5V
+48V, +28V, +15V, -15V, +5V
+5V, +3,3V, +15V, -15V, +48V
+3,3V, -3,3V. -15V, +15V, +48V
what are the 3 yearly maintenance of the INDRA MSSR radar?
Labirinth greasing, changing the gearbox oil, renew greasing A.I.T.S Mechanicsy
measure transmit power, change over transmitter, changing the gearbox oil.
measure output EMU, measure output SDU, measure output SAU.
renew Encoder, Changing the gearbox oil, Labirinth greasing
Which of the following activities are part of the daily maintenance of ADS-B?
Replacing the UPS battery
Check ground station status via RCMS
Measure the VSWR of the transmission line
Check the physical condition of the transmission line and antenna
Which application on the Thales ADS-B's RCMS has functions to display the signal form of the received Downlink Format?
Technical Situation Display
Ground Station Manager
Master Technical System Control
Digital Storage Oscilloscope
How much the reflected power if VSWR = 1,5 and forward power = 2700 W ?
210 W
120 W
100 W
110 W
When do MLAT system need to update the software?
As a planned software update
When a customer requests an enhancement
Monthly as part of the system periodic maintenance
Both A and B
Wireshark capture the hexadecimal data that started by number 13, thats mean?
it is asterix data cat 19
it is asterix data cat 20
it is asterix data cat 21
it is asterix data cat 34
At the ADSB parameter page ‘ADS-B’, what is the parameter can we see?
Message count
Number of target
Obsolete targets
All Correct
What can be inspected from VR300 monitor?
Probability of detection
Maximum Radar Coverage
Power level
A and B Correct
If the power level set to level 7, how much power should measured at test point SK6?
67 dbm
65 dbm
62 dbm
32 dbm
How to make sure that the encoder replacement done well?
Radar coverage at the maximum 256 NM
Process load of TCPU is under 50%
A and C code appears at each aircraft
Azimuth of fix transponder appears at the right place as before replacement
What is the name of application that used for monitoring every ADSB status at the same network ?
MTSC
TSD
Display Manager
Replayer - RR2
How to change the display target from TSD if we want to show from cat21 edition 0.23 to cat 0.26 or other version?
Open tab Preference-Informaation-pick edition
Open tab Display-preference-interface-enable edition
Open tab Preference-Interface-enable edition
Open tab Preference-interface-display
The RU7 RO module performs what function ?
Interrogates Mode A/C, Mode S and ADS-B aircraft
Transmits its position of the GPS Receiver
Receives replies from aircraft and specially equipped vehicles
Transmits Mode A/C, Mode S and ADS-B aircraft
If an alarm appears on the PTM board, which part is likely to be damaged?
SPB3 board
GPS Antenna
AAU
A and C Correct
