062.02 RADIO AIDS

Question 1

On an RMI the front end of a VOR pointer indicates the (…)​.

Answer 1

On an RMI the front end of a VOR pointer indicates the (radial plus 180°).

Question 2

For a CAT IIIB ILS, the DH is (…) ft and the min. RVR is (…)​ m.

Answer 2

For a CAT IIIB ILS, the DH is (less than 50 or no DH) ft and the min. RVR is (less than 200 but no less than 75) m.

Question 3

Every 10 kts decrease in ground speed on a 3° ILS glide path, will require an approximate (increase/decrease) in the aircraft’s ROD of (50/100)​ ft/min.

Answer 3

Every 10 kts decrease in ground speed on a 3° ILS glide path, will require an approximate (decrease) in the aircraft’s ROD of (50) ft/min.

Question 4

The VDF class C bearing is accurate to withing +/- (…)°.

Answer 4

The VDF class C bearing is accurate to withing +/- (10)°.

- 2(a) • 5(b) = 10(c) -

Question 5

The allocated frequencies for NDB are (… - …) kHz.

Answer 5

The allocated frequencies for NDB are (190 - 1750) kHz.

Question 6

The airborne equipment required to be fitted in order that a VDF let-down may be flown is (…)​.

Answer 6

The airborne equipment required to be fitted in order that a VDF let-down may be flown is (VHF transmitter-receiver).

Question 7

For a CAT II ILS, the DH is (…) ft and the min. RVR is (…)​ m.

Answer 7

For a CAT II ILS, the DH is (less than 200 but more than 100) ft and the min. RVR is (300) m.

Question 8

Range errors indicated by DME ‘N’ should not exceed +/- (…) NM plus (…)​% of the distance measured.

Answer 8

Range errors indicated by DME ‘N’ should not exceed +/- (0.25) NM plus (1.25)% of the distance measured.

Question 9

The three sectors for holding entry are:

• Sector 1: (…)
• Sector 2: (…)
• Sector 3: (…)

The sectors that can be used for DME are sectors (…).

Answer 9

The three sectors for holding entry are:

• Sector 1: (parallel)
• Sector 2: (offset)
• Sector 3: (direct)

The sectors that can be used for DME are sectors (1 and 3).

Question 10

ILS Facility Performances:

• CAT I - Guidance until (…) ft
• CAT II - Guidance until (…) ft
• CAT III - Guidance until RWY

Answer 10

ILS Facility Performances:

• CAT I - Guidance until (200) ft
• CAT II - Guidance until (50) ft
• CAT III - Guidance until RWY

Question 11

For a CAT IIIA ILS, the DH is (…) ft and the min. RVR is (…)​ m.

Answer 11

For a CAT IIIA ILS, the DH is (less than 50 or no DH) ft and the min. RVR is (200) m.

Question 12

BFO selection will make the (modulation tone/carrier wave)​ audible. This is done using N0N (A1A/A2A) transmissions.

Answer 12

BFO selection will make the (carrier wave) audible. This is done using N0N (A1A) ​transmissions.

Question 13

Outer marker:

• Colour: (…)
• Code: (…) per sec.
• Tone pitch: (…) Hz
• Distance from threshold: (…) NM

Answer 13

Outer marker:

• Colour: (blue)
• Code: (2 dashes) per sec.
• Tone pitch: (400) Hz
• Distance from threshold: (4-7) NM

Question 14

The type of modulation used for the ILS frequency carrier is (…)​ modulation.

Answer 14

The type of modulation used for the ILS frequency carrier is (amplitude) modulation.

Question 15

The indication of a FROM / TO indicator of a CDI will shift from TO / FROM (and vice versa) when the vallue difference between the selected course and the measured radioal passes (…)° ​in either direction.

Answer 15

The indication of a FROM / TO indicator of a CDI will shift from TO / FROM (and vice versa) when the vallue difference between the selected course and the measured radioal passes (90)° in either direction.

Question 16

The VDF class A bearing is accurate to withing +/- (…)°.

Answer 16

The VDF class A bearing is accurate to withing +/- (2)°.

- 2(a) • 5(b) = 10(c) -

Question 17

The design requirements for DME-P (equipment certified after 1 January 1989) stipulates that the total system error should not exceed (…) ​NM.

Answer 17

The design requirements for DME-P (equipment certified after 1 January 1989) stipulates that the total system error should not exceed (0.2) NM.

Question 18

For a CAT I ILS, the DH is (…) ft and the min. RVR is (…)​ m.

Answer 18

For a CAT I ILS, the DH is (minimum 200) ft and the min. RVR is (550) m.

Question 19

An en-route DME and VOR that have the same Morse code identification are associated and are within (100/600/2000)​ ft of each other.

Answer 19

An en-route DME and VOR that have the same Morse code identification are associated and are within (2000) ft of each other.

Question 20

Mountain effect is caused by (…)​. It can concern (VOR/NDB/VOR and NDB)​.

Answer 20

Mountain effect is caused by (reflection). It can concern (VOR and NDB).

Question 21

A terminal DME and VOR that have the same Morse code identification are associated and are within (100/600/2000)​ ft of each other.

Answer 21

A terminal DME and VOR that have the same Morse code identification are associated and are within (100) ft of each other.

Question 22

Inner marker:

• Colour: (…)
• Code: (…) per sec.
• Tone pitch: (…) Hz
• Distance from threshold: (…) NM

Answer 22

Inner marker:

• Colour: (white)
• Code: (6 dots) per sec.
• Tone pitch: (3000) Hz
• Distance from threshold: (0.1) NM

Question 23

Night effect is a phenomenon that affects NDB signals at night, caused by Sky Waves being reflected back from the ionosphere. This happens because at night the (…)layer in the ionosphere disappears and the signals reach the(… and …) layers which reflect them back.

Answer 23

Night effect is a phenomenon that affects NDB signals at night, caused by Sky Waves being reflected back from the ionosphere. This happens because at night the (D)layer in the ionosphere disappears and the signals reach the(E and F) layers which reflect them back.

Question 24

The scanning beam of the MLS is called (Angle/Phase/Time/Frequency) Reference Scanning Beam.

Answer 24

The scanning beam of the MLS is called (Time) Reference Scanning Beam (TRSB).

Question 25

With regard to the range of NDB’s and the accuracy of the bearings they provide can be stated that in general at night the range (increases/decreases) and the accuracy (increases/decreases)​.

Answer 25

With regard to the range of NDB’s and the accuracy of the bearings they provide can be stated that in general at night the range (increases) and the accuracy (decreases).

Question 26

Full defelction on a glide slope indicator indicates that the aircraft is (…)°​ avobe or below the correct glide path.

Answer 26

Full defelction on a glide slope indicator indicates that the aircraft is (0.7)° avobe or below the correct glide path.

Question 27

DME range measurement is initiated by the (interrogator/transponder) (on the ground/in the aircraft).

Answer 27

DME range measurement is initiated by the (interrogator) (in the aircraft).

Question 28

Frequency range of a VOR receiver is 108 - (…) ​MHz.

Answer 28

Frequency range of a VOR receiver is 108 - (117.95) MHz.

Question 29

With regard to the monitoring of a VOR, the monitor will remove the identification or switch off the VOR transmitter if there is a change of measured bearing greater than (0.5/1/1.5/2)°​.

Answer 29

With regard to the monitoring of a VOR, the monitor will remove the identification or switch off the VOR transmitter if there is a change of measured bearing greater than (1)°.

Question 30

A VOT is a (terminal/trial/test/tracking)​ VOR.

Answer 30

A VOT is a (test) VOR.

Question 31

The MLS ground base equipment consists of (combined/seperate) azimuth and elevation transmitters and a (VOR/NDB/DME)​ facility.

Answer 31

The MLS ground base equipment consists of (seperate) azimuth and elevation transmitters and a (DME) facility.

Question 32

Middle marker:

• Colour: (…)
• Code: (…) per sec.
• Tone pitch: (…) Hz
• Distance from threshold: (…) NM

Answer 32

Middle marker:

• Colour: (yellow)
• Code: (alternating dots and dashes).
• Tone pitch: (1300) Hz
• Distance from threshold: (0.5) NM

Question 33

For a CAT IIIC ILS, the DH is (…) ft and the min. RVR is (…)​ m.

Answer 33

For a CAT IIIC ILS, the DH is (no DH)​ and the min. RVR is (no RVR limitation).

Question 34

Describe the 1:60 method.

Answer 34

Height = glideslope in ° • 100 • distance in NM

Question 35

A pilot flying an NDB approach must achieve a tracking accuracy of within +/- (…)° of the published approach track.

Answer 35

A pilot flying an NDB approach must achieve a tracking accuracy of within +/- (5)° of the published approach track.

Question 36

Full scale deflection for an ILS is (…)°and for a VOR(…)°​.

Answer 36

Full scale deflection for an ILS is (2.5)°and for a VOR(10)°.

Question 37

The Doppler effect is used to create a signal which is received by the aircraft’s VOR-receiver as a(n) (amplitude/frequency)​ modulated signal.

Answer 37

The Doppler effect is used to create a signal which is received by the aircraft’s VOR-receiver as a(n) (frequency) modulated signal.

Question 38

A locator is a (low/high) powered beacon and typically has a range of 10 - (25/200)​ NM.

Answer 38

A locator is a (low) powered beacon and typically has a range of 10 - (25) NM.

Question 39

The frequency range for Terminal VORs and ILS is (…). TVORs are confined to(odd/even)decimals, while ILSs are confined to(odd/even)decimals. En-route VORs use frequencies(…).

Answer 39

The frequency range for Terminal VORs and ILS is (108 - 111.975 (≈112) ). TVORs are confined to (even) decimals, while ILSs are confined to (odd) decimals. En-route VORs use frequencies (112-117.975 (≈118) ).

Question 40

The localiser antenna radiates two overlapping lobes of radio energy on the same carrier frequency (VHF) but carrying different amplitude-modulations; 150 Hz (left/right) lobe and 90 Hz (left/right) ​lobe.

Answer 40

The localiser antenna radiates two overlapping lobes of radio energy on the same carrier frequency (VHF) but carrying different amplitude-modulations; 150 Hz (right) lobe and 90 Hz (left) lobe.

Question 41

The VDF class B bearing is accurate to withing +/- (…)°.

Answer 41

The VDF class B bearing is accurate to withing +/- (5)°.

- 2(a) • 5(b) = 10(c) -

Question 42

MLS operates in the (…) frequency band, (200/300) kHz frequency separation giving (100/150/200)​ available channels.

Answer 42

MLS operates in the (SHF) frequency band, (300) kHz frequency separation giving (200) available channels.

Question 43

Glidepath vertical coverage is from (…) • θ to (…) • θ

Horizontal coverage extending in aziumth +/- (…)° of then extended centerline out to a range of (…) NM.

Answer 43

Glidepath vertical coverage is from (0.45) • θ to (1.75) • θ

Horizontal coverage extending in aziumth +/- (8)° of then extended centerline out to a range of (10) NM.

Question 44

An aircraft is considered to be established when it is within (full/half full) scale deflection for the ILS and VOR and within +/- (…)°​ of the required bearing for the NDB.

Answer 44

An aircraft is considered to be established when it is within (half full) scale deflection for the ILS and VOR and within +/- (5)° of the required bearing for the NDB.

Question 45

For two aircraft located on (arbitrary) different radials but at the same distance from a VOR-station, at a certain moment of time the phase of the reference signals are (equal/unequal) and the phase of the variable signals are (equal/unequal).

Answer 45

For two aircraft located on (arbitrary) different radials but at the same distance from a VOR-station, at a certain moment of time the phase of the reference signals are (equal) and the phase of the variable signals are (unequal).

Question 46

For two aircraft located on the same radial but at (arbitrary) different distances from a VOR-station, at a certain moment of time the phase of the reference signals are (equal/unequal) and the phase of the variable signals are (equal/unequal)​.

Answer 46

For two aircraft located on the same radial but at (arbitrary) different distances from a VOR-station, at a certain moment of time the phase of the reference signals are (unequal) and the phase of the variable signals are (unequal).

Question 47

MLS installations notified for operation provide azimuth coverage of +/- (20/40)° about the nominal courseline out to a range of (10/20/30)​ NM.

Answer 47

MLS installations notified for operation provide azimuth coverage of +/- (40)° about the nominal courseline out to a range of (20) NM.

Question 48

Locarlizer coverage is from the center of the localiser aerial out to a distance of 17 NM within +/- (…)° and to 25 NM within +/- (…)°​.

Answer 48

Locarlizer coverage is from the center of the localiser aerial out to a distance of 17 NM within +/- (35)° and to 25 NM within +/- (10)°.

Question 49

DME operates within an allocated frequency spread (…) ​MHz (in the UHF band).

Answer 49

DME operates within an allocated frequency spread (960 - 1215) MHz (in the UHF band).