Performance Check FI Rating

Aeronautical Communication Officer Personnel shall have valid licence and rating for doing their duty. Validity of of Aeronautical Communication Officer rating from the date of issued is:

• 48 months
• 24 months
• 12 months
• 6 months

Ministry Decree which is regulating Personnel Licensing in compliance with Annex 1 which is regulating about air navigation personnel license and rating is

• CASR 69 (PM 14 TAHUN 2019)
• CASR 172 (PM 49 Tahun 2011)
• CASR 170 (PM 65 Tahun 2017)
• CASR 69 (PM 87 Tahun 2021)

Director General Decree which regulates licensing and rating for ACO Personnel

• MOS 69-01 (KP 287 Tahun 2015)
• MOS 69-01 (KP 166 Tahun 2020)
• AC 69-03 (KP 113 Tahun 2017)
• AC 69-03 (KP 131 Tahun 2017)

ACO Personnel who has a duty to give an recommendation letter to ACO Checker for issued ACO Rating, is called

• ACO Checker
• ACO Examiner
• ACO Supervisor
• OJT Instructor

In radiotelephony proper names, service abbreviation and words of which the spelling are doubtful, should normally

• Be spelled out in non-phonetic form
• Be transmitted slowly
• Be sent with every word twice
• Be spelled out in the radiotelephony spelling alphabet

When a station is called but is uncertain of the identification of the calling station, it should reply by transmitting the following

• Station calling ……. (station called) go ahead
• Station calling ….. (station called) say again your call sign
• Station calling ……. (station called) standby
• Station calling ….. (station called) confirm your call sign

For verification, the receiving operator to readback the message as an additional acknowledgement of receipt. In such instances, the station to which the information is readback should acknowledge the correctness of readback by transmitting

• Roger
• Out
• It call sign
• Wilco

When acknowledgement of receipt is transmitted by an aeronautical station to an aircraft station, it shall comprise

• The word “ROGER”
• The word “ROGER” followed by the identification of the aeronautical station
• The identification of the aeronautical station
• The call sign of the aircraft followed if considered necessary by the identification of the aeronautical station

If we already created NOTAM for example number B0181/11, for “Aerodrome closed due to VIP movement” and if we would like to cancel the NOTAM for return normal, the item E) to that NOTAM cancel will be

• NOTAM cancel 80181/11
• Aerodrome resumed normal operation
• Return normal operation
• Open Aerodrome

Frequency of Sentani Aeronautical Terminal Information Service is

• 128.8 MHz
• 188.8 MHz
• 119.1 MHz
• 121.8 MHz