Approach with Precision Radar
- ATS Services at an Airport -
• HX – No Specific Working Hours • Standard language is English • Tower – Aerodrome Control Service
• HS – Service Available During Scheduled • Standard abbreviations should be used • Ground – ATC on the Manoeuvring Area
Operational Hours • Wait 10 seconds if no reply • Delivery – Pre-Departure Clearances
• HR – Hours • Information – Flight Information Service
• HN – Sunset to Sunrise (‘Nuit’) (FIS)
• HJ – Sunrise to Sunset (‘Jour’) • Uses NATO phonetic alphabet and numbers - Other Services -
• HO – During Operating Hours • Numbers always as separate digits, except • Apron – Aircraft Guidance by the Airport
• H24 – Continuous Day and Night Service Altitudes, cloud heights, visibility’s and • Dispatch – From the Operator
• ATIS – Automatic Terminal Information RVRs may use the whole number • Callsigns shortened by removing
Service ▪ For numbers >9,999, the number of location/suffix after first call if there will be
• ACARS – Aircraft Communication Addressing thousands should be said no confusion
and Reporting System ▪ e.g 12,000ft = “One Two Thousand”
• SAR – Search and Rescue • Decimal points transmitted as ‘day-se-mal’
• CTR – Control Zone ▪ Always used when giving a frequency - Registration Number -
• STAR – Standard Instrument Arrival • All 6 digits of a frequency should be used • Full – “HB-XYJ”
• APV – Approach Procedures with Vertical • If last 2 digits are 0, these may be omitted • Abbreviated – “H-YJ” (first and last 2 letters)
Guidance • Times should use the 24-hour clock with 4 • Type/Manufacturer of aircraft may be used
• Instrument Approach – From Initial digits in UTC instead of first letter – “Citation BXYJ”
Approach Fix (IAF) or Defined Arrival Route to • Minutes only if no confusion about the hour • If this is the case, abbreviation is just the
a Point where a landing may be completed • Time checks are to the nearest half minute last 2 letters – “Citation XJ”
(and missed approach) ▪ e.g “Time Check Two Three Three Zero” - Operator + Registration Number -
• Aeronautical Station – A land station in the • Full – “FlyKeys PVMA”
aeronautical mobile service (or in some cases • Abbreviated – “FlyKeys MA”
a ship or platform at sea - ATC without Radar - - Operator + Code (i.e Flight Number) -
• Duplex – 2-way communication can be • Control – Area Control Service • Full – “Jersey 1234”
established simultaneously (Air/Ground • Approach – Arrival and Departure Control • This may NOT be abbreviated
Comms are considered 2-way duplex in Austro) Service • Full callsigns used until addressed by ATC
• Simplex – 2-way communication takes place - ATC with Radar - in abbreviated form
in one direction at a time • Radar – ATC Service • ATC may temporarily change callsign
• Departure – Departure Control Service • “Heavy” used if in heavy wake turbulence
• Arrival – Arrival Control Service category (>136,000kg) on first call –
• Director – Control Service on Final Approach “Speedbird 123 Heavy”