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Aircraft Communication Systems (Over-the-air Communication (Terrestrial…

- - - - VHF COM
        
        Pilot Boomset
        
        Audio Control Panel
        
        Line Replacable Unit
        
        VHF COM Antenna
        
        Top and bottom of fuselage
        
        EE-bay
        
        BITE can be activated by CMC or Front panel test switch
      - HF COM
        
        Standby communication Link
        
        voice communication over oceans and in remote area
        
        2MHz to 29.999Mhz
        
        longer distance communication capability
        
        2 set of HFCOM
        
        antenna on leading edge of vertical stabiliser
        
        HF COM COUPLERS
        
        transmit interlock for HF couplers
        
        BITE test both transceiver and coupler
      - Resolves overhearing over VHF or HF links
      - Rides on VHF OR HF channels 312.6Hz to 1479.1Hz
- - - - Air Traffic Control (ATC)
      - Aeronautical Operation Control (AOC)
      - Airline Administrative Control (AAC)
      - Messages compliant to ARINC 618 Standard
  - - - Cabin Crew - Pilot Calls
      - Cabin Crew - Cabin Crew Calls
      - Within aircraft cabin comm, including PA
      - Allows simultaneous calls or conference calls
      - PRORITY
        
        Priority systems controlled by the Interphone System Switching/Controller Unit
        
        Cabin Interphone System Priority
        -Emergency Calls
        -Call from Flight Deck
        -Call from Attendant Station to all stations (including Flight Deck)
        -Call from Attendant Station to another Attendant Station
    - - from/within cockpit (except to cabin stations)
      - Types of calls:
        -Pilot > Pilot Calls
        -Pilot > Ground Service Calls
    - - Communication from service & maintenance areas
      - Types of calls:
        Ground Service - Pilot calls
        Ground Service - Ground Service calls
        Ground Service - Cabin Crew calls