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SERVICES |
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The Maastricht Upper Area Control Centre (EDYY) offers data-link services on a 24/7 basis to all aircraft equipped with the appropriate CPDLC avionics CPDLC avionics in the upper airspace (above FL 245) of:
- the Brussels Upper Flight Information Region (EBUR UIR),
- the Hannover Upper Flight Information Region (EDVV UIR), and
- the Amsterdam Flight Information Region (EHAA FIR).
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The following messages are exchanged by data link with the Maastricht Upper Area Control Centre:
- Frequency changes
- Climb/descent clearances
- Direct clearances
- Turns and headings
- SSR instructions
- Replies to aircrew requests
- Microphone checks
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Over 50% of messages do not require any voice read-back. However, for safety reasons, flight profile changes do still require voice read-back for the time being.
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Last validation: 08/12/2008
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