090 Communications
01 Definitions
- 090-01-01 Terms, abbreviations, Q-codes and message categories planned
02 General operating procedures
- 090-02-01 Transmitting letters, numbers and time planned
- 090-02-02 Transmission technique and standard phraseology planned
- 090-02-03 Call signs and transfer of communication planned
- 090-02-04 Radio checks, read-back and acknowledgement planned
03 Weather information (VFR)
- 090-03-01 Weather information for VFR flights planned
04 Communication failure
- 090-04-01 Communication failure planned
05 Distress and urgency
- 090-05-01 Distress and urgency procedures planned
06 VHF propagation
- 090-06-01 VHF propagation and frequency allocation planned