Page 366 - PPL BEG-engelsk

Communication

4.10.4.2 Route- specific alerting service ....................................................... 411

4.10.4.3 Restricted area ............................................................................... 414

4.10.5 Arrival procedure and traffic circuit.......................................................415

4.10.5.1 Traffic circuit .................................................................................. 415
4.10.5.2 Approach procedures AFIS, Radio and TWR airports ....................... 415

4.11 Radio error........................................................................................... . 417

4.11.1 Legal text regarding radio failure ..........................................................418

4.11.2 Observation of radio faults and accompanying procedures ...................419

4.11.2.1 How to observe radio faults ............................................................. 419
4.11.2.2 Your procedures and phraseology in case of radio faults .................. 419

4.11.2.3 Ground station procedures in case of radio faults ............................ 420

4.11.3 Forwarding messages ............................................................................421

4.12 Priority of messages – order of priority ................................................ . 422

4.12.1 Distress messages .................................................................................422

4.12.1.1 Radio silence and cancellation of radio silence ................................. 424
4.12.1.2 Transponder setting ......................................................................... 425

4.12.2 Urgency messages ................................................................................425

4.12.2.1 Phraseology in the event of an engine failure................................... 425

4.12.3 Messages regarding bearings ................................................................427
4.12.3.1 Accuracy of bearings ........................................................................ 428

4.12.3.2 QDM, QDR, QTE, QUJ ....................................................................... 428

4.12.4 Messages regarding flight safety ...........................................................429

4.12.5 Meteorological messages ......................................................................429

4.12.6 Messages regarding the regularity of flights ..........................................429

4.13 Tecnical topics ..................................................................................... . 430

4.13.1 Frequency and wavelength ...................................................................431
4.13.2 Waveforms and modulation ..................................................................433

4.13.2.1 N0N ................................................................................................. 433

4.13.2.2 A1A.................................................................................................. 433

4.13.2.3 A2A and low-frequency tone ........................................................... 433
4.13.2.4 A3E .................................................................................................. 434

4.13.2.5 F3E / FM .......................................................................................... 434

Flight Theory PPL(A)(UL)/LAPL Henning Andersen, Midtjysk Flyveskole© marts 2026 366