Select or deselect this item |  | WP1 | Robert Witzen | Handbook on Radio Frequency Spectrum Requirements Part II - Frequency assignment planning criteria for aeronautical communication and navigation systems | - |
Select or deselect this item | | WP2 | Robert Witzen | Review of frequency assignment planning criteria for VHF COM ssystems | - |
Select or deselect this item | | WP3 | Robert Witzen | Annex 10, Volume V, Chapter 4 - Utilization of frequencies above 30 MHz Original text for VHF COM systems | - |
Select or deselect this item | | WP4 | Robert Witzen | Proposed amendments to Annex 10, Volume V, Chapter 4 Frequency assignment planning for VHF communication systems | |