The World Radiocommunication Conference 2007 (Geneva, WRC-07) adopted revised provisions and updated technical parameters for Appendix
30B of the Radio Regulations.
In accordance with
resolves 1 of Resolution
149, the revised Appendix
30B entered into force as of 17 November 2007.
resolves 2 of the above-mentioned Resolution, the Bureau has computed the complete reference situation of the Appendix
30B Plan and the associated List of assignments (i.e. for all test-points) as of 17 November 2007, based on the decisions of the Conference. The reference situation will be used for subsequent application of the provisions of Articles 6 and 7 of Appendix
The details of the information published by the Bureau for satellite networks subject to Appendix 30B are contained in the zipped Version 7 database below.
Appendix 30B FSS Plan Version 7 Database
Circular Letter CR/306
provides details on the production version of the software package required for the new examinations under Annexes 3 and 4 to Appendix
as instructed in Resolution
– Reference situation of the Aggregate C/I ratio on 12 May 2015 for the Plan Allotments in Appendix
– Download the complete reference situation of the Appendix
Plan at the time of 'WRC-07'
Circular Letter CR/278
). The updated reference situation is included in the latest Appendix
NOTE 4 - The following software needs to be installed in order to perform an analysis on the latest version of the Appendix
The Bureau has produced video presentations to assist administrations in using the new GIBC software package:
) shows how to perform C/I degradation analysis with respect to Appendix
Annex 4 protection criteria using GIBC-Appendix
) shows how to perform PFD and Service Area coverage analysis using GIBC Appendix
) shows how to update reference situations (AP30B#A6B and AP30B#A7).
) shows how to establish the reference situation of the examined network and store examination results, affected administrations and networks in the SNS-format AP30B database.
) shows how to view and print the Annex 4 C/I examination results