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ITU-R WP9C

Systems below 30 MHz (HF and others)

Results:49 total items.
Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 49 ]  
 
Liaison statement to WPs 8A, 8B and 9C - Sharing study between digital broadcasting and the aeronautical radionavigation, fixed and mobile services     TG 6/7     2002-09-30
[ 48 ]  
 
Liaison statement to WPs 1A, 7D, 8A, 8B, 9C and TG 6/7 - Response to Liaison statement to WP 6E and TG 6/7 concerning compatibility between radiocommunication systems and high data telecommunication systems using electricity power supply or telephone distributing wiring (ITU-R Q. 221/1)     WP 6E   221/1, 32/6   2002-09-06
[ 47 ]  
 
Use of out-of-band and spurious domains     WP 1A     2002-08-06
[ 46 ]  
 
Liaison statement to TG 6/7 and WP 9C concerning HF propagation prediction methods     WP 3L     2000-09-26
[ 45 ]  
 
Liaison statement to WP 9C - Information on optimum operation of HF ALE systems     WP 3L     2000-09-26
[ 44 ]  
 
Liaison statement from WP 3L - Prediction method for adaptive HF system planning and operation     WP 3L     2000-09-26
[ 43 ]  
 
Liaison statement to Working Parties 6E and 9C - WRC-03 Agenda item 1.23     WP 8A     2000-09-26
[ 42 ]  
 
Report of Working Party 9C meeting - Geneva, 10-12 April 2002     Chairman, WP 9C     2000-09-26
[ 41 ]  
 
Liaison from WP 4A     WP 4A     2000-09-26
[ 40 ]  
 
Responding to the liaison statements from Working Party 8a and Working Party 6E concerning the draft CPM texts for Agnda Items 1.23 and 1.36     United Kingdom of Great Britain and Northern Ireland     2000-09-26
[ 39 ]  
 
List of documents issued     BRSGD     2000-09-26
[ 38 ]  
 
Update to preliminary draft new Recommendation - Prediction methods for adaptive HF System planning and operation     United States of America     2000-09-26
[ 37 ]  
 
Contribution to the Adaptive HF Systems and Networks Handbook     United States of America     2000-09-26
[ 36 ]  
 
Preliminary response to liaison statement 9C/TEMP/10 - Characteristics of amateur systems in studies related to WRC-03 Agenda Item 1.23     United States of America     2000-09-26
[ 35 ]  
 
Elements for a liaison statement to WP 8A concerning draft CPM text for agenda item 1.23     Canada     2000-09-26
[ 34 ]  
 
Liaison statement to WP 8A and WP 9C (WRC-03 Agenda item 1.36)     WP 6E     2000-09-26
[ 33 ]  
 
Liaison statement to Working Party 8A (copy to Working Party 9C)     WP 6E     2000-09-26
[ 32 ]  
 
Draft Handbook - Frequency adaptive communication systems and networks in the MF/HF bands     Australia     2000-09-26
[ 31 ]  
 
Liaison statement to WPs 8A, 8B and 9C - Request of information to develop sharing methods that apply between digital broadcasting and the aeronautical radionavigation, fixed and mobile services     TG 6/7     2000-09-26
[ 30 ]  
 
Proposals on WRC-03 Agenda item 1.23     Asia-Pacific Broadcasting Union (ABU)     2000-09-26
[ 29 ]  
 
Liaison statement to Working Party 9C - Prediction method for adaptive HF system planning and operation     Chairman, WP 3L     2000-09-26
[ 28 ]  
 
Liaison to WPs 1C, 4A, 6S, 7B, 7C, 7D, 8B, 8D, 9B, 9C and 9D     TG 1/7     2000-09-26
[ 27 ]  
 
Report of Working Party 9C meeting (Geneva, 8-10 October 2001)     Chairman, WP 9C     2000-09-26
[ 26 ]  
 
Liaison statement to Working Parties 6E, 8B and 9C     WP 8A     2000-09-26
[ 25 ]  
 
List of documents issued     BRSGD     2000-09-26
[ 24 ]  
+Corr.1(Rev.1) 
Liaison statement to Working Party 8A (copy to Working Parties 8B and 9C)     WP 6E     2000-09-26
[ 23 ]  
+Add.1 
Frequency adaptive communication systems and networks in the MF/HF bands     Chairman, Handbook Group     2000-09-26
[ 22 ]  
 
Studies related to WRC-03 agenda item 1.23     Canada     2000-09-26
[ 21 ]  
 
Trends in the occupancy of HF bands primarily allocated to the fixed and mobile services     United Kingdom of Great Britain and Northern Ireland     2000-09-26
[ 20 ]  
 
Information document on subjects of agenda item 1.36 of WRC-03     Brazil (Federative Republic of)     2000-09-26
[ 19 ]  
 
New Recommendations in the ITU-R SM series of interest for Study Group 9 Working Parties     BR Secretariat     2000-09-26
[ 18 ]  
 
Preliminary draft new Recommendation ITU-R F.[HF.Engineering] - HF fixed service radio system engineering     Chairman, WP 9C     2000-09-26
[ 17 ]  
 
Liaison statement to Working Party 9C concerning prediction method for Adaptive-HF system plannning and operation     Chairman, WP 3L     2000-09-26
[ 16 ]  
 
Liaison statement to WP 6E (copy to WP 9C) - Studies related to WRC-03 Agenda item 1.23     WP 8A     2000-09-26
[ 15 ]  
 
Liaison statement to WPs 8A, 8B and 9C - Sharing methods that apply between digital broadcasting and the aeronautical radionavigation, fixed and mobile services     TG 6/7     2000-09-26
[ 14 ]  
 
Liaison statement to Working Parties 4A, 6E, 6S, 7C, 7D, 8A, 8B, 8D, 8F, 9B, 9C and 9D - Rapporteur's Group on WRC-03 agenda item 1.8.1     SG 1     2000-09-26
[ 13 ]  
 
Liaison statement to Working Parties 4A, 4B, 6E, 6S, 7C, 7D, 8A, 8B, 8D, 8F, 9B, 9C, and 9D - Four Draft Recommendations on unwanted emissions and new definitions     SG 1     2000-09-26
[ 12 ]  
 
Liaison statement to Working Parties 6E and 9C - Consideration of the harmonization of the amateur sevices allocations around 7 MHz     WP 8A     2000-09-26
[ 11 ]  
 
Report of Working Party 9C (Geneva, 26-27 September 2000)     Chairman, WP 9C     2000-09-26
[ 10 ]  
 
List of documents issued     BRSGD     2000-09-26
[ 9 ]  
 
Consideration of the structure of ITU-R Study Group 9     Canada     2000-09-26
[ 8 ]  
 
Draft Handbook - Frequency adaptive communication systems and networks in the MF/HF bands     United Kingdom of Great Britain and Northern Ireland     2000-09-26
[ 7 ]  
 
Proposed preliminary draft new Recommendation [Adaptive-HF] - Prediction method for adaptive HF system planning and operation     United States of America     2000-09-26
[ 6 ]  
 
Review of Study Group 9 Questions for applicability of the provisional alternate approval procedure     United States of America     2000-09-26
[ 5 ]  
 
Questions identified as suitable for approval by the alternative procedure according to Resolution ITU-R 45     Chairman, SG 9     2000-09-26
[ 4 ]  
 
Questions to be brought to the attention of Study Group 9 Working Parties     Chairman, SG 9     2000-09-26
[ 3 ]  
 
Updating of certain maintained Recommendations in Section 9E     Chairman, WP 9C     2000-09-26
[ 2 ]  
+Add.1 
Additional Report to the next Working Party 9C meeting (26-27 September 2000)     Chairman, WP 9C     2000-09-26
[ 1 ]  
 
Documents to be carried forward to the next study period (2000-2002)     BR Secretariat     2000-09-26
Results:49 total items.
 
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