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Systems below 30 MHz (HF and others)

Results:159 total items.
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Contributions  Documents / Contributions
 
Number 
Received Source Title Questions
[ 59 ]  
 
2005-03-29 WP 7D   Liaison statement to Working Party 9C with copy to Working Parties 3L, 6E, 8A and 8B - Review of allocations to all services in the HF bands between 4 and 10 MHz     N/A  
[ 58 ]  
 
2005-03-21 France   Agenda item 1.13     N/A  
[ 57 ]  
 
2005-03-21 France   Usage of the HF band between 4 and 10 MHz by fixed and mobile services     N/A  
[ 56 ]  
 
2005-03-17 Australia   Use of MF and HF spectrum for disaster relief     N/A  
[ 55 ]  
 
2005-03-15 Coordinator of the Coordination Group for AI 1.13   Production of CPM text for WRC-07 Agenda item 1.13     N/A  
[ 54 ]  
 
2004-11-24 WP 6E   Liaison statement to Working Parties 3L, 7D, 8A, 8B and 9C regarding WRC-07 Agenda item 1.13     N/A  
[ 53 ]  
 
2004-11-23 WP 6E   Liaison statement to WPs 8A and 9C (information copy to WP 8B) - Clarification of HFBC schedule planning data/statistics indicating a need for additional spectrum allocations in the band 4-10 MHz     N/A  
[ 52 ]  
 
2004-11-16 WP 3L   Liaison statement to WP 9C - Information relevant in the future revision of Recommendation ITU-R F.1487     N/A  
[ 51 ]  
 
2004-10-20 WP 1A   Liaison statement to WPs 3L, 6E, 7A, 7D, 8A, 8B and 9C - Impact of cable and power line telecommunications systems on radiocommunications systems operating in the LF, MF, HF and VHF bands below 80 MHz     N/A  
[ 50 ]  
+Ann.1-10 
2004-10-01 Chairman, WP 9C   Report on the meeting of Working Party 9C, Geneva, 23-29 September 2004     N/A  
[ 49 ]  
 
2004-09-28 Director, BR   Final List of Participants - Working Party 9C     N/A  
[ 48 ]  
 
2004-09-22 BR Study Group Department   List of documents issued     N/A  
[ 47 ]  
 
2004-09-21 ITU-R SG 2   Liaison statement to WP 9C - Supplement to ITU-R Handbook on frequency adaptive communication systems and networks in MF/HF bands     N/A  
[ 46 ]  
 
2004-09-17 WP 8A   Liaison statement to WPs 8B and 9C regarding draft CPM text for WRC-07 Agenda item 1.15     N/A  
[ 45 ]  
 
2004-09-17 WP 8A   Liaison statement to WPs 6E, 8B and 9C regarding Agenda item 1.13     N/A  
[ 44 ]  
 
2004-09-16 Chairman, WP 3L   Liaison statement to WP 9C (Copy to WP 6E for information) - Ionospheric parameters in connection with modelling approaches in support of adaptive HF communication systems in the fixed service     N/A  
[ 43 ]  
 
2004-09-15 United Kingdom of Great Britain and Northern Ireland   Optimising spectrum use by the fixed and land mobile services in the HF bands     N/A  
[ 42 ]  
 
2004-09-15 Brazil (Federative Republic of)   Spectrum usages statistics for 4 000-9 995 kHz band in Brazil     N/A  
[ 41 ]  
 
2004-09-15 United States of America   Working document toward a preliminary draft new Recommendation - Characteristics of frequency adaptive communications sytems in the MF/HF bands     205/9, 147/9  
[ 40 ]  
 
2004-09-15 United States of America   Working document toward a preliminary draft new Recommendation and draft element of CPM text - Characteristics of high frequency (HF) electronic messaging communications systems     N/A  
[ 39 ]  
 
2004-09-14 United States of America   Working document toward CPM text - Characterization of United States spectrum usage and typical parameters in the HF fixed bands between 4 MHz and 10 MHz     N/A  
[ 38 ]  
 
2004-09-14 United States of America   Draft Liaison statement to WP 6E (Information copies to WP 8A and WP 8B) - Request for clarification of HFBC schedule planning data/statistics indicating a need for additional spectrum allocations in the band 4-10 MHz     N/A  
[ 37 ]  
 
2004-09-14 United States of America   Situational use of the HF spectrum     N/A  
[ 36 ]  
 
2004-09-14 United States of America   WRC-07 Agenda item 1.13 - Draft CPM text     N/A  
[ 35 ]  
 
2004-09-14 Japan   Draft modification of Recommendation ITU-R F.240-6 - Signal-to-interference protection ratios for various classes of emission in the fixed service below about 30 MHz     143/9  
Results:159 total items.
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