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Systems below 30 MHz (HF and others)

Results:159 total items.
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Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 59 ]  
 
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     WP 7D     2005-03-29
[ 58 ]  
 
Agenda item 1.13     France     2005-03-21
[ 57 ]  
 
Usage of the HF band between 4 and 10 MHz by fixed and mobile services     France     2005-03-21
[ 56 ]  
 
Use of MF and HF spectrum for disaster relief     Australia     2005-03-17
[ 55 ]  
 
Production of CPM text for WRC-07 Agenda item 1.13     Coordinator of the Coordination Group for AI 1.13     2005-03-15
[ 54 ]  
 
Liaison statement to Working Parties 3L, 7D, 8A, 8B and 9C regarding WRC-07 Agenda item 1.13     WP 6E     2004-11-24
[ 53 ]  
 
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     WP 6E     2004-11-23
[ 52 ]  
 
Liaison statement to WP 9C - Information relevant in the future revision of Recommendation ITU-R F.1487     WP 3L     2004-11-16
[ 51 ]  
 
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     WP 1A     2004-10-20
[ 50 ]  
+Ann.1-10 
Report on the meeting of Working Party 9C, Geneva, 23-29 September 2004     Chairman, WP 9C     2004-10-01
[ 49 ]  
 
Final List of Participants - Working Party 9C     Director, BR     2004-09-28
[ 48 ]  
 
List of documents issued     BR Study Group Department     2004-09-22
[ 47 ]  
 
Liaison statement to WP 9C - Supplement to ITU-R Handbook on frequency adaptive communication systems and networks in MF/HF bands     ITU-R SG 2     2004-09-21
[ 46 ]  
 
Liaison statement to WPs 8B and 9C regarding draft CPM text for WRC-07 Agenda item 1.15     WP 8A     2004-09-17
[ 45 ]  
 
Liaison statement to WPs 6E, 8B and 9C regarding Agenda item 1.13     WP 8A     2004-09-17
[ 44 ]  
 
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     Chairman, WP 3L     2004-09-16
[ 43 ]  
 
Optimising spectrum use by the fixed and land mobile services in the HF bands     United Kingdom of Great Britain and Northern Ireland     2004-09-15
[ 42 ]  
 
Spectrum usages statistics for 4 000-9 995 kHz band in Brazil     Brazil (Federative Republic of)     2004-09-15
[ 41 ]  
 
Working document toward a preliminary draft new Recommendation - Characteristics of frequency adaptive communications sytems in the MF/HF bands     United States of America   205/9, 147/9   2004-09-15
[ 40 ]  
 
Working document toward a preliminary draft new Recommendation and draft element of CPM text - Characteristics of high frequency (HF) electronic messaging communications systems     United States of America     2004-09-15
[ 39 ]  
 
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     United States of America     2004-09-14
[ 38 ]  
 
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     United States of America     2004-09-14
[ 37 ]  
 
Situational use of the HF spectrum     United States of America     2004-09-14
[ 36 ]  
 
WRC-07 Agenda item 1.13 - Draft CPM text     United States of America     2004-09-14
[ 35 ]  
 
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     Japan   143/9   2004-09-14
[ 34 ]  
 
Elements for a proposed liaison statement to Working Party 6E - Regarding the draft CPM Report to WRC-07 Agenda item 1.13 Resolution 544     Canada     2004-09-08
[ 33 ]  
 
Working document towards a preliminary draft new Recommendation - Channel access requirements for HF adaptive systems in the Fixed Service [HF-AR]     Canada   205-1/9   2004-09-08
[ 32 ]  
 
Proposed draft revision of Recommendation ITU-R F.339-6 - Bandwidths, signal-to-noise ratios and fading allowances in complete systems     Canada     2004-09-06
[ 31 ]  
 
Elements of a liaison statement to WP 1A - Methodology for protection of the fixed service from interference caused by high data rate communications using the electricity supply wiring     Canada     2004-09-06
[ 30 ]  
 
Use of the band 4 MHz to 10 MHz by fixed, mobile and broadcasting services     Australia     2004-09-06
[ 29 ]  
 
Graphical presentation of the utilization of Appendix 17     France     2004-08-30
[ 28 ]  
 
Understanding WRC-07 agenda item 1.13     France     2004-08-30
[ 27 ]  
 
Liaison statement to WPs 3L, 8A and 9C - Establishment of a Rapporteur for the preparation of CPM-06 text on Agenda item 1.13, Resolution 544     WP 6E     2004-05-18
[ 26 ]  
 
Liaison statement to Working Parties 8A, 8B, and 9C concerning WRC-07 Agenda item 1.13     WP 6E     2004-05-18
[ 25 ]  
+Ann.2-5 
Chairman's Report of the WP 9C meeting     Chairman, WP 9C     2004-03-11
[ 24 ]  
 
Final List of Participants - Working Party 9C     Director, BR     2004-02-26
[ 23 ]  
 
List of documents issued     BR Study Group Department     2004-02-23
[ 22 ]  
 
Draft liaison statement to Working Party 3L - Discussion of ionospheric parameters for consideration by WP 3L in connection with modelling approaches supporting adaptive HF communication systems in the fixed service     United States of America     2004-02-13
[ 21 ]  
 
Review pre-2000 ITU-R F. series Recommendations and existing Questions related to WP 9C work for current telecommunications technology application     United States of America     2004-02-13
[ 20 ]  
 
Draft liaison statement to Working Party 1A - Compatibility between radiocommunication systems and high data rate telecommunication systems using electricity power supply or telephone distribution wiring     United States of America     2004-02-13
[ 19 ]  
 
Use of the band 4 MHz to 10 MHz by fixed, mobile, broadcasting and amateur services     Brazil (Federative Republic of)     2004-02-12
[ 18 ]  
 
Optimizing spectrum use by the fixed and land mobile services in the HF bands     United Kingdom of Great Britain and Northern Ireland     2004-02-11
[ 17 ]  
 
The climatic control of intensity of a field strength terrestrial wave on communication lines in an MF band     Russian Federation   225/3   2004-02-11
[ 16 ]  
 
Proposal from WP 6E for the establishment of a JRG for coordinated development of documentation from the ITU-R on WRC-07 Agenda item 1.13 (Resolution 544 (WRC-03)) (HF in the 4-10 MHz portion of the spectrum)     Australia     2004-02-04
[ 15 ]  
 
Proposed reply liaison statement to Working Party 6E concerning WRC-07 Agenda item 1.13     Canada     2004-01-29
[ 14 ]  
 
Draft reply to Liaison statement from Working Party 1A - Compatibility between radiocommunication systems and high data rate telecommunication systems using electricity power supply or telephone distribution wiring     Chairman, WP 9C     2004-01-26
[ 13 ]  
 
Liaison statement to Working Parties 6E, 8A and 9C concerning WRC-07 Agenda item 1.13     WP 8B     2004-01-14
[ 12 ]  
 
Liaison statement to Working Party 9C - Prediction methods for adaptive HF system operation     WP 3L     2004-01-08
[ 11 ]  
 
Liaison statement to Working Parties 8B and 9C concerning WRC-07 Agenda item 1.13     WP 8A     2004-01-06
[ 10 ]  
 
Reply to Liaison statement from WP 6E concerning WRC-07 Agenda item 1.13     WP 8A     2003-12-15
Results:159 total items.
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