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Systems below 30 MHz (HF and others)

Results:28 total items.

Contributions �[�Source:�United States of America�]���
�	Number�	Title	Source	AI/Question	Date
�	[ 150 ] � �	Working document toward a draft new Recommendation: characteristics of advanced High frequency (HF) systems � �	United States of America �	�	2007-04-23
�	[ 139 ] � �	Working document toward preliminary draft new Report - Consideration of sharing conditions in the 4-10 MHz band � �	United States of America �	�	2006-08-24
�	[ 138 ] � �	Revised draft CPM text for WRC-07 Agenda Item 1.13 � �	United States of America �	�	2006-08-24
�	[ 133 ] � �	Revisions to WP 9C/107, Annex 4 � �	United States of America �	�	2006-06-21
�	[ 132 ] � �	Recommended revisions to or suppression of Questions assigned to Working Party 9C � �	United States of America �	�	2006-06-21
�	[ 114 ] � �	Revised draft CPM text for WRC-07 Agenda item 1.13 � �	United States of America �	�	2006-03-07
�	[ 104 ] � �	Revisions to WP 9C - Annexes 4 and 5 - Working document toward a draft new Recommendation: characteristics of systems in the MF/HF bands � �	United States of America �	205/9, 147/9 �	2005-11-20
�	[ 103 ] � �	Draft new Recommendation ITU-R F. [HF-Enhanced] - Characteristics of enhanced high frequency (HF) communication systems � �	United States of America �	158/9 �	2005-11-20
�	[ 102 ] � �	Working document toward a preliminary draft new Recommendation ITU-R F.[HF Advanced Systems] - Characteristics of advanced high frequency (HF) communications systems � �	United States of America �	�	2005-11-20
�	[ 90 ] � �	Working document toward CPM text for WRC-07 Agenda item 1.13 - Analysis of sharing conditions in the MF/HF bands � �	United States of America �	�	2005-09-13
�	[ 86 ] � �	Draft CPM text for WRC-07 Agenda item 1.13 � �	United States of America �	�	2005-09-09
�	[ 85 ] � �	Development of CPM text for WRC-07 Agenda item 1.13 � �	United States of America �	�	2005-09-09
�	[ 84 ] � �	United States fixed and mobile HF requirements � �	United States of America �	�	2005-09-08
�	[ 70 ] � �	Working document towards CPM text - Disaster Relief support by high frequency (HF) communications systems � �	United States of America �	�	2005-04-11
�	[ 69 ] � �	Working document towards draft CPM text - WRC-07 Agenda item 1.13 � �	United States of America �	WRC-07 (� �	2005-04-11
�	[ 68 ] � �	Preliminary draft new Recommendation - Characteristics of high frequency (HF) electronic messaging communications systems � �	United States of America �	158/9 �	2005-04-11
�	[ 67 ] � �	Working document toward a preliminary draft new Recommendation - Characteristics of frequency adaptive communications systems in the MF/HF bands � �	United States of America �	205/9, 147/9 �	2005-04-11
�	[ 66 ] � �	Working document toward a preliminary draft new Recommendation - Characteristics of high frequency (HF) non-adaptive communication systems in the MF/HF bands � �	United States of America �	147/9 �	2005-04-11
�	[ 60 ] � (Rev.1)�	Working document toward CPM text, WRC-07 Agenda item 1.13, Resolution 544 � �	United States of America �	�	2005-03-24
�	[ 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
�	[ 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
Results:28 total items. �

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