NEC微波培训 频率表v4odu_8g.doc

ROI-S04800-051E  APPENDIX September, 2003 APPENDIX RADIO FREQUENCY ALLOCATION FOR 8 GHz 4/8/17/34 MB DIGITAL RADIO SYSTEM  1.  GENERAL  This Appendix provides 8 GHz radio frequencies for use by each sub band as follows: 8 GHz band: Table A-1 SUB BAND A (BRAZIL) Note:TX/RXfrequencyspacing:119MHz Channelseparationin14MHz Table A-2 SUB BAND B (BRAZIL) Note:TX/RXfrequencyspacing:119MHz Channelseparationin14MHz Table A-3 SUB BAND A (STANDARD) Note:TX/RXfrequencyspacing:126MHz Channelseparationin3.5MHz Table A-4 SUB BAND B (STANDARD) Note:TX/RXfrequencyspacing:126MHz Channelseparationin3.5MHz Table A-5 SUB BAND E Note:TX/RXfrequencyspacing:266MHz Channelseparationin7MHz Table A-6 SUB BAND F Note:TX/RXfrequencyspacing:266MHz Channelseparationin7MHz Table A-7 SUB BAND A (CEPT) Note:TX/RXfrequencyspacing:310MHz Channelseparationin1.75MHz A-1 APPENDIX  ROI-S04800  Table A-8 SUB BAND B (CEPT) Note:TX/RXfrequencyspacing:310MHz Channelseparationin1.75MHz Table A-9 SUB BAND A Note:TX/RXfrequencyspacing:311.32MHz Channelseparationin14.825MHz Table A-10 SUB BAND B Note:TX/RXfrequencyspacing:311.32MHz Channelseparationin14.825MHz Caution:ItisrecommendedthatyouconnecttheIDUtoODUafter theTX/RXfrequencysettinghasbeensetontheIDU. ThisprocessismostimportantforthefollowingODUsthat maybeemittedTXpowerifyousetthechannelnumberto 0chwhichisnotdefinedbytheRadioFrequency Assignment. Itisnecessarymorethan2.xxfortheF/Wversionofthe IDUwhentheODUwillbeconnectedtotheIDUofH0091 orH0161. A-2 ROI-S04800  APPENDIX  Table A-1 8 GHz Band, Radio Frequency Allocation (SUB BAND A) (BRAZIL) CH Separation 14 MHz Shift Freq. 119 MHz  SUB Low Band  SUB High Band BAND CH TX (MHz) X (MHz BAND CH TX (MHz)RX (MHz) 1 8293.0 8412.0 1 8412.0 8293.0 A 2 8307.0 8426.0 3 8321.0 8440.0 A 2 8426.0 3 8440.0 8307.0 8321.0 Notes:17MBdatatransmissionsystemhavetotakefollowingchannelseparationinminimum. ·17MBSystem:14MHz Table A-2 8 GHz Band, Radio Frequency Allocation (SUB BAND B) (BRAZIL) CH Separati