ITU-R BS 1349 SPANISH-1998 IMPLEMENTATION OF DIGITAL SOUND BROADCASTING TO VEHICULAR PORTABLE AND FIXED RECEIVERS USING TERRESTRIAL TRANSMITTERS IN THE LF MF AND HF BANDS《在低频 中频和高频.pdf

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ITU-R BS 1349 SPANISH-1998 IMPLEMENTATION OF DIGITAL SOUND BROADCASTING TO VEHICULAR PORTABLE AND FIXED RECEIVERS USING TERRESTRIAL TRANSMITTERS IN THE LF MF AND HF BANDS《在低频 中频和高频.pdf_第1页
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1、Rec. UIT-R BS.1349 1RECOMENDACIN UIT-R BS.1349REALIZACIN DE LA RADIODIFUSIN SONORA DIGITAL PARARECEPTORES INSTALADOS EN VEHCULOS, PORTTILESY FIJOS CON TRANSMISORES TERRENALES ENLAS BANDAS DE ONDAS KILOMTRICAS,HECTOMTRICAS Y DECAMTRICAS(Cuestin UIT-R 217/10)(1998)Rec. UIT-R BS.1349La Asamblea de Radi

2、ocomunicaciones de la UIT,considerandoa) que se ha establecido un Plan de frecuencias de radiodifusin en la banda de ondas kilomtricas para laRegin 1 y en la banda de ondas hectomtricas para las Regiones 1 y 3 (Ginebra, 1975) y que el mismo se basa, entreotras cosas, en una anchura de canal de 9 kHz

3、b) que se ha establecido un Plan de frecuencias de radiodifusin en la banda de ondas hectomtricas para laRegin 2 (Ro de Janeiro, 1981) y que el mismo se basa, entre otras cosas, en una anchura de canal de 10 kHz;c) que en todo el mundo se utiliza la banda de radiodifusin en ondas hectomtricas con u

4、na anchura nominal delcanal de 10 kHz y una separacin de canales entrelazados de 5 kHz;d) que toda tentativa de revisar los mencionados Planes de frecuencias tomara mucho tiempo y resultarasumamente onerosa,recomienda1. que todo sistema destinado a la radiodifusin sonora digital para receptores instalados en vehculos, porttilesy fijos en las bandas de ondas kilomtricas, hectomtricas y decamtricas tenga unas caractersticas de emisin que seancompatibles con las anchuras de canal indicadas en los considerandos a), b) y c).

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