ITU-T G 961 NOTE FRENCH-2000 Digital transmission system on metallic local lines for ISDN basic rate access《金属本地线路上用于综合业务数字网(ISDN)基本速率接入的数字传输系统》.pdf

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ITU-T G 961 NOTE FRENCH-2000 Digital transmission system on metallic local lines for ISDN basic rate access《金属本地线路上用于综合业务数字网(ISDN)基本速率接入的数字传输系统》.pdf_第1页
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1、Union internationale des tlcommunications Place des Nations 1211 GENVE 20 Suisse Switzerland Suiza FEUILLE DE ROUTE SECRTARIAT GNRAL DE L UNION INTERNATIONALE DES TLCOMMUNICATIONS Objet: ERRATUM No1 Genve, 1eraot 2000 Recommandation UIT-T G.961 (03/93) SECTEUR DE LA NORMALISATION DES TLCOMMUNICATION

2、S DE LUIT Recommandation UIT-T G.961 (03/93) Systme de transmission numrique en lignes locales mtalliques pour accs RNIS au dbit de base Veuillez remplacer la Figure II.15/G.961 par la suivante: 20 dB/dcade20 dB/dcadeFrquence (Hz)Equilibrelongitudinal(dB)Figure II.15/G.961 Spcification de lquilibre longitudinal minimal281,2 HzT1317710-0060402001 10 100 1000 10 000 100 000 1 000 00055 dB5 Hz40 000 Hz

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