ITU-T O 81 NOTE SPANISH-2000 A measuring signal (multitone test signal) for fast measurement of amplitude and phase for telephone type circuits《快速测量振幅和电话型电路相位的信号测量(多频测试信号)》.pdf

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ITU-T O 81 NOTE SPANISH-2000 A measuring signal (multitone test signal) for fast measurement of amplitude and phase for telephone type circuits《快速测量振幅和电话型电路相位的信号测量(多频测试信号)》.pdf_第1页
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1、Union internationale des tlcommunications Place des Nations 1211 GENVE 20 Suisse Switzerland Suiza HOJAS DE CONTROL SECRETARA GENERAL DE LA UNIN INTERNACIONAL DE TELECOMUNICACIONES Asunto: Erratum Ginebra, 5 de junio de 2000 Recomendacin UIT-T O.81/Apndice I (06/98) SECTOR DE NORMALIZACIN DE LAS TEL

2、ECOMUNICACIONES LA UIT Recomendacin UIT-T O.81/Apndice I (06/98) Seal de medicin (seal de prueba multitono) para la medicin rpida de la amplitud y fase en circuitos de tipo telefnico Sustituya la NOTA de la pgina (ii) por la siguiente: NOTA En esta Recomendacin, la expresin “Administracin“ se utiliza para designar, en forma abreviada, tanto una administracin de telecomunicaciones como una empresa de explotacin reconocida de telecomunicaciones.

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