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| GB/T 13994-1992 requirements for a 60 - Channel PCM/ADPCM transcoder equipment (English Version) |
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Detail of GB/T 13994-1992
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Introduction of GB/T 13994-1992
本标准规定了60路PCM/ADPCM编码转换设备的接口特性、信令传输、定时同步、监测、维护运用以及其它实现60路编码转换设备所特有的技术要求。本标准适用于公用网中使用的60路PCM／ADPCM编码转换设备。专用网中使用的60路PCM/ADPCM编码转换设备也应参照采用本标准。
Contents of GB/T 13994-1992