DIN EN 60728-7-1-2016 电视信号、声音信号和交互信号设备用电缆网络.第7-1部分:混合光纤同轴电缆外部线缆状况监测.物理层规范(IEC 60728-7-1-2003+A1-2015);英文版本EN 60728-7-1-2005+A1-2015
Cable networks for television signals, sound signals and interactive services - Part 7-1: Hybrid Fibre Coax Outside Plant Status Monitoring - Physical (PHY) Layer Specification (IEC 60728-7-1:2003 + A1:2015); English version EN 60728-7-1:2005 + A1:2015