DS/EN 301669 V1.2.1-2002 固定无线电系统，点至点设备，搭载STM- 4 intwo 40 MHzchannelsor2高容量数字无线电系统X STM- 1ina 40 MHz信道与备用信道的安排
DS/EN 301669 V1.2.1-2002 标准详情
- 标准号：DS/EN 301669 V1.2.1-2002
- 中文标题：固定无线电系统，点至点设备，搭载STM- 4 intwo 40 MHzchannelsor2高容量数字无线电系统X STM- 1ina 40 MHz信道与备用信道的安排
- 英文标题：Fixed Radio Systems; Point-to-point equipment; High capacity digital radio systems carrying STM-4 intwo 40 MHzchannelsor2 x STM-1ina 40 MHz channel with alternate channel arrangement
- 标准类别：丹麦DANSK
- 发布日期：2002-01-10
内容简介
The present document specifies parameters for digital radio-relay systems with Transport Module-level 4, (1 x STM-4), interface, and in addition, optional 140 Mbit/s PDH interfaces. The present document is applicable to systems carrying an STM-4 sign
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