ITU-T K.7-1988 标准详情
- 标准号:ITU-T K.7-1988
- 中文标题:音响冲击的防护
- 英文标题:protection against acoustic shock
- 标准类别:国际电信联盟标准
- 发布日期:1988-11-01
In certain unfavourable circumstances, sudden transient voltages of exceptionally high instantaneousamplitude, of the order of 1 kV for example, may occur across a telephone set which is normally connected to a metal wire line, as a result of electro
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