Metallic communication cables test methods - electrical - measurement of the pulse step return loss in the frequency domain using the inverse discrete fourier transformation 金屬通信電纜試驗方法.電氣.用離散傅里葉逆變換測量頻域中的脈沖分步回程損失
Metallic communication cables test methods - part 1 - 1 : electrical ; measurement of the pulse step return loss in the frequency domain using the inverse discrete fourier transformation 金屬通信電纜試驗方法.第1 - 1部分:電氣.用離散傅里葉逆變換測量頻域中的脈沖分步回程損失
Metallic communication cables test methods - part 1 - 1 : electrical - measurement of the pulse step return loss in the frequency domain using the inverse discrete fourier transformation 金屬通信電纜試驗方法.第1 - 1部分:電氣.用離散傅里葉逆變換測量頻域中的脈沖分步回程損失
Fibre optic interconnecting devices and passive components - basic test and measurement procedures - part 2 - 43 : tests - screen testing of return loss of single mode pc optical fibre connectors 光纖互聯裝置和無源部件.基本試驗和測量步驟.第2 - 43部分:試驗.單模pc光纖連接器回程損失的篩析試驗