The attenuation of 100m 7/8-inch coax cable with 100MHz frequen

分类: 通信专业业务 发布时间: 2023-11-19 12:58 浏览量: 0

The attenuation of 100m 7/8-inch coax cable with 100MHz frequency is 1.16dB,when the frequency increases to 108MHz,Which one is correct of the attenuation?( )

A.A、1.08dB

B.B、1.12dB

C.C、1.16dB

D.D、1.20dB

正确答案是D