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楼主 |
发表于 2016-3-5 12:07:11
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仿tran:
输入信号:-25dBm , 1st 输出功率:-36.15dBm ,3rd :-112.7dBm;
输入信号:-20dBm , 1st 输出功率:-31.17dBm ,3rd :-104.14dBm;
输入信号:-15dBm , 1st 输出功率:-26.15dBm ,3rd :-95.16dBm;
输入信号:-10dBm , 1st 输出功率:-21.15dBm ,3rd :-86.4dBm;
1st曲线斜率是1dB/dB ,3st曲线斜率是2dB/dB。
理论上应该是3dB/dB才对啊,,,为什么是2dB/dB??? |
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