FPGA Player

好记性不如烂笔头

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5、网分用法

时延测试:

Format ->Delay

Scale Ref -> AUTO SCALE

Marker Search -> TRACKING【ON OFF】这样以后把Marker 调到子带上

增益测试:

Formate ->Gain

Marker Fctn -> marker search[max] -> tracking[on off]-> search max

边带抑制:

先把Marker1打到边带,再打Marker2打到距离Marker1 400K处。

All off -> marker -> marker1[freq] -> all off ->marker2[freq];

All off -> marker -> marker1[freq] -> all off ->marker2->mode menu -> ∆REF1->相对偏移频率

 

带外抑制不够

射频波动:

增益过高:

posted on 2015-03-17 18:51  中国的孩子  阅读(360)  评论(0编辑  收藏  举报