生命不息,奋斗不止!
时间:10-02
整理:3721RD
点击:
不多介绍了,最近做了一批900MHz低噪放
频段850---950MHz
增益20db
P1db 10
输入驻波小于1.7
输出驻波小于2
噪声系数下雨2.5
供电12V
直接上图
增益测试S21
![](../imgqa/eef/rfic/rfic-3721rd.com-18974eqqigjypl1a.jpg)
浅蓝色线
--------------------------------------------
反向隔离S12
![](../imgqa/eef/rfic/rfic-3721rd.com-189752hslpe0rgrh.jpg)
绿色线
----------------------------------------------------
输入驻波S11
![](../imgqa/eef/rfic/rfic-3721rd.com-18976135aowslcfe.jpg)
深蓝色线
--------------------------------------------------
输出驻波S22
![](../imgqa/eef/rfic/rfic-3721rd.com-18977xvr5bsxopgz.jpg)
黄色线
--------------------------------------------------------------
测试照片
![](../imgqa/eef/rfic/rfic-3721rd.com-18978jvc4ags5cyt.jpg)
来张正脸!混个脸熟
![](../imgqa/eef/rfic/rfic-3721rd.com-18979hwtnok0q2l2.jpg)
成果。
![](../imgqa/eef/rfic/rfic-3721rd.com-18980axbguuyw1ly.jpg)
生命不息,奋斗不止!
频段850---950MHz
增益20db
P1db 10
输入驻波小于1.7
输出驻波小于2
噪声系数下雨2.5
供电12V
直接上图
增益测试S21
![](../imgqa/eef/rfic/rfic-3721rd.com-18974eqqigjypl1a.jpg)
浅蓝色线
--------------------------------------------
反向隔离S12
![](../imgqa/eef/rfic/rfic-3721rd.com-189752hslpe0rgrh.jpg)
绿色线
----------------------------------------------------
输入驻波S11
![](../imgqa/eef/rfic/rfic-3721rd.com-18976135aowslcfe.jpg)
深蓝色线
--------------------------------------------------
输出驻波S22
![](../imgqa/eef/rfic/rfic-3721rd.com-18977xvr5bsxopgz.jpg)
黄色线
--------------------------------------------------------------
测试照片
![](../imgqa/eef/rfic/rfic-3721rd.com-18978jvc4ags5cyt.jpg)
来张正脸!混个脸熟
![](../imgqa/eef/rfic/rfic-3721rd.com-18979hwtnok0q2l2.jpg)
成果。
![](../imgqa/eef/rfic/rfic-3721rd.com-18980axbguuyw1ly.jpg)
生命不息,奋斗不止!
给小编赞一个。小编上了靓照是来相亲吗