The first time to detect the radiation performance and the electrical property of the base station antenna at the scene of the first time.
![](http://www.xinyirf.com/wp-content/uploads/2016/08/@_OC3QU_ZXR5560DG_80-1024x512.png)
The first time to detect the radiation performance and the electrical property of the base station antenna at the scene of the first time.