属性设置求助。

这个器件

，我在参数性能设置中没有找到

交流信号的设置选项，请问该怎么解决，不设置仿真没法往下进行，谢谢各位。

你要仿真什么还必须设置小信号

在做低噪声放大器的Spectre仿真，学着教程做，可是那个设置中有这个要求，所以就出现了这个，但是在属性选项中没找到。求帮助。

Hi lcw6021213:
The option is in the vsin, I think you used vsource.
So you need to change it.
mpig

thank you for your help,but it is just one of the options,you can see it:

,all of it must be set as this picture,I still can't find it ,it's a port model,I think it's not a vsource and vsin. I want to konw how to find,how to set it.Thank you for your guidance, and could you help me?

thank you for your help,but it is just one of the options,you can see it:,all of it must be set as this picture,I still can't find it ,it's a port model,I think it's not a vsource and vsin. I want to konw how to find,how to set it.Thank you for your guidance, and could you help me?

Source type 要设置成"sine"才有你要的设置。默认是"DC"吧

我已经设置成了sine，但还是没有这个，找不到。

Hi lcw6021213:
Thanks for you show the all parameters that you need to setting.
The symbol is "psin".
mpig

Hi,mpig09:Thank you for your kind help,I can solve this problem with your help.

lcw6021213