Hi,
I am new to electronic circuit design.I would like to analyse the output of my circuits .How can I simulate the same.Is there any free software is available for that? I am using OrCAD for schematic design .But I don't know how to simulate it?

Thanks
manju

 

I use LTSpice. (I use it in linux with Wine)
There is a very good YahooGroup, VERY active with lots of good models.

http://www.linear.com/designtools/software/#Spice

This is FREE and powerful.