Download of qucs-0.0.19-rc3-win32.zip (qucs-0.0.19-rc3-win32.zip ( external link: SF.net): 45,394,866 字节) will begin shortly. If not so, click link on the left.
Qucs is a circuit simulator with graphical user interface. The software aims to support all kinds of circuit simulation types, e.g. DC, AC, S-parameter, Transient, Noise and Harmonic Balance analysis. Pure digital simulations are also supported.