Electrical Analysis Software - Power Flow, Short-Circuit, Motor Starting, Transient Stability, Cable Ampacity, Protection Coordination, Distribution Primary Analysis, Grounding Design. www.cyme.com
hbfree - free RF&MW harmonic balance simulator - Home page of free RF/microwave harmonic balance circuit simulator. It is useful for analog nonlinear circuits simulation with diode and MESFET nonlinear elements. users.sovamua.com/foratech/gserdyuk/hbfree
PSPICE.com - design community in action - pspice.com - an eda product and software community site for pspice user. Includes analog and mixed analog/digital circuit simulator information from OrCAD. www.pspice.com
Super Filter - Software for designing analog or digital filters, with both synthesis and analysis routines. www.superfilter.com
The Designer's Guide - A source of in depth information useful to users of circuit simulators such as SPICE. www.designers-guide.com