Power has many meanings, most of which imply (a capacity for) control or force, (though in physics the terms "power" and "force" have different meanings).
Microwave :: Components
Microwave :: Equipment

AC Microwave GmbH - Offers the LINMIC+/N microwave and RF IC design suite; mostly electromagnetics-based.
Meta Description: [ Circuit and electromagnetic simulation software for high frequency RF and microwave design
and layout (GDS-II,DXF,..); CAD package includes device modeling and nonlinear simulation. ]
Avista Design Systems - Tools to simplify analog and RF design.
Meta Description: [ Leading business solution provider head- quartered in Orlando, Florida. Leader in Hospitality, Technology, and Travel and Tourism industries. ]
EDSA Micro Corporation - Electrical power systems design software.
Meta Description: [ EDSA Electrical Power System Design and Simulation Software is used to ensure the fail-safe operation of data and network operations centers ]
Electrical Analysis Software - Power Flow, Short-Circuit, Motor Starting, Transient Stability, Cable Ampacity, Protection Coordination, Distribution Primary Analysis, Grounding Design.
Infolytica Corporation: The Electromagnetics Specialists since 1978 - Infolytica Corporation is a leader in electromagnetics design software for both low and high frequency applications.
Meta Description: [ This is the home page for Infolytica Corporation, the leader in electromagnetic analysis. ]
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.
Meta Description: [ microwave circuit simulator ]
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.
Meta Description: [ Find pspice, spice models, analog simulation, mixed signal, circuit design, microsim, RF, SMPS, transfer design and EDA information, downloads, training support and links. Brought to you by Orcad, a division of Cadence Design Systems. ]
Schematica - Windows software for design of active filters and linear circuit simulation
Meta Description: [ active filter and 555 timer electronic circuit capture, design and simulation software. ]
The Designer's Guide - A source of in depth information useful to users of circuit simulators such as SPICE.