Associations, Organizations, Government

• Electronic Industries Association
• Federal Communications Commission (FCC)
• IEEE

Connectors

• AMP
• Aries Electronics
• ERNI GmbH
• Samtec

Crystals, Clocks, Oscillators

• Ecliptek Corporation

Design

• Darnell's Power Electronics Home Page
• Lazar's Power Electronics Corner
• Mathtools.net
• Dr. Middlebrook's Structured Analog Design Course
• Ridley Engineering, Inc. - Power Supply Design Tips
• Ridley Engineering, Inc. - Switching Power Supply Products and Services
• SMPS Power Supplies, Inc.
• SMPS Technology Knowledgebase FAQ
• Switching-Mode Power Supply Design

Distributors

• Advacom-Industrial Electronic Distributor
• Allied Electronics
• Digi-Key Corporation
• Electronix Express (A Division of R.S.R. Electronics, Inc.)
• Future Electronics
• Hamilton Hallmark
• Marshall
• Mouser Electronics
• Penstock
• Wyle Electronics

Hardware

• Bivar
• Keystone Electronics Corporation

Information

• ElectroBASE
• Engineering Information Inc.
• PCIM Online - Entrance Page
• Power Electronic Related Sites
• Power Electronics Laboratory at UCI
• PQ Online Magazine Entrance Page
• The World-Wide Web Virtual Library: Electrical Engineering
• Virtual Trade Show
• VirginiaTech

Instrumentation

• Gage Applied Sciences
• GE
• Hewlett-Packard
• LeCroy Corporation
• National Instruments
• OMEGA Engineering, Inc.
• Oscilloscope Probes & Amplifiers
• Tektronix Inc.
• Telulex Inc. (Test Equipment: DC-20 MHz DDS Signal Generator for 795 U.S.)
• Venable Industries, Inc.

Magnetics

• Prem Magnetics Incorporated

Miscellaneous

• Greetings From Babylon 5

Passives

• Bourns Incorporated
• Caddock - High Performance Film Resistors
• Kemet Electronics
• Matsushita Electric Works
• Matsushita Home Page-English
• Panasonic
• Panasonic Pavilion
• Sanyo
• Sanyo Os-Con
• TDK
• Toko

Power Supplies

• Kepco, Inc.
• Power Convertibles Corp.
• Power Trends
• Vicor

Printed Circuit Boards

• Milplex Circuits, Inc.

Relays

• Omron Electronics, Inc.

Software

• Artwork Conversion Software Tools
• dTb Software
• EDA Mall
• MicroSim Corporation
• SMPS Power Supplies, Inc.
• Spectrum Software
• Zuken-Redac

 Switches

• E-Switch