General Microwave Corporation
For more than 40 years, Herley has been supplying solid, innovative, and sophisticated RF, microwave and millimeter wave components and subsystems to the defense and aerospace industries
http://www.GeneralMicrowave.Com

Woken Technology Inc
Manufactures microwave/rf coaxial connectors, cables, cable assemblies, microwave/rf antennas and rf accessories and distributor for worldwide manufacturers of rf/microwave and wireless telecommunications equipment. From Taiwan.
http://www.woken.com.tw/

UCLA Microwave Electronics Lab
Professor Tatsuo Itoh's lab group at the University of California at Los Angeles, carrying out theoretical/numerical projects and experimental investigations in the area of microwave/millimeter-wave active integrated circuits, microwave-optical interactions and electromagnetics.
http://www.mwlab.ee.ucla.edu

Microwave design and RF
Microwave design and RF configuration. Troubleshooting the performance of microwave link
http://multisync88.tripod.com/techlink.html

Lorch Microwave
Designs and manufactures RF and microwave signal processing components and systems.
http://www.lorch.com/

Synergy Microwave Corporation
We strive for customer satisfaction and engineering excellence implementing state-of-the-art design and manufacturing technology on all our products.
http://www.synergymwave.com

AC Microwave GmbH
Offers the LINMIC+/N microwave and RF IC design suite; mostly electromagnetics-based.
http://www.linmic.com/

Microwave Solutions, Inc.
Microwave Solutions, Inc.® providing high quality microwave and RF amplifier to the military and industrial market
http://www.microwavesolutions.com/

Microwave Devices Inc.
Leading Manufacturer of RF & Microwave Passive Components, DC-60GHz; .5 to 80000 Watts
http://www.mwdevices.com

Aircom Microwave
waveguide components are designed, manufactured, and stocked for radio microwave and millimeter wave frequencies. Included are microwave or waveguide adapters, antennas, attenuators, bends, detectors, diplexers, directional couplers, variable directional couplers, frequency meters, loads, terminations, phase shifters, power dividers, pressurizing components, standing wave detectors, slotted lines, straight sections, switches, transitions, tuners,. twists, stands. The large variety of standard designs allows for cost effective modifications to meet the needs for communications, radar, countermeasures and research applications
http://www.avsweb.com/aircom/