Z-Communications, Inc.
- Designs and manufactures low phase noise VCO modules and PLL frequency synthesizers for the commercial RF, microwave and wireless markets.
- http://www.zcomm.com/

Korea Microwave Technology Co., Inc.
- Microwave and optical communication equipment.
- http://www.kmtcorp.co.kr/

Giga-tronics Incorporated
- Designs, manufactures and markets microwave and radio frequency signal generation and power measurement instruments used in the design, production, repair and maintenance of telecommunications, radar, electronic warfare, and transportation systems. (Nasd
- http://www.gigatronics.com/

Anaren Microwave, Inc.
- Designs, manufactures and sells microwave components, assemblies and subsystems for communications, navigation, electronic surveillance, radar, electronic warfare, telemetry and instrumentations systems. (Nasdaq: ANEN)
- http://www.anaren.com/

Penn Engineering Components
- Manufactures and electrically tests a certified line of Standard Microwave Components for Military, Laboratory, and Commercial applications. Based at North Hollywood, California, USA.
- http://www.pennengineering.com/

Sophia Wireless, Inc.
- Designs and develops RF MEMS-based millimeter wave hybrid assemblies, components, and devices for commercial, space and military applications.
- http://www.sophiawireless.com

Rockwell Collins, Inc., EW/SIGINT
- Manufacturers of microwave communication products, rackmount and VXI/VME, ELINT/ESM pulse analyzers, demodulators, display digitizers, singal distribution IF-to-baseband converters, signal sources and measurement instruments.
- http://www.comsol-inc.com

Industrial Microwave
- Microwave sources and components for industrial applications like heating, drying, plasma, sintering for OEMs or users.
- http://www.industrielle-mikrowelle.de

Syntech
- Specialists in hardware design (in the area of RF, microwave and digital design engineers) for the communications market.
- http://www.syntech-sw.com

Folsom Research
- Manufacturer of broadcast video scan converters, radar scan converters, and video processing and simulation products.
- http://www.folsom.com/

DCHopkins & Associates
- Specializing in design, development and packaging of high-frequency, high-density power electronic circuits and systems.
- http://www.dchopkins-associates.com/

Colortech Electronic Mfg. Corporation
- Manufacturer of surge protector, surge arrestor, 2-way splitter for 2.4 GHZ, power divider or combiner for 2.4 GHZ, 0~3 GHZ accessory and 2.5 GHZ accessory.
- http://www.colortech.com.tw/

Chelton Control Systems
- Designs and manufactures microwave components and subassemblies including solid state switches, attenuators and switch filter assemblies.
- http://www.cheltoncs.com

AFT Microwave Limited
- Manufacturers of microwave ceramic and dielectric materials.
- http://www.aftgmbh.de

Johanson Technology
- Design and manufacture of broadband capacitors, high frequency capacitors, and laser trim capacitors.
- http://www.johansontechnology.com

JQL Electronics Inc
- Designer and manufacturer of RF components such as isolator and circulator, power and divider, directional coupler, and ferrite materials.
- http://www.jqlelectronics.com

Marki Microwave
- Provides a range of frequency mixers and converters, DC to 65 GHz, mixer based subassemblies, low noise receivers and medium power transmitters for point to multipoint and LMDS applications.
- http://www.markimicrowave.com/

Microlab/FXR
- Designs and manufactures passive microwave components such as low pass filters, RF splitters and RF directional couplers.
- http://www.fxr.com

MMCOMM, Inc.
- Designer and manufacturer of microwave and millimeter-wave electronic components, modules and UDU products for P2P, P2MP applications.
- http://www.mmcomm-inc.com

Spectrum Microwave Inc.
- Manufacturers ceramic resonators, microwave filters and antennas.
- http://www.specwave.com

US Monolithics
- Designs, produces, and markets millimeter-wave components and integrated millimeter-wave equipment.
- http://www.usmonolithics.com

Adeunis-RF
- Offers radio modems, broadcasting emitters receivers and other RF electronic equipment.
- http://www.adeunis-rf.com

RF VII Inc.
- Stocks parts and power tubes for RF equipment.
- http://www.rfvii.com

Semiconductor Equipment Technologies Ltd
- Manufactures RF power supplies, automatic and manual impedance matching networks and customized RF equipment for plasma systems. Scotland. Site lists photos and specifications of products.
- http://www.setltd.org.uk

Dressler
- Manufacturer of RF Power supplies.
- http://www.dressler.com

Comdel
- Manufacturer of stable and reliable RF power supplies with frequencies from DC to GHz, power levels up to 100KW, matching networks and RF diagnostics.
- http://www.comdel.com/

RF Power Systems
- Manufacturer of impedance matching transformers, splitters and combiners for RF amplifiers.
- http://www.rfpowersystems.com

Agile Materials and Technologies Inc.
- Designs and produces voltage-variable integrated passive devices for RF and microwave electronics, including tunable capacitors (varactors), tunable impedance-matching networks, and phase shifters.
- http://www.agilematerials.com

Bree Engineering
- Manufacturer of RF and microwave filters.
- http://www.breeeng.com/

Mega Industries
- Manufacture of microwave transmission equipment.
- http://www.megaind.com

Waveline Inc.
- Specializes in rf/mw multi-throw switches, phase shifters, digital and analog attenuators, couplers, dividers, custom subassemblies, pin diode and waveguide components.
- http://www.wavelineinc.com

American Microwave Corporation
- Manufacture rf/microwave components and subsystems.
- http://www.planarmonolithicsindustries.com

Dage Corporation
- Export management services for u. S. Manufactured microwave and rf frequency components, systems and sub-systems.
- http://www.dage.com

Nextec Microwave & RF, Inc
- Manufacturers amplifiers, frequency multipliers and OC-192 modulator driver amplifiers for RF, microwave, mm-wave, commercial, military and fiber optic applications.
- http://www.nextec-rf.com

RF Coax Inc.
- RF cable assemblies to 100 GHz in semi-rigid coax. Direct sales, military and commercial.
- http://www.rfcoax.com

EMC Technology, Inc.
- Manufacturer of surface mount terminations, attenuators, resistors, and delay lines for microwave and RF applications.
- http://www.emct.com

Advanced Control Components, Inc.
- Designs and manufactures RF and Microwave components and subsystems.
- http://www.advanced-control.com/

Herley
- Designs and manufactures custom microwave assemblies including microwave components, hybrid microcircuits and waveguide products.
- http://www.herley.com/

Microdata Innovation
- Microwave, Video and Digital technology for EW products.
- http://www.microdata.se

Universal Microwave Corporation
- Manufacturer of low phase noise voltage controlled oscillators (VCO's) and microwave frequency synthesizer modules.
- http://www.vco1.com

Premier Devices, Inc
- PDI designs and manufactures RF mixers, transformers, splitters, couplers, amplifiers, VCO's and Isolators.
- http://www.premierdevices.com

GRE America, Inc
- Manufacturer of Wirelss LAN, Spread Spectrum Radio Modem, RF Module and Scanner.
- http://www.greamerica.com

Integrated Microwave
- Designer and manufacturer of precision IF, RF and microwave filters and integrated multifunction modules.
- http://www.imcsd.com