EMCORE (USA): fiber optics, CATV and FTTx solutions and transceivers.
http://www.emcore.com/fiber_optics


Rainford EMC Systems (UK): EMC chambers, RF Shielded Enclosures and absorber materials.
http://www.rainfordemc.com


Ace Technologies (Korea): RF components (switches, drop in-circulators/isolators, filters) and antennas.
http://www.aceteq.co.kr/eng/products/components/RF_3_2.asp
http://www.aceantenna.co.kr/eng/products/


Cap Wireless (USA): power amplifiers (standard and specific application).
http://www.capwireless.com/products/broadband%20standard.php
http://www.capwireless.com/products/broadband%20app%20specific.php


I.F. Engineering (USA): special solutions (power splitters/dividers, couplers, hybrids and sub systems).
http://www.ifengineering.com/

Labtech Microwave (UK): wideband amplifiers, microwave PCB’s, PIN-diodes, TDM and DLVA modules.
http://www.labtechcircuits.com/microwave-components.html

Phoenix Of Chicago (USA –  Shanghai): all types of RF-cables assemblies, connectors and interconnect solutions. High quality!  Low price!
http://www.phoenixofchicago.com/products.cfm

 
Renaissance Electronics Corp/ HXI Millimeter Wave (USA): RF circulators, isolators, switches, switch matrix.
Also a standard millimeter wave components, millimeter wave radios and service capabilities within millimeter wave.
http://www.rec-usa.com/catalog/catalog.htm
http://www.hxi.com/products_services.php


CREE, INC. (USA): transistors in GaN-Gallium Nitride (HEMTs) and SiC-Silicon Carbide (MESFETs) for wide bandgap applications.
General purpose, C-band, 3G, LTE and WiMAX versions available.
http://www.cree.com/products/wireless.asp

 
Innovative Power Products (USA): RF Passive Components: surface mount resistors, terminators (loads), 90 degree hybrid couplers,
directional couplers and combiners.
http://www.innovativepp.com/


X-Fan (China): DC fans


Rantelon (Estonia): CATV, amplifiers and filters for TV-receiver antennas, different types of antennas (GSM, Wi-Fi) and CATV devices,
those including units for the setup of internet inside a cable-TV systems. We export equipment for the DVB-T receiving and design for GSM tower amplifiers.
http://rantelon.ee/cgi-bin/list?lang_id=eng

 
Laplace Instruments (UK): Laplace is a leading supplier of  emissions measuring equipment, immunity test equipmentand harmonics and flicker analysers.
http://www.laplace.co.uk/new.htm
 

AtlanTecRF (UK): RF components (passive & control), oscillators, noise generators, satellite communication equipment, sub-assemblies and active
components.
http://www.atlanticmicrowave.co.uk/index.htm