Attenuators

- Bel and its groups are primarily engaged in the design, manufacture and sale of products used in networking, telecommunications, high-speed data transmission, commercial aerospace, military, transportation, and consumer electronics. Products include magnetics (discrete components, power transformers and MagJack™ connectors with integrated magnetics), modules (DC-DC converters and AC-DC power supplies, integrated analog front-end modules and custom designs), circuit protection (miniature, micro, surface-mount and PPTC resettable fuses) and interconnect devices (micro, circular and filtered D-Sub connectors, fiber optic connectors, passive jacks, plugs, radio frequency (RF), microwave connectors and high-speed cable assemblies). The company operates facilities around the world. Related product brands include: Bel Fuse, Bel Power Solutions, Cinch Connectivity Solutions, Signal Transformer, Stewart Connector, TRP Connector.

- Copal Electronics, founded in 1967 and a subsidiary of Nidec Corporation, is a global supplier to the telecommunications, computer, industrial, medical, and semiconductor equipment markets. Products designed and manufactured for these markets include trimmer and precision potentiometers, switches, optical encoders, and DC fans. Copal has also expanded its’ new product development activity into areas including silicon pressure sensors, polygon laser scanners, DC turbo fans, and thermal variable attenuators. As part of Copal’s strategy to provide the market with one of the largest portfolios of industrial switch products from one supplier, Copal Electronics completed the acquisition of the Fujisoku Corporation in late 2007. This acquisition added panel mounted toggle, rocker, lever, pushbutton, and trigger switches to an extensive range of board level switch products already manufactured by Copal. Switch product development is a focus of the combined product group in meeting market requirements for standard and customized switching solutions. Copal Electronics maintains global customer support capabilities through regional product and customer service offices located in Germany, China, Japan, Singapore, Korea, and the USA. Multiple product manufacturing facilities are located in Japan, China, and Vietnam.

- Analog Devices, Inc. (NASDAQ: ADI) defines innovation and excellence in signal processing. ADI's analog, mixed-signal, and digital signal processing (DSP) integrated circuits (IC) play a fundamental role in converting, conditioning, and processing real-world phenomena such as light, sound, temperature, motion, and pressure into electrical signals to be used in a wide array of electronic equipment. ADI is synonymous with high performance among electronics manufacturers and we collaborate with our customers to define the very best in the quality of the user experience. That means the clearest image, crispest sound, and optimum interface, size and performance in thousands of entertainment, medical, communications, industrial and other applications. Analog Devices, Inc. has completed its acquisition of Hittite Microwave Corporation. Hittite will be part of ADI’s RF and Microwave Group (RFMG). Analog Devices, Inc. acquires Linear Technology: With the combined 80 years of technology excellence, ADI becomes "The Premier Global Analog Technology Company". This new comprehensive portfolio gives customers an edge by market leading position, innovation, and commitment. More Information

- M/A-COM Technology Solutions Holdings, Inc. (www.macom.com) is a leading supplier of high-performance analog RF, microwave, millimeterwave and photonic semiconductor products that enable next-generation internet and modern battlefield applications. Recognized for its broad catalog portfolio of technologies and products, MACOM serves diverse markets, including high speed optical, satellite, radar, wired and wireless networks, automotive, industrial, medical, and mobile devices. A pillar of the semiconductor industry, we thrive on more than 60 years of solving our customers' most complex problems, serving as a true partner for applications ranging from RF to Light. Headquartered in Lowell, Massachusetts, MACOM is certified to the ISO9001 international quality standard and ISO14001 environmental management standard. MACOM has design centers and sales offices throughout North America, Europe, Asia and Australia. MACOM, M/A-COM, M/A-COM Technology Solutions, M/A-COM Tech, Partners in RF & Microwave, The First Name in Microwave and related logos are trademarks of MACOM. All other trademarks are the property of their respective owners.