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Catalog Update RF and Microwave Component Catalog This catalog contains more than 600 pages of information on all of the company’s microwave components, including AdrenaLine® splitter/combiners, surface-mount Xinger® baluns, Butler matrices, and hybrid and directional couplers as well as military and industrial-grade components such as power dividers, PIN attenuators,...

News from Washington South Korea Requests Purchase of Raytheon’s Patriot Missiles According to US Department of Defense (DoD) officials, South Korea has asked to purchase $4.2 B in US Patriot missiles and advanced firing units built by Raytheon Co. to defend against possible missile attack from North Korea. If...

International Report BAe and MES Merge to Form New Company UK aerospace and ship building conglomerate British Aerospace (BAe) and defence electronics contractor Marconi Electronic Systems (MES) have merged to create BAe Systems, a world-class company that will create the financial strength, large-scale capability and global reach needed to...

The Commercial Market PCS Subscribers Forecast to Reach 65 Million by 2003 Telecompetition Inc. has released a report, “US Metro Wireless Forecast: 1999-2003,” which forecasts that revenues for personal communication services (PCS) will exceed $40 B by 2003. The report also projected that 23 percent of the 96 million...

The Bookend Phased Array Antennas R.C. Hansen John Wiley & Sons 486 pages; $105 ISBN: 0-471-53076-X Radars that utilize electronic scanning arrays are commonly used in a range of applications from airport surveillance to missile detection and tracking. This book is a comprehensive treatment of all aspects of phased...

FM/FSK ICs for a Complete UHF Radio Transceiver MX-COM Inc. Winston-Salem, NC The industrial, scientific and medical (ISM) frequencies in the 900 MHz region and the European 868 to 870 MHz bands have been proving ground for a wide array of communications systems, from medical and industrial telemetry to...

WLAN Directional Panel Antennas with Superior Gain and Small Size MAXRAD Inc. Hanover Park, IL A new series of compact directional panel antennas for wireless local area network (WLAN) applications over the 2.4 GHz industrial, scientific and medical (ISM) band has been introduced that features a patent-pending printed circuit...

Prematching Tuners for Very High SWR and Power Load Pull Measurements Focus Microwaves Ville St-Laurent, Quebec, Canada Load pull testing of high power transistors in the PCS and cellular frequency range (0.85 to 3 GHz) requires accurate tuning capability around 1 W output impedance or less. Meanwhile, RF power...

High Power, Low Cost Ceramic Quadrature Couplers CirQon Technologies Corp. Gurnee, IL Many of today’s high power amplifiers for cellular and PCS base station use are assembled in a network composed of several medium power amplifier stages coupled with 90° quadrature hybrids or couplers. The quadrature couplers are preferred...

A Transmit Frequency Converter for LMDS Set Top Box Applications Vari-L Company Inc. Denver, CO A frequency converter module set suitable for set top boxes used in local multipoint distribution system (LMDS) applications has been developed. The module set has been designed in accordance with the standards established by...