RF & Microwave Industry News

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Technical Feature 3D FEM and EM Simulations for DRFs Jwo-Shiun Sun Department of Electronic Engineering National Taipei University of Technology Taiwan, ROC Jier-Chih Hsieh Department of Engineering and System Science National Tsing Hua University Taiwan, ROC Three-dimensional (3D) fullwave analysis of a microwave dielectric resonator filter (DRF) in a...

TUTORIALS A General Design Procedure for Bandpass Filters Derived from Low Pass Prototype Elements: Part I K.V. Puglia M/A-COM Inc. Lowell, MA B andpass filters serve a variety of functions in communication, radar and instrumentation subsystems. Of the available techniques for the design of bandpass filters, those techniques based...

Application Note Measurement of Modulated Scattering Parameters using Modulated Vector Network Analysis Don Metzger Modulation Instruments Division Credence Systems Corporation Colorado Springs, CO A new architecture for RF and microwave measurement has recently been introduced. The first instrument based on this architecture is called the modulated vector network analyzer...

NEW PRODUCTS COMPONENTS * Surface-mount Voltage Variable Attenuator The model AV850M2-A2 18 to 40 GHz broadband millimeter-wave voltage variable attenua tor (VVA) offers 33 dB attenuation range and low insertion loss. It is designed for use in millimeter-wave communications and sensor systems as a variable attenuation stage in the...

AROUND THE CIRCUIT INDUSTRY NEWS Frank Floyd Jr. died on October 16 after a long battle with ALS. He was 62. He was the founder and manager of the Massachusetts division of Standford Telecom after spending 25 years working at MIT-Lincoln Laboratories on the design and construction of communications...

NEW LITERATURE * Product Brochure This six-page brochure describes integrated assemblies, converter assemblies, log IFs, filter banks and switch filter banks. Product photographs are provided. Descriptions of the company's manufacturing and engineering processes are included, as well as a company mission statement. AKON, San Jose, CA (408) 432-8039. Circle...

WEB UPDATE * RF and Microwave Components This Web site offers a broad range of categories from which to browse: Employment Opportunities, Block Diagrams and Associated Productions, Parametric Search Capability, New Information, Application Notes, Product Data Sheets and View by Market. The site will be continually updated, adding technical...

THE BOOK END *           Networks and Devices Using Planar Transmission Lines Franco Di Paolo CRC Press 657 pages; $129.95, £87.00 ISBN: 0-8493-1835-1 T he object of this book is to join in one text all of the practical information and physical principles that permit a planar transmission line...

PRODUCT FEATURES A Versatile Multilevel Amplifier for PCS Applications AML Communications Inc. Camarillo, CA C ommunication amplifier designers today are challenged with rapidly bringing to market a qualified product in a mature form factor, while meeting strict spectral regrowth requirements. Combine this with varying power level and gain requirements...

PRODUCT FEATURES A Vector Modulator to Convert Analog Signal Generators to Digital Formats IFR Systems Inc. Wichita, KS T here is much capital money invested in analog signal generators within today's research and development laboratories and manufacturing floors. Yet the trend in wireless technology is to use complex digital...