The U.S. Navy’s Office of Naval Research (ONR) has awarded Fairfax, VA-based Argon ST a contract for the provision of system development support for its new Integrated Topside (InTop) program. The ultimate goal of InTop is to integrate topside radio capabilities using multifunctional solutions and processing equipment to mitigate EMI, reduce antenna clutter, and combat radar … [Read more...]
TILE! Users Group Meeting Slated for August 19
ETS-Lindgren has announced that it will sponsor the annual meeting of the TILE! Users Group (TUG). The meeting will be held on Wednesday, August 19 in conjunction with the 2009 International Symposium on Electromagnetic Compatibility in Austin, TX. After acquiring the TILE! Software product, ETS-Lindgren sponsored last year’s TUG meeting to show its support for existing and new … [Read more...]
New President for AR/RF Microwave
AR RF/Microwave Instrumentation has announced the appointment of Jim Maginn as president, effective immediately. Maginn, who joined AR in 1992 as engineering manager, has held the position of senior VP/CEO since 2006. His extensive career began in 1975 with the Department of Defense, where he was employed as a radio systems engineer at the Naval Air Development Center. From … [Read more...]
New President for AR/RF Microwave
AR RF/Microwave Instrumentation has announced the appointment of Jim Maginn as president, effective immediately. Maginn, who joined AR in 1992 as engineering manager, has held the position of senior VP/CEO since 2006. His extensive career began in 1975 with the Department of Defense, where he was employed as a radio systems engineer at the Naval Air Development Center. From … [Read more...]
Board Level EMI Shield Targets Wireless Communication Applications
A multi-cavity board level shield from W.L. Gore is dubbed Gore™ snapSHOT™ and provides EMI shielding for wireless communication devices. The technology utilized consists of a lightweight, metalized plastic shield that can be thermoformed for virtually any design and an innovative attachment mechanism using solder spheres as individual mechanical snap features. The shield is … [Read more...]
Two-Piece BLS Choices Expands Design Options
The Snap-Shield and the Vault-Shield from Orbel Precision Solutions are the two newest additions to the E-Z Shield™ BLS (board level shielding) line. The versatile shields are suitable for either surface mount or through-hole applications. Utilizing standard universal tooling allows PCB designers to build custom configured shields with little to no tooling costs. The designer … [Read more...]
Distributed Decoupling Capacitor Effectiveness
The effect of connection inductance and ESL can limit the effectiveness of decoupling capacitors. Bruce Archambeault, Ph.D., IBM Research, Triangle Park, North Carolina, USA INTRODUCTION Decoupling capacitors serve two purposes. One is to provide charge to the ICs for functionality, and the second is to maintain a low impedance between power and ground-reference planes in … [Read more...]
Overseas Opportunities for EMC & Independent Laboratories
The opportunities for test labs are huge in the dynamic markets of Asia. Mike Violette, Washington Laboratories, Gaithersburg, MD, USA INTRODUCTION There are various reasons to consider expansion into international markets. Factors that force companies to look across the border or across the ocean include obvious opportunities for product and/or service offerings, changing … [Read more...]
Simple Lab Techniques of Comparing EMI/RFI Absorber Materials
Surface current numbers can be used to pinpoint a material with the best absorption characteristics in a given frequency range. David R. Pacholok, Creative Electronics Consultants, Sleepy Hollow, IL, USA. With engineers facing ever increasing radiated EMI regulatory compliance concerns, various types of EMI absorber materials have come on the market. These are usually … [Read more...]
ISO/IEC 17025 – Should the International Standard on Laboratories be Divided into Two Separate Standards?
Is there a need for a distinct testing lab standard and calibration lab standard? Daniel D. Hoolihan, Hoolihan EMC Consulting, Lindstrom, MN The flag-ship laboratory quality standard in the world is ISO/IEC 17025–General Requirements for the Competence of Testing and Calibration Laboratories. Based on years of experience using the standard, the author is recommending that … [Read more...]
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