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Reflections on Absorbers

April 5, 2004   Item Media

High frequency, broadband performance links recent improvements in EMI shielding components Jim May, Ferrishield, Inc., Scranton, PA, USA Just as the electronics industry has experienced exponential change over the past decades, EMI shielding components have undergone vast changes and improvements. Just ten years ago, many of today's widely-used gaskets, filters, ferrites, … [Read more...]

Input Power – It’s More Than Just a Line Cord

June 13, 2003   Item Media

The power distribution and control function has matured into a full-fledged design discipline. Roger Edelson Edelson Associates, Los Angeles, CA, USA Power distribution and control (and the associated cable management function), while not a sexy topic, has grown into a recognizable, and important, subset of industrial equipment design.  Power distribution and control … [Read more...]

Integrated Inductive Component Reduces Radiated Emissions in Power Applications

May 17, 2002   Item Media

The geometry of magnetic components can affect the incidence of unwanted low frequency radiation in the magnetic field. Gabriel Arianes, David Castillo, Raquel Garcia and Oscar Perez; Ferroxcube, Guadalajara, Spain INTRODUCTION The miniaturization trend has resulted in smaller components and greater board densities in electronic applications. This very density, which … [Read more...]

Eliminating MYTHS about Printed Circuit Board Power/Ground Plane Decoupling

June 28, 2001   Item Media

Bruce Archambeault, Ph. D. IBM Research Triangle Park, NC Barch@us.ibm.com     Introduction The use of decoupling capacitors connected between the power and ground planes on a printed circuit board (PCB) is a common practice to help ensure proper functionality and to reduce EMI emissions from printed circuit boards. The proper number of decoupling capacitors, and … [Read more...]

EMI Filters for Cardiac Pacemakers and Implantable Defibrillators

April 6, 1999   Item Media

The use of ceramic feed-through capacitors, as well as specific filter designs and installation techniques, can make cardiac pacemakers immune to EMI ROBERT A. STEVENSON, Maxwell Technologies Carson City, Nevada, USA Under the coordination of Wireless Technology Research, L.L.C. (WTR), the interaction between cellular phones and cardiac pace­makers has been widely … [Read more...]

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Resources

AR RF/Microwave Application Note #75

New Application Note: Why Pay for Unnecessary Power to Generate Required Field Strengths?

Sponsored by AR RF/Microwave Instrumentation AR RF/Microwave’s brand new AA-series field-generating systems are your ideal source for radiated … Download Now

Würth Elektronik eiSos and Infineon: Joint development kit 760308EMP for Wireless Power Transfer 200-W-WPT

Power Transfer and Data Transmission in One Waldenburg (Germany), 30 October 2018 – Würth Elektronik eiSos and Infineon Technologies AG have … Download Now

RF Conversion Formulas

Free PDF Download – RF Conversion Formulas

Presented by AH Systems - Engineers were not meant to be caged in cubicles or meeting rooms, engineers were meant to calculate. Their pencil … Download Now

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What’s New

  • New Standards: D.L.S. Wireless and Radio Testing Capabilities
    February 14, 2019
  • ANSYS and Electromagnetic Crosstalk Solutions Leader Helic Sign Definitive Acquisition Agreement
    February 14, 2019
  • Electrostatic Discharge (ESD) in Electro-Optic Devices
    February 13, 2019
  • Review of MIL-STD 461 CS117 Lightning Induced Transients, Cables and Power Leads
    February 1, 2019
  • Introducing Our New Editor-in-Chief: John Blyler
    January 28, 2019

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