Line of Silicone and Fluorosilicone Elastomers Offers Variety of Design OptionsConductive elastomers from UK-based Kemtron Ltd. are fully post cured silicones or fluorosilicones with highly conductive particles that provide low contact resistance between mating surfaces. The various fillers have been chosen to ensure galvanic compatibility between the surfaces. Extruded … [Read more...]
VIDEO: New EMC Video Series Has Launched!
Washington Laboratories, Ltd. (WLL), Interference Technology, and American TCB have launched Espresso Engineering - a new, weekly series of videos covering EMC, Safety, Environmental Engineering, and more. Today’s first three program feature:1. Introduction to Espresso Engineering2. Compliance Testing: Immunity Performance Criteria, featuring Ms Coco Bean! 3. Espresso … [Read more...]
Wind Farms & the Ecosystem
The long-running saga of the attempt to build a wind farm for the “green” generation of electricity inched one step closer to construction with the release of a 2,800-page Final Environmental Impact Statement (FEIS) by the U.S. Department of the Interior’s Mineral Management Service (MMS). The proposed Cape Wind’s Horseshoe Shoals location is outside the state’s three-mile zone … [Read more...]
Boosting Lab Quality
A Memorandum of Agreement (MOA) has been executed between the international Association for Radio, Telecommunications and Electromagnetics, Inc. (iNARTE) and the ANSI-ASQ National Accreditation Board LLC (d.b.a. ACLASS). The MOA provides a framework for both organizations to cooperate in the development of training and professional certification programs intended for managers … [Read more...]
Product Environmental Regulatory Compliance: The Current Status Worldwide
The drive to protect the environment and to conserve natural resources has brought about a proliferation of regulations Tony Dibiase As the clamor for better and newer electronic products continues worldwide, there is increased concern over landfills accepting growing “mountains” of discarded electronic products. Consequently, global environmental regulatory compliance … [Read more...]
A Look at the FCC SAR Test Procedures for 802.11-based Products
We now have FCC SAR test procedures for 5-GHz WLAN David A. Case, Cisco Systems, Inc. Richland, OH The engineers involved with certifying 802.11-based products, specifically portable devices, are aware of the headaches that Specific Absorption Rate (SAR) testing can cause. Until recently there was not a clear test procedure for qualifying such devices for Federal … [Read more...]
Shielding Paint
A paper published by Japanese researchers at the University of Tokyo and Dowa Electronics in the Journal of the American Chemical Society and referenced in a recent issue of New Scientist reports on a paint formulation containing aluminum-iron oxide that can block electromagnetic waves up to 182 GHz at room temperature. Unlike earlier solutions for protecting high speed … [Read more...]
Is Your Surge Protection Strategy Adequate for Dealing with Extreme Environments?
Relevant data and basic calculations can determine the level of lightning protection needed for a particular facility. Bryan Cole Technology Research Council Nichols, NY, USA Jim Tiesi Emerson Network Power Surge Protection Binghamton, NY, USA High-reliability systems require system up-times that approach reliability requirements of 99.9999 percent. Putting this requirement … [Read more...]
Ensuring Electromagnetic Compatibility
The IEC coordinates a worldwide system for testing electrical equipment International Electrotechnical Commission How does a hospital administrator know that using a CAT scan will not affect nearby electromagnetic systems and put patients at risk? In the early 1960s, when electrical apparatus became more widespread, not only in specialist areas, but also in the home and … [Read more...]
Don’t Settle for Being Just an E3 Engineer—Become an E3 Advocate!
Expand your E3 support role so you can provide your project with a “best value” solution by taking project priorities into consideration WOODY HAWTHORNE INTRODUCTION It is often the accepted practice for the E3 engineer on a program simply to provide his technical expertise on meeting EMI, EMC, EMP and other E3 requirements and to let others take the recommendations from … [Read more...]
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