ASSIST is a web site used by standardization management to develop, coordinate, distribute, and manage defense and federal specifications and standards, military handbooks, commercial item descriptions, data item descriptions, and related technical documents prepared in accordance with the policies and procedures of the Defense Standardization Program (DSP). Besides … [Read more...]
Researchers Analyze Electromagnetic Fields for White Sands Missile Range
(April 4, 2016) White Sands Missile Range (WSMR) is responsible for field testing electronic products destined for use by the U.S. military. Part of that task is evaluating the electromagnetic emissions of those products. New Mexico State University Electrical Engineering Associate Professors Muhammad Dawood and Sang-Yeon Cho (pictured), along with Assistant Professor of … [Read more...]
Transitioning to New EMC Directive 2014/30/EU
Now that the new EMC Directive 2014/30/EU is mandatory and in effect as of April 2016, what do manufacturers need to do to ensure continued compliance? Elite Electronics Engineering has a five-step plan that explains the recommended steps involved. As a minimum, Elite recommends the following steps to ensure continuing compliance with European EMC requirements: 1. Check … [Read more...]
Military Tests Autonomous Ship Designed to Cross Oceans
(May 2, 2016) The military has starting testing the world's largest autonomous surface vessel — a self-driving, 132-foot ship designed to travel across oceans without a single crew member. The Sea Hunter, developed by DARPA, could potentially revolutionize the shipping industry, if tests prove successful. During the testing phase, the ship will have human operators as a safety … [Read more...]
What's new: IEC 61000-4-5 Second Edition vs. Third Edition
by Jeff Gray, Chief Technology Officer, Compliance West USA Introduction IEC 61000-4-5 is part of the IEC 61000 series, which describes surge immunity testing caused by over-voltages from switching and lightning transients. The second edition of IEC 61000-4-5 was released in 2005 and has been in use for many years. The third edition was released as an EN standard in 2014. The … [Read more...]
How to Select the Right EMC Standard for Your Product
Many companies developing products find it difficult to determine the appropriate EMC standard to comply with. The IEC (International Electrotechnical Commission) has developed a web page that explains EMC and offers a tabbed selection method for determining the right standard that applies to your product family. You can then go to their web store and purchase downloadable … [Read more...]
How the IEC is Organized for EMC
International EMC standards can be confusing to the newcomer. The IEC has posted a chart as to how the various standards organizations are organized. The first level of organization is the committees, such as TC77, CISPR, and various product committees. These committees have liaisons with associated standards organizations, such as ISO, ITU, CENELEC, and many others. Many of … [Read more...]
Why Is There AIR (in MIL-STD-461G)?
Ken Javor, EMC Compliance January 2016 (with a tip of the hat to a great performer…) As noted in the compleat MIL-STD-461G review also found in this issue of ITEM, SAE Aerospace Information Report (AIR), AIR 6236, In-House Verification of EMI Test Equipment was written specifically to support MIL-STD-461G. Specifically, section 4.3.11 Calibration of measuring equipment … [Read more...]
Simulation Software Upgrade Released
Savant and EMIT work in conjunction with ANSYS® HFSS™ software, enabling users to optimize a complete workflow to simulate the entire electromagnetic environment, including antenna synthesis and design, installed antenna performance and RF system analysis. The new releases of Savant and EMIT feature significant advances in solver technology, design flow automation and … [Read more...]
New Canted Gaskets Certification Tested for High Current Applications
Bal Seal Engineering, Inc. has subjected its Bal Spring™ canted coil springs to third-party testing to demonstrate how well the springs withstand KEMA’s rigorous short circuit current exposure and cycling. The results will enable the company to provide customers with verified performance data, including continuous, short-circuit and peak current ratings and electrical … [Read more...]
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