IEC 61000-4-3: 2006’s frequency escalation Jason Smith and Pat Malloy, AR RF/Microwave Instrumentation Souderton, PA An increasing number of new and proposed EMC standards are pushing the upper frequency test limits higher into the microwave spectrum. The latest EMC standard released, IEC 61000-4-3: 2006, is no exception. The upper frequency test limit has been increased from … [Read more...]
Updates on the New Release of IEC 61000-4-3 Edition 3
Continuous efforts are needed to maintain a consistently repeatable test Jason Smith, AR Worldwide Souderton, PA The IEC 61000-4-3 standard on radiated electromagnetic field immunity has long been used in order to satisfy one key criterion of the European Union’s requirements for obtaining the CE mark. It is usually used in conjunction with a specific product test standard … [Read more...]
Proposed Federal Legislation Would Foil Felons’ Cell Phone Use
U.S. Senator Kay Bailey Hutchinson (R-TX) at left and U.S. Representative Kevin Brady (R-TX) have introduced legislation, the Safe Prisons Communications Act of 2009. The legislation would allow the Director of the Federal Bureau of Prisons, a state Governor, or a Governor’s designee (depending on whether the facility is federally or state operated) to submit a petition to the … [Read more...]
German Study Finds No Short Term Effects on Children and Teens Using Cell Phones
A new German study released on Monday, January 12, shows no short-term effects on children and teenagers who use cell phones. The data comes from research undertaken at Munich’s Ludwig-Maximillians-Universität and headed by Prof. Katja Radon. The study which involved over 3000 young people ages eight to seventeen measured over a 24-hour period, found no link between exposure to … [Read more...]
UK’s Department of Health Urges Lifting of Hospital-Wide Mobile Phone Bans
Last week the UK Department of Health (DH) released a statement that urged hospitals to consider allowing the more liberal use of mobile phones. The updated guidance indicates that NHS trusts should consider giving patients, staff, and visitors the widest possible use of mobile phones in situations where it does not cause a nuisance or interfere with equipment or the privacy of … [Read more...]
ETSI Technical Report on EMC, Spectrum Use, and Implanted Medical Devices
The European Telecommunications Institute (ETSI) has issued ETSI TR 102 655 V1.1.1, which deals with electromagnetic compatibility and radio spectrum matters. This document defines new requirements for radio frequency spectrum usage for low-power active medical implants and their peripheral radio control systems. The report also proposes a concept that should permit a … [Read more...]
RF Microwave Manufacturer Awarded $1.4 Million Order for High Power Amplifiers for Jamming
In another story touching on the art of jamming, or purposeful interference, RF microwave manufacturer Comtech Telecommunications Corporation has announced that its Melville, NY-based subsidiary, Comtech PST Corporation, has received a $1.4 million order from a domestic prime contractor to supply broadband, solid-state, high power radio signal jamming. These amplifiers, which … [Read more...]
More Software Products
Software Suite Eases EM Design with Accurate Computational SolutionsCST Studio Suite™ from Computational Simulation Technology is comprised of seven modules. CST Design Environment™ is the access point to the entire suite. CST Microwave Studio is a specialist tool for the fast and accurate 3D EM simulation of high frequency problems. Along with a broad application range, this … [Read more...]
The IEC Advisory Committee on EMC (ACEC): Coordination of International EMC Standards
Since its formation, ACEC has developed a unique structure for EMC publications that is used to this day in the IEC and in other regional standardization organizations. While many EMC engineers are familiar with the electromagnetic compatibility (EMC) standards developed by the International Electrotechnical Commission (IEC), they are probably unaware of how the structure of … [Read more...]
FCC Cancels December Meeting; Moves on Controversial Actions Postponed
Late on Friday, December 12, 2008, the Federal Communications Commission cancelled the Open Commission Meeting that had been scheduled for Thursday, December 18. The abrupt cancellation came amidst media reports that two prominent members of Congress—Sen. Jay Rockefeller (D. WV) and Rep. Henry Waxman (D. CA)—had sent a letter to FCC Chairman Kevin Martin urging a delay in … [Read more...]
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