A City of (Brotherly) Love for EMCIEEE EMC Society Philadelphia Chapter Meeting IEEE EMC Society Mike Violette [Note: Mike’s journals of his trips through Asia and South America are, no doubt, familiar to our readers. This time he tackles the less exotic but hospitable territory of suburban Philadelphia.]It really was a dark and stormy night when we gathered at the LCR … [Read more...]
CAP Wireless Signs McBride Scientific Sales as Manufacturer’s Representative for U.S. Southern Region
CAP Wireless, Inc. (CAP), a leading supplier of high-performance microwave and RF amplifiers and amplifier-based subsystems, today announced that in order to provide dedicated service and support to customers in the Southern Region of the United States, the company has signed McBride Scientific Sales, Inc. as a manufacturer’s representative for Texas (except El Paso), Oklahoma, … [Read more...]
EMC Demonstrations and Solutions: The Whys and Hows
EMC Demonstrations and Solutions: The Whys and Hows These instructional videos show basic concepts of EMC topics such as Cable Radiation, Aperture Radiation, Magnetic Field Shielding and Conducted Emission Measurements. Watch Dr. Norman Violette, founder of Washington Laboratories Inc., as he gives a demonstration of EMC measurement and troubleshooting techniques. Practical … [Read more...]
AT&T Gives $2.4 Million for Automotive Research at Clemson
AT&T, Inc. has announced a $2.4 million gift to fund Clemson University's International Center for Automotive Research (CU-ICAR). Along with the investment comes the naming of the AT&T Auditorium, part of Clemson's Carroll A. Campbell, Jr. Graduate Engineering Center, the anchor of the 250-acre research campus now under development. During a preview of the auditorium, visitors … [Read more...]
A Discussion on the FCC SAR Test Guidance Documents for Laptops and Handsets with Multiple Transmitters
The FCC will address exactly what TCBs can review for SAR and simultaneous transmitters in future updates to the TCB exclusion list. David A. Case, Cisco Richfield, Ohio, USA For those involved with product approval for Federal Communications Commission (FCC) certification, the use of the Telecommunication Certified Body (TCB) for approval helps speed the process for product … [Read more...]
Sometimes an EMI Test Failure is not an EMI Test Failure – Lessons Learned in the Real World of Shielded Enclosure Testing
EMI testing in an unusual environment takes more time than testing in a lab environment. Ed Kirchner, Harris Corporation, Melbourne, Floria, USA Jeff Prosser, Rubicom Systems, Melbourne, Floria, USA Grant Lohsen, Georgia Tech Research Institute, Atlanta, Georgia, USA INTRODUCTION A Harris Corporation test team recently performed a shielding effectiveness test on a welded … [Read more...]
Swiss Foundation Clarifies Position on Controversial Study on EM Radiation and Health
The Zurich-based Foundation for Research on Information Technologies in Society (IT’IS), an organization that works to expand the scientific basis of the safe and beneficial application of electromagnetic energy in health and information technologies, has issued a statement clarifying the extent of its participation in a controversial study by University of Vienna Prof. Hugo … [Read more...]
Intertek Achieves Acceptance of Certification Marks from the United Arab Emirates
Intertek, well known for its EMI/RFI and other test offerings, has announced that its safety and certification marks have been formally accepted in the United Arab Emirates by the Dubai Civil Defense and Abu Dubai Civil Defense Departments. Intertek’s ETL and WHI marks acceptance provide manufacturers direct global market access to one of the fastest growing construction … [Read more...]
Crucial RF Shielding Selection Considerations
Gary Fenical Laird Technologies INTRODUCTION Designers must attenuate RF signals for various reasons. Since a product cannot be legally marketed unless it meets EMC requirements, designers must curtail RF signals above a certain limit. It is important to consider RF shielding materials at the beginning of a design project because choosing the correct kind of shielding upfront … [Read more...]
EMI Shielding and Optical Enhancement to Touch Screens
Electromagnetic attenuation features can be incorporated as an integral part of touch screens rather than as a separate component in those display applications requiring shielding for EMI/EMC compliance. Various enhancement techniques and design considerations will be reviewed. Features and methods employed will vary with particular touch screen enhancements and will include … [Read more...]
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