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...]
Optic Rotary Encoder Targets Applications in MRI Units and Other Extreme EM Environments
The TD5207 from Micronor, a non-metallic fiber optic rotary encoder, has been designed especially for use in motion control systems operating in extreme electromagnetic fields. Medical diagnostic and research applications include MRI (magnetic research imaging) or NMR (nuclear magnetic resonance) tomography imaging systems. The encoder also serves as the control feedback … [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...]
EMI Absorber Sheets Work Below 1 GHz
EMI Absorber Sheets from 3M Electrical Markets Division provide enhanced absorption of electromagnetic interference at frequencies below 1 GHz. The 3M™ EMI AB5000S reduce EMI noise and harmonic coupling in electric equipment, cables, or circuits, including any portion covered by a shielded can. They reduce the EMI susceptibility of sensitive components, including RFID or Hall … [Read more...]
Catalog Details Comprehensive Line of EMI/RFI Shielding Products
A 52-page catalog from Tech-Etch details both its custom and standard EMI/RFI product line, including all sizes, shapes, compositions, mounting options, and seal types. This volume includes to-scale technical drawings, compression values, and metal thickness for over 100 BeCu and stainless steel finger stock shielding products. The selection includes low-profile gaskets; soft … [Read more...]
Laird Technologies and Employees Contribute to Chinese Earthquake Relief
Laird Technologies, a unit of Laird PLC, well known for its EMI/RFI shielding and other high tech products, has announced a corporate donation of $100, 000 for relief efforts in the earthquake devastated Chengdu Province of China. Also, individual Laird employees in China have donated a total of over 35,000 in a grass roots effort to assist their fellow countrymen. Marty Rapp, … [Read more...]
Silicone Gasketing Material Meets Requirements of MIL-DTL-83528
A family of conductive silicon elastomers from SAS Industries has been crafted for applications that require extremely high shielding effectiveness, environmental sealing, reliability, and durability. These elastomers are a unique composite of high quality silicone and conductive microscopic particles manufactured to strict formulations to yield gasketing materials that meet … [Read more...]
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