The American Medical Association’s new policy, H-215.972 Use of Wireless Radio-Frequency Devices in Hospitals, encourages collaborative efforts with the Food and Drug Administration and other organizations to develop consistent guidelines for the use of wireless devices in hospitals.Other collaborative efforts encouraged are the development of standards for medical equipment … [Read more...]
JAMA Publishes Story on Interference to Critical Care Medical Equipment from RFID Devices
The June issue of the Journal of the American Medical Association (JAMA) includes a paper on EMI tests carried out by a research team at the academic Medical Center, University of Amsterdam, Amsterdam, the Netherlands. Radio frequency identification devices have received considerable attention in the medical community since their use could readily identify patients accurately … [Read more...]
FCC Pushes Back Deadline for Spectrum Swap to Solve Interference Problem
The Federal Communications Commission (FCC) has extended the deadline for wireless telecom Sprint-Nextel Corporation to complete the spectrum swap intended to solve interference problems with public safety agencies that use the 800-MHz band. The effort to relocate Nextel and public safety signals so as to eliminate the persistent interference problems has been bogged down by … [Read more...]
Philadelphia EMC Chapter Briefed on AIRchitect Project for Navy
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...]
Filter Series Is Optimized for DC Applications
The FMEB and the FMEC line of filters from Schurter, Inc. have been optimized especially for use in DC applications, especially those requiring increased attenuation of asymmetric disturbances. These devices have a current rating of 30 amps at 80 VDC and are offered in single and dual polarity output circuits. The single polarity FMEB has been crafted for a maximum operating … [Read more...]
EMI Filters Are Available with Optional Surge Suppression
EMI filters modules from Foster Transformer are available with optional surge suppression. These devices can be mounted with ¼-inch quick connect terminals, a feature that allows them to be used wherever needed for EMI suppression—even in multiple locations within one piece of equipment. The fully encapsulated construction of these device complies with EN 133200 and UL 1283, … [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...]
WiFi Antennas Crafted for Reduced Interference and Flexible Coverage
The new WiMAX 2.5-GHz antenna from Andrew Corporation is a 65-degree, azimuth beamwidth, dual-polarized base station antenna that provides 18 dBi of gain and up to 10 degrees of electrical downtilt. Specifically, this antenna features Andrew’s proprietary Teletilt® variable electrical downtilt design—a feature that allow remote, temporary adjustment of the antenna to deal with … [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...]
CA Agency Calls for Plug-In Cars
The state of California's Air Resources Board has told car manufacturers to start producing vehicles that can be plugged into public electric utilities. The board ruled that car makers must produce at least 58,000 plug-in hybrid vehicles for sale in California between 2012 and 2014. Today's hybrid cars use an engine to charge their batteries, but the next step in "green … [Read more...]
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