British telecom regulator Ofcom has issued detailed proposals for the “White Spaces”, the term used to describe those portions of the spectrum between digital television broadcasters after the digital switchover. According to Ofcom, these spaces could be used for new low power services and represent an important resource. Ofcom’s principal aims are to maximize benefits for the … [Read more...]
Electromagnetic Waves Could Help with Energy Use, Fuel Economy
Save the World Air, Inc. announced that recently concluded tests that were conducted by the Temple University, Department of Physics, and which were sponsored by JGC Corporation of Japan, resulted in substantial reductions in the viscosity of heavy crude oil, when treated with a patent-pending pulsed electromagnetic device. These results confirmed earlier tests and hold direct … [Read more...]
New York State Company Offers Military-Approved QPL Inductors
Gowanda Electronics, of Gowanda, N.Y., has introduced a military-approved RF inductor series which is on the military’s Qualified Product List per MIL-PRF-83446. Gowanda’s MLRF3013 series addresses a need in the marketplace for enhanced RF inductor options in military applications. The MLRF3013 series is designed for RF electronic applications in military, aerospace and defense … [Read more...]
American Medical Association Policy Encourages Doctors to Learn About EMI
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...]
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