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Interference Technology

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IEEE Objects to Newspaper Portrayal of EMC Society’s Position on Cell Phone Use in Air

 

IEEE EMC Society President Francesca Maradei released the following letter in response to an Oct. 24 Boston Globe article on the use of mobile phones on airplanes, in which, Maradei says, the EMC Society's position on the issue was misrepresented:Dear Editor:A recent article by Justin Bender in the Boston Globe* stated “Attention passengers: It’s perfectly safe to use your … [Read more...]

ARRL’s Case for Mandatory Broadband over Power Line Notching

 

The ARRL filed on Nov. 30 an ex parte submission with the FCC, providing additional support for its position that the FCC should require mandatory notching of the amateur bands by Broadband over Power Line (BPL). The ARRL’s filing stated such devices can cause harmful interference to Amateur Radio operators, and requested that the FCC “establish rules that are appropriate for … [Read more...]

Arab States Convene to Unify Telecom Policy

 

Delegates from 14 Arab states gathered in Beirut recently to unify ranks over radio communication policy and to create a joint Arab agenda for the World Radiocommunication Conference (WRC) set to take place in 2012. One of the group’s primary goals is to secure radio-communication systems that are free of interference.Visit Zawya.com to learn more. … [Read more...]

Software Company Aims to Unclog Wireless Jams

 

AirHop, a company that makes software to manage interference among cellular sites for 3G and 4G wireless networks, has proposed the use of miniature cell sites dedicated to individual businesses. These miniature cell sites would offload traffic from the larger cellular network because they’d be plugged into fiber, cable or DSL lines directly, and AirHop’s software would help … [Read more...]

Technology Could Enable Wireless Underground Communication

 

A professor in Ryerson University's Department of Electrical and Computer Engineering is designing and developing highly reliable underground wireless communication systems that will ensure miners’ safety before and after disasters. To deal with the harsh environment and changing topology of a mine, researcher Xavier Fernando’s solution to bringing signals underground is … [Read more...]

This Simple Program Has Many Potential Benefits

 

Issue 8 December 2010 I want to share something a little different from the usual sales and marketing tips, in this holiday issue of the EMC Business Bulletin. In 2009, ITEM Publications’ employees recycled just over 800 pounds (or 360+ kilos) of unused electronic items. We found everything from monitors, computers and cables to cell phones and chargers hiding in various … [Read more...]

High-Voltage Measurement Subsystem Wins Safety Award

 

HBM’s high-speed instrumentation development team in The Netherlands has won a CE Design Award for work on its ISOBE7600 high-voltage measurement subsystem. The award was presented by DARE!!, a Dutch company which specializes in product certification for electromagnetic compatibility and electrical product safety. In its citation, DARE!! praised the quality of the ISOBE7600’s … [Read more...]

Some Interesting Twists about Ethernet Cabling

 

A recent TechRepublic.com blog explains why Ethernet cable is built the way it is and discusses how electromagnetic interference comes into play from crosstalk from pairs of wire within the same cable. Shielded Twisted Pair cabling, which uses metal-foil shielding that directs any external noise to ground, is used if there is an abnormal amount of electromagnetic … [Read more...]

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