The HyperLOG™ Series 3000 from German EMC firm Aaronia AG is based on an ultra-thin, gold-plated, high tech TEFLON substrate. This innovative construction makes an extended frequency range possible. This extended frequency range now goes down to 389 MHz allowing use in the increasingly important TETRA band (380 MHz +). Additionally, the frequency range up to 18 GHz allows … [Read more...]
CAP Wireless Names McBride Scientific as Manufacturers Rep in Southern Region
In a move to boost service and support to customers, California-based CAP Wireless, Inc., well known for its microwave and RF amplifiers and amplifier subsystems, that it has named McBride Scientific Sales as its manufacturers representative for Texas, Oklahoma, Arkansas, and Louisiana. McBride specializes in providing technical services and support for many of the top … [Read more...]
UK EM Wave Research Could Shape the Next Generation of Avionics Antennas
Scientists from Queen Mary University London and the National Physical Laboratory (NPL) are among members of a consortium using a £1.9 grant from the Technology Strategy Board’s Collaborative Research and Development Programme in the category “Design Engineering and Advanced Manufacturing” for leading-edge research into new aerospace antenna technologies. The three-year … [Read more...]
European Parliament Recommends Stricter Safety Limits for Exposure to EMFS from Cell Phones
Last week the European Parliament voted 522 to 18 to recommend tighter safety for exposure to cell phone emissions. In their Mid-Term Review of the European Environment and Health Action Plan, members of the European Parliament expressed regret that their report was not based on a preventive policy and urged the adoption of a new dynamic approach based on precautionary … [Read more...]
NASA’s Kepler Spacecraft Slated for EMC Testing
NASA’s planet-hunting Kepler mission, scheduled for launch in 2009, recently survived an extreme temperature test. The thermal vacuum test is part of a series of environmental tests the spacecraft will undergo before it soars into space aboard a Delta II rocket from Florida’s Caper Canaveral Air Force Station. The test, which was performed at Ball Aerospace and Technologies … [Read more...]
TÜV SÜD America Expands Its Capabilities for Testing to 140 Standards Plus
Internationally known test organization TÜV SÜD America now offers its customers product testing on over 140 UL/ANSI standards. Recognized by OSHA (Occupational Safety & Health Administration) as a Nationally Recognized Testing Laboratory (NRTL), TÜV is capable of performing electrical safety certification to North American requirements for medical devices, machinery, IT … [Read more...]
Solving the Galvanic Corrosion Issue in EMI Shielding
Tungsten carbide/aluminum composite particles inhibit galvanic corrosion of aluminum. Harry Fuerhaupter, Potters Industries, Inc. ABSTRACT An ongoing issue in the design of reliable EMC shielding is galvanic corrosion of aluminum. How can an aluminum frame be protected from galvanic corrosion if it contacts an EMI gasket containing non-aluminum particles? Chromate conversion … [Read more...]
Absorber Sheets Suppress Radiated Noise
The AB-5000-S Series from 3M are thin absorber sheets of polymer resin with magnetic filler, acrylic pressure-sensitive adhesive and release liner. It has enhanced absorption at lower frequencies (below 1 GHz). Backing thickness is 1.00 mm. They are applied on a removable liner for easy handling and die-cutting. Typically used for EMI absorbing, these sheets suppress radiated … [Read more...]
A Unique Online Collaboration
The InterferenceTechnology.com website includes 11 Forums covering the major technologies and markets within the EMI/EMC sector. If you’ve a query, a problem, or an observation, just post it to the appropriate Forum. Join the “conversation”—it’s as simple as entering your email address and choosing a password. For example, the NEBS/Telecom Forum includes some intriguing … [Read more...]
Ofcom Proposes Band Manager for Airwaves Used by Wireless Mikes
British telecom regulator Ofcom has issued detailed proposals for selecting a band manager to protect the needs of wireless microphone users as the UK transitions to digital television broadcasting creating what is referred to as “interleaved spectrum” with both microphone users and digital television broadcasters using the airwaves. As the advent of digital television looms on … [Read more...]
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