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...]
Stork Materials Acquires a Controlling Interest in Garwood Laboratories
California-based Garwood Laboratories has announced Stork Materials Technology B. V. has acquired a controlling interest in Garwood with an option to purchase all remaining shares in the future. With facilities in Pico Rivera and San Clemente, Garwood is a well known provider of EMI/EMC, product safety, climactic, and dynamic testing. Stork Materials Technology B.V. is a … [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 Filter Array Comes with ESD Protection
The EMF-25ESD and the EMF-35ESD are dual-function devices that provide both EMI filtering and surge protection thus conserving valuable PCB real estate. A zinc oxide varistor is used to enhance the devices’ EDS function. The EMF-25ESD has a cut-off frequency of 300 MHz, capacitance values of 25 pF, attenuation of 30 dB minimum at 0.8 ~ 1.0 GHz and 20 dB minimum at 1.0 ~ 2.5 … [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...]
300 To 450 MHz ASK Transmitter Supports Two Operating Frequencies With One Crystal
Maxim Integrated Products introduces the MAX7058 crystal-referenced, phased-locked loop (PLL) VHF/UHF transmitter for transmitting OOK/ASK/FSK data at 315MHz or 390MHz. This device supports 315MHz/390MHz switched operation with a single 15MHz crystal, and can operate at any two frequencies in the 300MHz to 450MHz range with the use of different crystal frequencies. To enable … [Read more...]
Company Introduces TVS Diode Arrays with the Highest ESD Protection Level Available
Packaged in miniature SOT23, SOT143 and SC70 (SMD) these ESD TVS diodes are ideally suited for space sensitive applications requiring contact discharge protection as high as 30kV when tested to IEC61000-4-2 International Standards. OnChip Devices, a manufacturer of Integrated Passive Devices, has introduced a family of miniature TVS diodes with very high protection levels … [Read more...]
New Handheld Tektronix Real-Time Spectrum Analyzers Show Live RF
Tektronix, Inc., a worldwide provider of test, measurement and monitoring instrumentation, announced the new SA2600 handheld Real-Time Spectrum Analyzer that includes DPX™ waveform image processor technology that provides a live RF view of the spectrum. DPX is now also available on the H600 “RF Hawk” handheld unit originally introduced in February. With these additions, … [Read more...]
EPCOS Helps Boost Power Quality at Olympic Venues
Switching from football to sailing and wrestling, EPCOS, a well-known name in EMI/EMC, has announced that it supplied the harmonic filters for improving power quality for both the Qingdao Olympic Sailing Center and the Wrestling Center in Beijing. In Qingdao five tuned harmonic filter systems totaling 1400 kvar have been installed. In Beijing four systems for a total of 1200 … [Read more...]
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