Robert Yff, age 77, a longtime Norwalk resident, died Sunday October 19, 2008 of injuries sustained from a fall at the summer home he built on Fire Island. Born in Venezuela of Dutch parents on January 22, 1931, he was the son of the late Johannes Yff and Sophia Magdalena Korlaar Yff. Robert was the husband of Mary Margaret "Peggy"Girard Yff. He was pre-deceased by his first … [Read more...]
Military
Meeting Military Requirements for EMC and Transient Voltage Spike Suppression
The basics of EMI and transient compliance for military systems using SMPSs are covered. Dr. Glenn Skutt, VPT, Inc., Blacksburg, Virginia, USA THE EMI AND VOLTAGE TRANSIENT CHALLENGE Military and aerospace engineers face several challenges with respect to electromagnetic interference (EMI) and transient voltage compliance. The standards developed by the various military … [Read more...]
Vishay Announces Acquisition of Specialty Capacitor Line
Vishay Intertechnology, a global provider of a wide line of electronic components, has announced the acquisition of a specialty wet tantalum capacitor line from KEMET Corporation for $35.2 and other consideration in the form of a three-year term loan of $15 million. Closing was scheduled to occur by the close of business on Monday, May 15, 2008. Dr. Felix Zandman, Executive … [Read more...]
High End Log Periodic Broadband EMC Antenna for 380 MHz to 18 GHz
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...]
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...]
Ultra-Broadband Power Amplifier Targets Military Applications
The new CHPA0618-1 from CAP Wireless is an ultra-broadband power amplifier for military platforms within the defense and homeland security industries. The unit incorporates gallium arsenide (GaAs) monolithic microwave integrated circuit (MMIC) technology into CAP’s patented Spatium™ broadband spatially combining architecture to achieve significant solid state power levels … [Read more...]
More Conductive Material Products
Nickel Graphite Conductive Fillers Assure Corrosion Resistance in Severe EnvironmentsE-Fill™ nickel graphite powder from Sulzer Metco is a conductive filler used in the formulation of raw material for EMI gaskets and seals. Ni graphite powders are polymer additives that are usually combined with silicone to form electrically conductive elastomers. These nickel graphite … [Read more...]
Posing a Question on MIL-STD 160
An eNews reader has asked for a recommendation for training in MIL-STD 160, especially the EMC and power quality sections. To date, inquiries to knowledgeable colleagues have failed to come up with an answer. As we’ve reminded readers, the Forums section of the new interferencetechnology.com is up and running. If any of our readers can answer this query, please post your … [Read more...]
Stacked Capacitor Series Meets Military Performance Specifications
A line of military grade stacked capacitors from KEMET Corporation have been crafted for use in high-frequency power supplies. Commonly referred to as switch mode power supplies (SMPS) stacked capacitors, these products are qualified to military performance specification MIL-PRF-49470 and DSCC Drawing 87106. When used in high-reliability SMPS and pulse energy applications, the … [Read more...]
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