Affordable transient protection is now available within electronic connectors Chris Noade, Syfer Technology Limited Arminghall, Norwich UK "Connectors contribute nothing to electronic equipment" is an old and contentious statement that raised a few hackles when written, but is now undisputedly outdated and wrong! A modern connector, in isolation, can fulfill the equipment … [Read more...]
ZERO GROUND Technology Receives Approval for Mining Industry Use
Illinois-based ZERO GROUND, well known maker of wiring and shielded conduit systems, has announced that it High Frequency Extraction System (HFES™) that reduces high frequency ground currents, has been formally approved by the U.S. Department of Labor, Mining Safety and Health Administration (MSHA) for use in underground and surface mines located in the United States. This ZERO … [Read more...]
IEC Issues Draft of Amendment on ICs and Measurement of EM Emissions
IEC 61967-6 am1 Ed. 1.0 is entitled "Integrated Circuits - Measurement of Electromagnetic Emissions, 150 kHz to 1 GHz - Part 6: Measurement of conducted emissions - Magnetic probe method." The Final Draft International Standard has the following voting period: 2007-11-30 to 2008-02-01. Purchasers of this draft version will receive the definitive version once it … [Read more...]
New COTS Power Supply Meets MIL-STD 461E and Other Standards
The new VME450 from Vicor Corporation is a single slot power supply characterized by 28 VDC (filtered) and outputs of 3.3, 5, and ±12 V. The VME450 meets MIL-STD-704F with a normal range input voltage of 22 VDC to 29 VDC, 28 VDC nominal, and 50 VDC (12.5-msec transient). This MIL-COTS solution is compliant per the vibration requirements of MIL-STD-810F and the EMI requirements … [Read more...]
Schaffner Group AG Moves Last of EMC Production from Western Europe to Hungary
The Schaffner Group AG is relocating its European production activities for EMC components and standard power quality products to Hungary. The focus of activities at the Schaffner Group's Luterbach, Switzerland headquarters will be strategic management, the global innovation center, and other tasks involving global marketing. Schaffner Jacke in Buren, Germany, will continue to … [Read more...]
Antenna Manufacturer Includes 60-Ft. Tapered Anechoic Chamber in New Test Facility
Dielectric Communications, a manufacturer of broadcast antenna systems has included new state-of-the-art test equipment in its new high-performance testing facility in Raymond, ME. With its new facility, company test personnel hope to expand their RF testing capabilities and to achieve full isolation of the variables that affect the performance of its antennas, filters, and … [Read more...]
Spread Spectrum IC Reduces EMI in USB Applications
A USB 2.0 Peak EMI Reduction IC from PulseCore Semiconductor uses spread spectrum technology to achieve compliance in USB applications. The PCS3P73U00A is based on patent-pending technology and is said to simplify EMI reduction while reducing or eliminating the need for expensive metal shielding, ferrite beads, conductive paint, or filtering networks. Spread spectrum clocking … [Read more...]
Miniature Filter Arrays Target Handset Applications
A new family of EMI filter arrays from OnChip Devices comes with onboard ESD protection in various TDFN and uDFN package options. Crafted specifically for high-speed data interfaces in mobile phone, the EMF110x family is offered in 4-channel, 6-channel, and 8-channel filter arrays. They are reported to deliver excellent S21 characteristics with extremely low parasitic … [Read more...]
Chip Ferrite Beads Provide Effective EMI Suppression
The BLM Series of chip ferrite beads from MuRata Manufacturing has been crafted to function nearly as a resistor at noise frequencies--a characteristic that greatly reduces the possibility of resonance and leaves signal waveforms undistorted. This series is effective in circuits without stable ground lines because it does not need a connection to ground. The nickel barrier … [Read more...]
DOD Issues RFQ for RF Filter with Estimated Contract Value of $43,352.12
The U.S. Government is interested in issuing an award for a one-year contract with an additional year option for an RF filter (NSN 5915001288130). The DOD estimates the value of this contract at $43,352.12. Learn more about this RFQ by visiting the Federal Business Opportunities website. … [Read more...]
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