EMC test solutions provider Rohde & Schwarz has announced it will be showcasing the R&S CEMS100—the first off-the-shelf solution for EMS testing—and other EMC testing equipment at the International Exhibition with Conference on Electromagnetic Compatibility (EMV 2014) in Duesseldorf, Germany in March. According to the company, the new standardized R&S CEMS100 test … [Read more...]
IEC/TR 61869-102:2014(E): Instrument Transformers – Part 102: Ferroresonance Oscillations in Substations with Inductive Voltage Transformers
From the International Electrotechnical Commission webstore: "IEC/TR 61869-102:2014(E) provides technical information for understanding the undesirable phenomenon of ferroresonance oscillations in medium voltage and high voltage networks in connection with inductive voltage transformers. Ferroresonance can cause considerable damage to voltage transformers and other equipment. … [Read more...]
Wideband High-Power Notch Filters Reduce Cosite Interference
MtronPTI, a manufacturer of custom RF/microwave filters and frequency control products, has released the new LF9454 and LF9455 GPS band reject filters designed to reduce cosite interference from jamming systems. “Battlefield success starts with controlling the electromagnetic spectrum; but electronic countermeasures – jammers – can drown out sensitive GPS receivers on the same … [Read more...]
PCB Analyzer for Impedance Testing in Manufacturing
Agilent Technologies has introduced the E5063A PCB Analyzer for printed circuit board impedance testing in manufacturing. Tighter impedance tolerance is a direct result of increasing data rates, the company says, and more accurate impedance test solutions for PCB manufacturing are now required to achieve signal integrity. To meet that demand, the E5063A PCB Analyzer offers … [Read more...]
Chip Fuses for Low Loss and Overcurrent Protection
Schurter, a manufacturer of fuses, connectors, circuit breakers, input systems and EMC products, now offers a broad range of chip fuses developed specially for low-loss and precise overcurrent protection in secondary circuitry. Ideal for a wide range of applications such as mobile and battery-operated devices in sensor technology and industrial electronics, the Schurter chip … [Read more...]
Graphene Circuit Competes with Silicon Technology
Scientists at IBM have taken their graphene research a step further with the development of what they claim is the world’s most advanced, fully functional integrated circuit made of wafer-scale graphene. According to the researchers, the new graphene-based IC acts as a radio frequency receiver performing signal amplification, filtering and downconversion mixing and is … [Read more...]
EMC Facility Expansion Includes New 5-Meter Semi-Anechoic Test Chamber
Agilent Technologies has announced the opening of a new 5-meter semi-anechoic electromagnetic compatibility test chamber as part of a facility expansion at the company’s Santa Rosa, Calif. site. Equipped with dual antennas and two standards-compliant N9038A MXE EMI receivers, the 1,300-square-foot, 5-meter semi-anechoic chamber supports simultaneous measurements of vertical … [Read more...]
IEC TS 62153-4-1:2014(E): Metallic Communication Cable Test Methods – Part 4-1: EMC – Introduction to Electromagnetic Screening Measurements
From the International Electrotechnical Commission webstore: "IEC TS 62153-4-1:2014(E) deals with screening measurements. Screening (or shielding) is one basic way of achieving electromagnetic compatibility (EMC). However, a confusingly large number of methods and concepts are available to test for the screening quality of cables and related components, and for defining their … [Read more...]
Electromagnetic Simulation Suite for PCB Design Delivers End-to-End SI Analysis
Simulation technology developer ANSYS has released a new electromagnetic simulation suite for the design of high-speed printed circuit boards (PCB) and integrated circuit (IC) packages. Powered by its hybrid, full-wave finite element electromagnetic solver engine, the new SIwave suite—emcompassing SIwave-DC, SIwave-PI and Slwave—delivers a complete signal integrity analysis … [Read more...]
Current Sensors Detect Electrical Faults in Tricky Environments
Researchers at the Hong Kong Polytechnic University have developed an electrical current sensor designed to power itself with harvested energy while monitoring electrical equipment. Similar to a thermometer that measures temperature, the 1-milimeter-thick smart sensors are made from rare earth multiferroics with giant magnetoelectric properties and are capable of recognizing … [Read more...]
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