A decade-old European satellite has given Italian scientists a detailed look into a dangerous radiation zone located a few hundred kilometers above the coast of Brazil. Known as the South Atlantic Anomaly (SAA), or “Bermuda Triangle of Space,” the region has reportedly caused satellites and telescopes to malfunction and temporarily affected astronauts’ eyesight. According to … [Read more...]
USB Micromodule Isolator with Power Protects Hubs and Peripheral Ports
Linear Technology Corporation has introduced the LTM2884, a USB µModule® (micromodule) isolator that combines USB data communications and USB power and guards against ground-to-ground differentials and large common mode transients. With its rugged interface and isolation, the LTM2884 is ideal for systems implementing USB in harsh industrial or medical environments where … [Read more...]
Dual-Channel Active EMI and ESD Suppressor for Ethernet Applications
Product supplier Digi-Key now carries Akros Silicon’s new AS1602, a single-chip, highly-integrated CMOS solution for EMI and ESD suppression in Ethernet applications. The AS1602 can be used in any type of 10Base- T/100Base-TX/1000Base-T systems, in both Power-over-Ethernet (PoE) and non-PoE ports. Applications include compliance to EMI emissions (CISPR22 and FCC Part 15, Class … [Read more...]
Harmonic Filters Address Demand for Improved Power Quality
MTE Corporation, a manufacturer of high-efficiency electrical power quality solutions for commercial and industrial applications; has released new 600V, 60Hz and 690V, 50Hz harmonic filter models that are available from 6 Amps to 786 Amps. Operating at over 99 percent efficiency, MTE's Matrix AP harmonic filters address the demand for improved power quality, providing users … [Read more...]
IEC 61000-4-5:2014 – Electromagnetic Compatibility (EMC) – Part 4-5: Testing and Measurement Techniques – Surge Immunity Test
The International Electrotechnical Commission (IEC) has published IEC 61000-4-5:2014, “Electromagnetic Compatibility (EMC) - Part 4-5: Testing and Measurement Techniques - Surge Immunity Test.” The new standard is available in the IEC’s webstore here. "IEC 61000-4-5:2014 relates to the immunity requirements, test methods and range of recommended test levels for equipment with … [Read more...]
Algorithm Fixes Distorted Weather Radar Images
A new algorithm from researchers in Austria offers a fix for weather radar images distorted by Wi-Fi, reports the MIT Technology Review. Weather radar, also known as weather surveillance radar is a type of radar first developed shortly after World War II to detect precipitation, In the half-century that followed, weather radar has developed greatly and now contributes to … [Read more...]
German Superconducting Cable Ups Power with Low Transmission Loss
The world’s longest superconducting cable has been integrated into the power grid of a city in Germany, marking the start of a landmark practical test with the potential to save billions of dollars in power industry costs around the world. “This is a good day for . . . the transformation of the energy system in Germany. Today, we start the first practical test of … [Read more...]
Shielded Test Boxes for R&D, Quality Control and Wireless Coverage Testing
Select Fabricators has introduced new lightweight, collapsible RF shielding boxes designed to facilitate better testing of wireless devices for R&D, manufacturing quality control and coverage testing for cellular carriers. Ideal for use by electronics testing laboratories in the commercial and industrial wireless, automotive, aerospace and defense industries, the new … [Read more...]
New Magnetic Material Could Boost Hard Drives, Protect Electrical Grids
Scientists at the University of California, San Diego have developed a highly sensitive magnetic material they say could drastically change computer hard drives and electrical grids. Made of thin layers of nickel and vanadium oxide, the material is extremely responsive to heat and requires only a small shift in temperature to alter its magnetic properties. "We can control the … [Read more...]
IEC 61000-4-19:2014 – Electromagnetic Compatibility (EMC) – Part 4-19: Testing and Measurement Techniques – Test for Immunity to Conducted, Differential Mode Disturbances and Signalling in the Frequency Range 2 kHz to 150 kHz at A.C. Power Ports
The International Electrotechnical Commission (IEC) has published IEC 61000-4-19:2014, "Electromagnetic Compatibility (EMC) - Part 4-19: Testing and Measurement Techniques - Test for Immunity to Conducted, Differential Mode Disturbances and Signalling in the Frequency Range 2 kHz to 150 kHz at A.C. Power Ports." The new standard is available in the IEC’s webstore here. "IEC … [Read more...]
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