Radio frequency (RF) interference can cause major quality of experience issues for users of communications and broadcast systems Viavi Solutions has developed a fully-automated interference hunting solution, InterferenceAdvisor, that allows an RF engineer to identify and locate an interference sources quickly, using a familiar map-based application on an Android tablet. … [Read more...]
Blog Post – DC-DC Converter Noise Evaluation
By Kenneth Wyatt More of my clients are starting to use small third-party DC-DC converters to provide the multitude of voltages required for today’s processor and DDR RAM ICs. While these are convenient to drop onto a circuit board, they can be quite a source of radiated and conducted emissions – especially those that switch in the MHz range... To read the full blog post, … [Read more...]
In-House Verification of EMI Test Equipment
SAE International has made available the AIR6236A document. This AIR provides guidance to the EMI test facility on how to check performance of the following types of EMI test equipment: current probe, Line Impedance Stabilization Network (LISN), directional coupler, attenuator, cable loss, low noise preamplifier, rod antenna base, and passive antennas. All performance checks … [Read more...]
New Line of EMC Antennas from 1-18 GHz
MVG's new EH118 EMC Dual Ridge Horn Antenna is the first in a new line of antennas for radiated emissions testing. The EH118 is applicable for commercial, military and automotive test standards and will include applicable calibrations. It includes a biconical antenna, a log-periodic array, a log/biconical hybrid and several dual-ridge horns to cover various frequency bands … [Read more...]
New 3.2 / 7.5 GHz Spectrum Analyzer Released
Rigol Technologies recently announced their new DSA832E 3.2 GHz spectrum analyzer, based on the small DSA800-series form factor. The analyzer is ideal for design and development implementing Wi-Fi, Bluetooth, and other RF standards. The 7.5 GHz instrument enables engineers to investigate the 3rd harmonic of all of their critical 2.4 GHz applications while the 3.2 GHz models … [Read more...]
New Stealth Technology Makes Russian Electronic Equipment Undetectable
(August 5, 2016) Russian scientists have developed a new ferrite-based fabric that promises to have the ability to make Russian military hardware much harder to detect for enemy electronic warfare systems. According to Sputnik News, "The new lightweight and highly flexible fabric, developed by the Rostec subsidiary JSC Ruselectronics, can protect the electronic equipment … [Read more...]
EMC Standards Package
This EMC Standards package includes standards that address the unintentional generation, propagation, and reception of electromagnetic energy, the associated unwanted effects, and the correct operation of different equipment involving electromagnetic phenomena in their operation. In the package: 220+ active, draft, and archived IEEE and ANSI EMC related standards; robust … [Read more...]
Driverless Cars Even Closer to Reality
Recently, Ford Motor Co. announced it will have a fully driverless car without a steering wheel or pedals for braking and acceleration by 2021. According to the Detroit News, company executives said “they plan to leapfrog semi-autonomous drive-assist systems like GM’s Super Cruise and Tesla’s Autopilot that require drivers to take control at a moment’s notice,” and “the cars … [Read more...]
New CENELEC Standards Recently Released
Rein Tech Laboratories recently listed several updates to standards in their July 2016 newsletter “MultiPoint”. Among them are the following updates as published by CENELEC. There are additional standards updates listed for IEC and ETSI standards. This is a shortened list of the CENELEC standards published or made available during the past month: EN 62610-5:2016 - 6/24/2016 … [Read more...]
New Low Voltage Tester of Standards by High-End Automobile Manufacturers
Spes Developement Co. has recently introduced their new family of low-voltage battery simulators, the LVTGO-VBS. The unit can perform a wide variety of tests, including tests to standards published by JLR, Ford, VW, BMW, GM, and Mercedes Benz. The LVTGO-VBS generates a wide variety of waveforms, including stop/start voltages, voltage dropouts, fast transient burst noise … [Read more...]
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