Introduction This article discusses the power quality test and evaluation with a review of MIL-STD-704 and the relationship with electromagnetic compatibility (EMC). MIL-STD-704 deals with aircraft electric power characteristics, and provides the standard to ensure compatibility between the aircraft power system (including external power) and the utilization … [Read more...]
MIL-STD-461 CS101 Test Method Review
MIL-STD-461 CS101 Test Method Review Authored By: Soydan Cakir, TUBITAK UME, [email protected] Steve Ferguson, Compliance Direction LLC, [email protected] Osman Sen, TUBITAK UME, [email protected] Murat Celep, TUBITAK UME, [email protected] 1. Introduction Discussions with various members of the electromagnetic compatibility (EMC) … [Read more...]
Basics of Passive Filters for EMC Compliance
INTRODUCTION One of the roles of the practicing EMC engineer or product designer is to be able to design filters to add to circuits in order to get them to pass various EMC immunity and emissions standards such as IEC 61000-4-2 for ESD immunity, IEC 61000-4-3 for Radiated RF immunity and IEC 61000-4-4 for Electrical Fast Transient/Burst immunity and other various … [Read more...]
Heiland Electronics Announces Tech Expo in Salt Lake City
The Heilind Tech Expo will feature products from over 25 manufacturers in the electronics industry Heilind Electronics, a leading global distributor of electronic components, will host its next Tech Expo event in Salt Lake City, Utah on June 20. Attendees will have a chance to interact directly with personnel from over 25 leading manufacturers in the electronic components … [Read more...]
What is the Most Important EMC Design Guideline?
INTRODUCTION EMC design guidelines have always been a popular subject in the EMC design community. What is the most important EMC design guideline, i.e. the guideline with the highest impact on the emission and immunity of electronic circuitry? Studying books and literature from renowned EMC experts often tells us that the most important EMC design guideline is: … [Read more...]
Cost-Effectively Ensure Electromagnetic Compatibility in the Age of IoT
Wireless/RF is ubiquitous, so implement a pre-compliance regimen with off-the-shelf equipment. Every electronic product has to go through full electromagnetic compatibility (EMC) testing to get the much-coveted stamp of approval from the various regulatory bodies. This has traditionally been a costly undertaking with multiple trips to a distant testing facility, with … [Read more...]
ANSYS and Electromagnetic Crosstalk Solutions Leader Helic Sign Definitive Acquisition Agreement
ANSYS (NASDAQ: ANSS), the global leader and innovator of engineering simulation software, announced today that it has entered into a definitive agreement to acquire Helic, the industry-leading provider of electromagnetic crosstalk solutions for systems on chips (SoCs). The acquisition of Helic, combined with ANSYS' flagship electromagnetic and semiconductor solvers, will … [Read more...]
ICC Adds Glenair M83513 Connectors to Value-Added Assembly Offering
Interstate Connecting Components, (ICC), a division of Heilind Mil-Aero and a leading distributor of military-aerospace connectors and accessories worldwide, is now offering two-day value-added assembly on MIL-DTL-83513 (M83513) Micro-D connectors from Glenair -- a leading manufacturer of harsh environment connectors, backshells and cable assemblies. ICC stocks Glenair’s … [Read more...]
Interview: Dr. Ralf Heinrich discusses the new IEC 61000-4-31 immunity standard
Does your product use AC mains <16A? IEC 61000-4-31 relates to the conducted immunity of electrical and electronic equipment to electromagnetic disturbances coming from intended and/or unintended broadband signal sources in the frequency range 150 kHz up to 80 MHz. In this blog post, Kenneth Wyatt, Senior Technical Editor at Interference Technology, spends some … [Read more...]
Classical Shielding Theory vs. Near-Field Measurements
This article addresses the fundamental concepts underlying the classical shielding theory based on Schelkunoff’s equations [1]. In order to assess the applicability of these equations, an understanding of their origin, assumptions made in their derivations, and their limitations, are needed. This tutorial article addresses each of these points. The goal is not to show the … [Read more...]
