Ferrite beads may fail to suppress RF emissions due to misidentified noise sources, high circuit impedance, outdated advice, or incorrect ferrite selection. Careful analysis and appropriate application are crucial for effective EMC compliance.
The post Product Insights: Why Do Ferrites Never Seem to Work When We Need Them To? appeared first on In Compliance Magazine.
The FCC has issued new fines to pirate radio operators in New York and Miami. Penalties range from $40,000 to $920,000 for unauthorized broadcasting, targeting multiple individuals in both metro areas.
The post FCC Issues a New Round of Notices for Pirate Radio Operators in NYC, Miami appeared first on In Compliance Magazine.
New rules may require wireless carriers to implement georouting technology for 988 crisis calls, ensuring faster localized response. This change would route calls based on the caller's actual location rather than their phone's area code.
The post Precision Routing for Mental Health Crisis Calls appeared first on In Compliance Magazine.
Discover pre-compliance testing for automotive and military EMC standards. Learn key differences from commercial testing, setup techniques, and tips for dealing with ambient signals. Save thousands in wasted compliance testing.
The post EMC Bench Notes: Pre-Compliance Testing for Radiated Emissions, Part 3 – Making the Measurement for MIL and Automotive appeared first on In Compliance Magazine.
The FCC's latest report paints a picture of a nation increasingly connected. With lightning-fast speeds becoming the norm and mobile access skyrocketing, America's digital landscape is evolving at breakneck pace.
The post FCC Releases Internet Access Annual Report for 2023 appeared first on In Compliance Magazine.
Scientists unveil nature's hidden tech: mosquitoes armed with heat-seeking gear. This discovery could revolutionize pest control and inspire new human innovations. Our tiny foes just got more fascinating—and vulnerable.
The post Mosquitos Found to Have Infrared Sensors appeared first on In Compliance Magazine.
This article discusses Revision 3 of UNECE Regulation No. 100, which introduces new safety requirements for rechargeable energy storage systems in electric vehicles, including updated tests and standards for battery packs and thermal propagation protection.
The post Testing to UNECE Regulation 100 Requirements for Electric Vehicle Batteries appeared first on In Compliance Magazine.
This article discusses the ongoing revision of IEEE Standard 1720, which provides recommended practices for near-field antenna measurements. It outlines the update process, key changes in various clauses, and new additions to the standard, including improved guidance on anechoic chamber design and non-regular scanning techniques. The revised standard is expected to be published in early 2025.
The post Update on the Revision of IEEE Std 1720™ appeared first on In Compliance Magazine.
This article discusses improving automotive electronics development processes, emphasizing early testing and in-house EMC capabilities. It highlights current limitations, suggests efficiency enhancements, and provides practical advice for implementing cost-effective EMC testing setups, drawing on the author's extensive industry experience.
The post Evaluation of Automotive Electronics Product Development Process and Implementation of In-House EMC Development Testing Facility appeared first on In Compliance Magazine.
This article discusses two of four circuit models for transmission lines in sinusoidal steady state. Model 1 is used for solving equations, while Model 2 introduces standing waves. The author explains their applications and differences.
The post Analysis of Transmission Lines in Sinusoidal Steady State appeared first on In Compliance Magazine.
This text discusses ESD/ESA control in semiconductor fabs, highlighting challenges with S20.20 certification, the importance of grounding conductive materials, managing insulative materials, and using ionization for charge neutralization in wafer manufacturing processes.
The post Are ESD & ESA Controls in place in Semiconductor Wafer Fabs? appeared first on In Compliance Magazine.
This column discusses "wordless" safety labels, which use symbols and hazard severity panels without text. It explores their benefits, limitations, and implementation considerations, emphasizing the importance of balancing complete information with clear communication in product safety warnings.
The post Implementing “Wordless” Safety Labels appeared first on In Compliance Magazine.
Just as interference testing requires RF enclosures, isolation systems in turn need their own testing. This document reviews some of the issues and considerations in testing RF enclosures.
The post Shielding Effectiveness Test Guide appeared first on In Compliance Magazine.
Don MacArthur's blog outlines key steps to excel in compliance engineering, including mastering regulations, staying updated, gaining experience, developing problem-solving skills, and maintaining ethical conduct. He emphasizes continuous learning and effective communication across teams.
The post Practical Engineering: How to Become a Great Compliance Engineering Professional appeared first on In Compliance Magazine.
The FDA released draft guidance on chemical analysis for medical device biocompatibility assessment. This approach can reduce testing time and animal testing. Public comments are accepted until November 19th through the Federal Rulemaking Portal.
The post FDA Drafts Guidance on Chemical Analysis for Medical Device Biocompatibility appeared first on In Compliance Magazine.
The FCC ordered a Massachusetts resident to stop using a 2002 HDTV antenna that was interfering with state police communications. The interference ceased when the antenna was unplugged.
The post FCC Issues Harmful Radio Interference Notification appeared first on In Compliance Magazine.
Don MacArthur explains spectrum analyzers, tools for frequency domain analysis of signals. He covers their functionality, key parameters (center/span, reference level, RBW, VBW), types, and usage. MacArthur emphasizes their importance in electronic measurements and provides tips for preventing damage to the devices.
The post Spectrum Analyzer Measurements appeared first on In Compliance Magazine.
A comprehensive review conducted by the World Health Organization (WHO) has determined that there is no increased risk of brain cancer associated with mobile phones.
The post Mobile Phones Not Linked to Brain Cancer, Researchers Find appeared first on In Compliance Magazine.
To help facilitate the safe operation of uncrewed aircraft systems (UAS, otherwise known as drones), the FCC has published new rules applicable to the operation of UAS in the 5 GHz spectrum band.
The post FCC Sets Initial Rules for Drone Operations in the 5 GHz Band appeared first on In Compliance Magazine.
Ken Wyatt provides an overview of radiated emissions pre-compliance testing. He covers equipment setup, field strength calculations, and strategies for managing ambient interference. The guide aims to enhance EMC troubleshooting skills and reduce formal testing expenses.
The post EMC Bench Notes: Pre-Compliance Testing for Radiated Emissions, Part 2 – Making the Measurement appeared first on In Compliance Magazine.
