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Interference Technology

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Standards

IEC Updates CISPR 11 Standard

 

The International Electrotechnical Committee has released an amendment to CISPR 11 – the radio-frequency EMC standard for industrial, scientific and medical equipment operating in the frequency range 0 Hz to 400 GHz and to domestic and similar appliances designed to generate and/or use locally radio-frequency energy.This consolidated version consists of the 2009 fifth edition … [Read more...]

IEC Releases Voltage Fluctuations and Flicker Corridendum

 

The International Electrotechnical Committee recently released a corridendum to IEC/TS 61000-3-5. The standard deals with the limitation of voltage fluctuations and flicker in low-voltage power supply systems for equipment with rated current greater than 75 A.Get a copy of the corridendum from the IEC. … [Read more...]

New Immunity Requirements For Fire Alarms Released

 

The International Electrotechnical Committee recently released the first edition of IEC 62599-2:2010, which applies to the immunity requirements of the components of alarm systems.Equipment within the scope of this standard should be designed in order to operate satisfactorily in the environmental electromagnetic conditions of residential, commercial, light industrial and … [Read more...]

New Versions of EMC and Radio Spectrum Matters Standards

 

ETSI EN 300 330-1 V1.7.1 and ETSI EN 300 330-2 V1.5.1, regarding radio equipment in the frequency range 9 kHz to 25 MHz and inductive loop systems in the frequency range 9 kHz to 30 MHz, discuss technical characteristics and test methods (Part 1) and harmonized EN covering the essential requirements of article 3.2 of the R&TTE Directive (Part 2).ETSI EN 300 330-1 V1.7.1ETSI … [Read more...]

New Edition of Communications Cable EMC Standard

 

The International Electrotechical Committee recently released the IEC 62153-4-1 standard covering the electromagnetic compatibility testing methods for metallic Communications cables. This second edition, according to the IEC, cancels and replaces the first edition published in 2003. The significant change is a new clause on the background of the shielded screening attenuation … [Read more...]

The IET’s Guide on EMC for Functional Safety

 

When correctly applied, real financial savings can be expected, along with a significant reduction in financial risks. Keith Armstrong, Cherry Clough Consultants, Stafford, UK Electronic complexity is increasing with no end in sight, increasing self-generated noise levels, while the feature sizes in silicon integrated circuits continue to shrink, making them emit more noise … [Read more...]

2010 Update on IEMI and HEMP

 

INTRODUCTION It has been three years since the state of the art dealing with IEMI and HEMP has been updated in the Interference Technology Annual EMC Guide in 2007 [1]. A significant amount of work has been accomplished worldwide during this period. This paper will review significant special sessions and tutorials at International EMC Conferences, published papers and reports, … [Read more...]

ETSI Reports to Radio Spectrum Committee

 

During the European Commission Radio Spectrum Committee’s 31st meeting in Brussels, the European Telecommunications Standards Institute (ETSI) updated the group on topics including 800 MHz band, SRD, SRR, Broadband Wireless Access, ITS, Software Defined Radio and Cognitive Radio, GNSS repeaters, and ETSI work under specific mandates. The ETSI TTCN-3 User Conference 2010 will be … [Read more...]

Choosing the Right Chamber for Your Test Requirements

 

Martin Wiles, Vince Rodriguez, ETS-Lindgren Developments within standards community has led to new chamber validation procedures above 1 GHz and alternative test methods using FARs. INTRODUCTION Anechoic chambers are used today for performing EMC measurements according to a variety of published EMC standards. There are many different fields of application, including … [Read more...]

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