Blog and news for EMC Bayswater a NATA accredited EMC test laboratory performing compliance testing and approvals for global product certifications
EN 55022: 2010 was superseded by EN 55032:2012 on 05/03/2017 and ceased to give presumption of conformity with the essential or other requirements of the relevant Union legislation. So why does EN 55022 no longer give presumption of conformity to the EMC Directive 2014/30/EU?
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Electromagnetic Compatibility (EMC) is the ability of an electronic device to exist in an electromagnetic environment without causing interference to or being interfered with by other electronic devices within that environment. EMC is typically broken down into two categories:
Continue reading “A guide to Electromagnetic Compatibility (EMC) Testing Methods”
EMC compliance for HDMI Radiated Emissions testing (EMI) in Australia is a subject that many designers face with HDMI been incorporated into many consumer products. At EMC Bayswater we quite often see high speed data ports with cables that connect to various other products such as Ethernet Local Area Networks (LAN), HDMI etc. Many times these ports have been developed over years and have defined drivers with suitable filtering and so forth. HDMI poses a similar problem to the computer monitor video signal of the past apart from using faster data speeds and been much more complex.
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Customers are required to prepare their product in the correct configuration for FCC Part 15 EMC testing. This includes the functionality or operation and also the associated cabling and much more. This brief blog article will highlight some of the requirements. FCC Part 15, Subpart B and also Innovation, Science and Economic Development (ISED) previously Industry Canada (ICES 003 etc) references the methods as per ANSI C63.4: 2014.
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Why is FCC Testing Part 15B and 15C in Australia changing? FCC testing in accordance with the Code of Federal Regulations, Title 47, Part 15 (47 CFR 15) i.e. FCC Part 15B and Part 15C is going through changes. These Federal Communications commission changes were initially to be introduced July 2016. Due to many EMC testing laboratories and other regional market pressures this has been delayed until July 2017. These FCC testing and accreditation changes affect compliance of any product sold, marketed or distributed in the USA and associated regions.
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If your reading this, you maybe seeking how to avoid EMC testing by possibly using some EMC testing exemptions. Although this brief article will highlight some possible exemptions for testing, you are still responsible for your product. The majority of EMC testing performed at EMC Bayswater for the North American market i.e. the United States falls under the requirements of FCC Part 15 (CFR 47) Subpart B. FCC Part 15, Subpart B is for the testing of products that are not transmitters, receivers or transceivers.
EN 55032 & CISPR 32 is a specific EMC product standard that covers EMC compliance testing of Multi-Media equipment (Information Technology Equipment (ITE), Audio and Video equipment, Broadcast receivers & Combinations).
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