The usage frequency and power of the commonly used coaxial connectors in the electromagnetic compatibility laboratory　　Abstract: This paper introduces the commonly used coaxial connectors (joints and cables) in the electromagnetic compatibility laboratory, as well as the...

Before we start, let's first present a model. The current and flow of electrons in a conductor will distribute differently depending on their frequency. Please look at the picture below:From the above figure, we can see that low-frequency signals spread widely. Therefore, if ...

The Indian Telecommunication Engineering Center (TEC) will enforce the mandatory approval requirements for MTCTE Phase 3 products as of July 1, 2022. On September 22, 2021, it announced that applications will be accepted starting from October 11, 2021. The products covered in the...

On July 16, 2021, the regulation EU 2019/1020, approved by the European Parliament and the Council of the European Union, came into effect. The new regulation clearly stipulates that any category of consumer goods entering the EU market must designate an economic operator within ...

On September 3, 2021, the European Chemicals Agency (ECHA) launched a public consultation on four substances proposed to be included in the list of substances of very high concern (SVHC). The deadline for this consultation was October 18, 2021.EC号ECAS 号物质名称提议理由提议国家 ...

　　Q1: Can the product simultaneously claim compliance with RED, LVD and EMCD as stipulated in RED 2014/53/EU?　　SGS replied: No. Products falling within the RED scope only need to claim compliance with the RE Directive. The reason is that products within the RED scope do no...

　　The EU ROHS Directive standards IEC 62321-7-2:2017 and IEC 62321-8:2017 have been released.　　On March 28, 2017, the International Electrotechnical Commission released the testing standards for the ROHS directive, namely IEC 62321-7-2:2017 and IEC 62321-8:2017, which resp...

The Official Mexican Safety Mark (Normas Oficiales Mexicanas) is a mandatory safety symbol in Mexico, indicating that the product complies with the corresponding NOM standards. The NOM mark is applicable to a wide range of products, including telecommunications and information te...

2020年10月15，加拿大ISED （Innovation, Science and Economic Development Canada）发布的新版信息技术设备标准ICES-003 Issue 7，将于2021年10月15日强制取代ICES-003 Issue 6。