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DS/EN 62272-2 - Digital radio mondiale (DRM) - Part 2: Digital radio in the bands below 30 MHz - Methods of measurement for DRM transmitters
May 21, 2007 - DS

This part of IEC 62272 describes the methods of measurement to assess the performance characteristics of digital modulated radio transmitters in the bands below 30 MHz for sound and/or data broadcasting in the LF, MF and HF bands, and to facilitate the comparison of measurements which...

TIA-920.123 - Telecommunications Communications Products Transmission Requirements for Digital Interface Communications Devices with Group Speakerphones
March 16, 2018 - TIA

This standard establishes transmission performance requirements for group speakerphone devices that function as narrowband (300 to 3400 Hz) or wideband (100 to 7000 Hz)1 digital interface communications devices, or both. Transmission may be over any digital interface including Local...

SNZ AS/NZS ETSI EN 301025 - VHF radiotelephone equipment for general communications and associated equipment for Class ‘D’ Digital Selective Calling (DSC)
May 17, 2018 - SNZ

The present document covers the minimum requirements for general communication for shipborne fixed installations using a VHF radiotelephone operating in certain frequency bands allocated to the maritime mobile service using either 25 kHz or 25 kHz and 12,5 kHz channels and associated equipment for...

IEC 61162-450 - Maritime navigation and radiocommunication equipment and systems – Digital interfaces - Part 450: Multiple talkers and multiple listeners - Ethernet interconnection
May 1, 2018 - IEC

This part of IEC 61162 specifies interface requirements and methods of test for high speed communication between shipboard navigation and radiocommunication equipment as well as between such systems and other ship systems that need to communicate with navigation and radio-communication...

IEC 61162-450 REDLINE - Maritime navigation and radiocommunication equipment and systems - Digital interfaces - Part 450: Multiple talkers and multiple listeners - Ethernet interconnection
May 1, 2018 - IEC

This part of IEC 61162 specifies interface requirements and methods of test for high speed communication between shipboard navigation and radiocommunication equipment as well as between such systems and other ship systems that need to communicate with navigation and radio-communication...

DS/EN 302 054 V2.2.1 - Meteorological Aids (Met Aids); Radiosondes to be used in the 400,15 MHz to 406 MHz frequency range with power levels ranging up to 200 mW; Harmonised Standard for access to radio spectrum
March 6, 2018 - DS

The present document specifies technical characteristics and methods of measurements for digitally modulated radiosondes operating in the range from 400,15 MHz to 406 MHz and with power levels ranging up to 200 mW. NOTE 1: The present document does not cover radiosondes with an imbedded...

IEC 61097-7 - Global maritime distress and safety system (GMDSS) – Part 7: Shipborne VHF radiotelephone transmitter and receiver – Operational and performance requirements, methods of testing and required test results
January 1, 2018 - IEC

This part of IEC 61097 specifies the minimum performance requirements, technical characteristics and methods of testing with required test results for VHF radio installations capable of voice communication and digital selective calling as required by chapter IV of the 1988 amendments...

IEEE 1900 SERIES - Definitions and Concepts for Dynamic Spectrum Access: Terminology Relating to Emerging Wireless Networks, System Functionality, and Spectrum Management
January 1, 2018 - IEEE

Introduction This introduction is not part of IEEE Std 1900.1-2008, IEEE Standard Definitions and Concepts for Dynamic Spectrum Access: Terminology Relating to Emerging Wireless Networks, System Functionality, and Spectrum Management. This standard establishes common terminology for describing...

ITU-T K.61 - Guidance on measurement and numerical prediction of electromagnetic fields for compliance with human exposure limits for telecommunication installations
January 1, 2018 - ITU-T

This Recommendation deals with measurements used for radio-frequency electromagnetic field strength evaluation to verify that human exposure limits are not exceeded by electromagnetic fields produced by telecommunication installations, such as base stations as defined in [IEC 62232], in the...

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