Maritime navigation and radiocommunication equipment and systems—VHF radiotelephone equipment incorporating Class“D”Digital Selective Calling(DSC)—Methods of testing and required test results
IDT IEC 62238:2003
全国船舶电气及电子设备标准化技术委员会(SAC/TC 531)
本标准规定了采用D级数字选择性呼叫(DSC)甚高频（VHF）无线电话的船载固定设备一般通信的基本要求。
<br/ 这些要求包含ITU 《无线电规则》及定义D级设备的ITU-R M.493-10建议案的相关条款，并结合了IMO MSC/Circ.803、MSC/Circ.862和MSC.131(75）决议中详述的相关指南。
本标准还规定了设备及系统的技术特点、测试方法及要求的测试结果。
附录D在强电磁环境下工作设备的推荐性标准作了说明。
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