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- IEC 61097-9-1997 全球海上遇险和安全系统(GMDSS) 第9部分:海上呼叫用电话、数字选择呼叫设备(DSC)和窄带直接打印设备(NBOP)用中频带和高频带船用无线电话发射机和接收机 操作和性能要求、测试方法和要求的测试...(
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发布日期:2018-06-22
实施日期:1997-11-28
发布部门:
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简介:SPECIFIES THE MINIMUM OPERATIONAL AND PERFORMANCE REQUIREMENTS AND METHODS OF TESTING FOR TRANSMITTERS AND RECEIVERS CAPABLE OF VOICE COMMUNICATION, DIGITAL SELECTIVE CALLING AND NARROW BAND DIRECT PRINTING TELEGRAPHY FOR THE GMDSS OPERATING IN EITHER THE MEDIUM FREQUENCY BAND ONLY OR IN MEDIUM AND HIGH FREQUENCY BANDS.
- 标准序号:IEC 61097-9-1997
- 英文名称:Global maritime distress and safety system (GMDSS) - Part 9: Shipborne transmitters and receivers for use in the MF and HF bands suitable for telephony, digital selective calling (DSC) and narrow band direct printing (NBDP) - Operational and performance r
- ICS分类:
- 发布日期:1997-12
- 实施日期:1997-11-28
- 页数:56P.;A4 页