共找到 247 条与 船舶通信设备 相关的标准,共 17 页
本标准适用于功率不大于250W的发射机和收讯机天线的转换开关。
Antenna switch
This specification covers the design and construction of a public address set co&isting of an amplifier-battery cabinet, an electric megaphone and a repair parts kit.
PUBLIC ADDRESS SET, TYPE AN/PIP-1( )
General specification for ship communication automatic recording equipment
本标准适用于交、直流主机传令钟、舵传令钟,交、直流舵角指示器、变螺距指示器等。
Specifications for Electric Telegraph Bell, Rudder Angle and Variable Pitch Indicator
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