You need this standard. It is the backbone of maritime navigation and radiocommunication equipment. It dictates how equipment should handle vibration, rain, solar radiation, and, most critically, electromagnetic interference.
If you are a marine engineer, a system integrator, a software developer for navigation equipment, or a student in maritime electronics, you have likely typed these exact words into a search engine: “IEC 60945 PDF free download.”
But here is the harsh reality you will face: