IEC 61097-4-2019 pdf download

IEC 61097-4-2019 pdf download.Global maritime distress and safety system (GMDSS) – Part 4: Inmarsat-C ship earth station and Inmarsat enhanced group call (EGC) equipment – Operational and performance requirements, methods of testing and required test results. 3 Performance requirements. 3.1 Overview Subclauses 3.2 through 3.4 of this standard describe performance...