Technical characteristics and methods of measurement for equipment for generation, transmission and reception of Digital Selective Calling (DSC) in the maritime MF, MF/HF and/or VHF mobile service - Part 6: Class M DSC (Endorsement of the English version EN 300 338-6 V1.3.0 (2023-11) as a German standard)

Radio systems with transmitter RF output power up to 1 kW - Part 300: Safety requirements

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz - Part 2-3: Immunity requirements for mains communicating equipment operating in the range of frequencies 3 kHz to 95 kHz and intended for use by electricity suppliers and distributors; German and English version prEN 50065-2-3:2020

Passive RF and microwave devices, intermodulation level measurement - Part 7: Field measurements of passive intermodulation

Maritime navigation and radiocommunication equipment and systems - VHF Data Exchange System (VDES) - Shipborne mobile station - Operational and performance requirements, methods of test and required test results

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 (IEC 80/1077/CDV:2023); Text in German and English