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ETSI EN 301 688

ElectroMagnetic Compatibility and Radio Spectrum Matters (ERM); Technical characteristics and methods of measurement for fixed and portable VHF equipment operating on 121,5 MHz and 123,1 MHz
standard by European Telecommunications Standards Institute, 07/01/2000
Publisher: ETSI

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Equipment to be used for communications between ships in distress and rescuing aircraft.

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