ETSI EN 300 152 English Printed Edition English PDF ElectroMagnetic Compatibility and Radio Spectrum Matters (ERM); Maritime Emergency Position Indicating Radio Beacons (EPIRBs) intended for use on the frequency 121,5 MHz or the frequencies 121,5 MHz and 243 MHz for homing purposes only; Technical characteristics and methods of measurement

standard published 10/01/1999 by European Telecommunications Standards Institute