M.690�:�Technical characteristics of emergency position-indicating radio beacons (EPIRBs) operating on the carrier frequencies of 121.5 MHz and 243 MHz

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M.690�:�Technical characteristics of emergency position-indicating radio beacons (EPIRBs) operating on the carrier frequencies of 121.5 MHz and 243 MHz �

Recommendation M.690-2 (03/2012)

Approved in 2012-03-15

Status : Superseded

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2012-04-16

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2012-04-16

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