DIN EN 300721:2000-04
Действует
Satellite Earth Stations and Systems (SES) - Mobile Earth Stations (MES) providing Low Bit Rate Data Communications (LBRDC) using Low Earth Orbiting (LEO) satellites operating below 1 GHz (Endorsement of the English version EN 300721 V 1.2.2 (1999-07) as German standard)
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