ÖNORM EN 301721 V 1.2.1:2001-09
Заменен
Satellite Earth Stations and Systems (SES) - Harmonized EN for Mobile Earth Stations (MES) providing Low Bit Rate Data Communications (LBRDC) using Low Earth Orbiting (LEO) satellites operating below 1 GHz covering essential requirements under article 3.2 of the R&TTE directive