ÖVE/ÖNORM EN 302842-1 V1.2.2:2011-02
Действует
VHF air-ground and air-air Digital Link (VDL) Mode 4 radio equipment - Technical characteristics and methods of measurement for aeronautical mobile (airborne) equipment - Part 1: Physical layer (ETSI EN 302842-1 V1.2.2 (2010-12))