ÖVE/ÖNORM EN 302842-2 V1.4.1:2015-06
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 2: General description and data link layer (ETSI EN 302 842-2 V1.4.1 (2015-04))
