NF Z85-842-4*NF EN 302842-4:2015 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 4 : Point-to-point functions (V1.3.1)
2015NF Z85-842-4*NF EN 302842-4:2015 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 4 : Point-to-point functions (V1.3.1)