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STN is a protected designation of Slovak national technical standards.
Electromagnetic compatibility and Radio spectrum Matters (ERM). VHF air-ground Data Link (VDL) Mode 4 radio equipment. Technical characteristics and methods of measurement for ground-based equipment. Part 1: General description and physical layer
Standard published on 1.10.2002
Selected format:Electromagnetic compatibility and Radio spectrum Matters (ERM); VHF air-ground Digital Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment; Part 1: EN for ground equipment
Standard published on 1.10.2005
Selected format:Electromagnetic compatibility and Radio spectrum Matters (ERM); VHF air-ground Digital Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment; Part 1: EN for ground equipment
Standard published on 1.6.2007
Selected format:VHF air-ground Digital Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment; Part 1: EN for ground equipment
Standard published on 1.6.2011
Selected format:VHF air-ground Digital Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment; Part 1: EN for ground equipment
Standard published on 1.1.2012
Selected format:VHF air-ground Digital Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment; Part 1: EN for ground equipment
Standard published on 1.4.2012
Selected format:VHF air-ground Digital Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment; Part 1: EN for ground equipment
Standard published on 1.11.2015
Selected format:Elektromagnetická kompatibilita a záležitosti rádiového spektra (ERM). Režim 4 dátového spoja VHF (VDL) rádiových zariadení vzduch - zem. Technické charakteristiky a meracie metódy na pozemné zariadenia. Časť 2: Vrstva dátového spoja (Norma na priame používanie ako STN).
Standard published on 1.3.2003
Selected format:Electromagnetic compatibility and Radio spectrum Matters (ERM); VHF air-ground Data Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment; Part 2: Data link layer
Standard published on 1.12.2003
Selected format:Electromagnetic compatibility and Radio spectrum Matters (ERM); VHF air-ground Data Link (VDL) Mode 4 radio equipment; Technical characteristics and methods of measurement for ground-based equipment; Part 2: Data link layer
Standard published on 1.10.2005
Selected format:Latest update: 2025-12-18 (Number of items: 2 252 678)
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