Pitor, JánŠkultéty, FilipGötz, Karol2020-10-162020-10-1620141339-5130http://drepo.uniza.sk/handle/hdluniza/291This paper aims to familiarize experts from other fields with issues of flight check of Non Directional Beacon (NDB) and its assessment. The AT-940 Automatic Flight Inspection System and the aircraft PIPER SENECA are described followed by flight check specifications and procedures. Evaluated were the coverage of NDB Z, NDB ZLA located at Žilina airport and Standard Instrument Approach Procedure for runway 06. The results of evaluation are in paragraph 4. The paper is based on project “Centre of excellence for Air Transport” focused on the impact of air transport on environment photogrammetry, surveillance of electromagnetic compatibility of radio navigation aids and radio communication equipment.enhttp://creativecommons.org/licenses/by/4.0/checkingsurveillanceradio navigation aidsradio communication equipment environmentphotogrammetryArticlehttps://doi.org/10.26552/tac.C.2014.2.3