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ETSI EN 301 841-3
M00001791
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ETSI EN 301 841-3 VHF air-ground Digital Link (VDL) Mode 2; Technical characteristics and methods of measurement for ground-based equipment; Part 3: Harmonised Standard covering the essential requirements of article 3.2 of the Directive 2014/53/EU
standard by European Telecommunications Standards Institute, 09/01/2016
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The present document applies to VDL Mode 2 ground-air digital communications using Differential Eight Phase ShiftKeying (D8PSK), intended for channel increments of 25 kHz. The VDL Mode 2 system provides data communicationexchanges between aircraft and ground-based systems, operating in the VHF band (117,975 MHz to 137,000 MHz).The scope of the present document is limited to ground based stations.NOTE: The VDL Mode 2 can be used as an Air/Ground sub-network of the Aeronautical TelecommunicationNetwork (ATN) using a band with AM(R)S spectrum allocation.The present document contains requirements to demonstrate that "... Radio equipment shall be so constructed that itboth effectively uses and supports the efficient use of radio spectrum in order to avoid harmful interference" [i.1].
In addition to the present document, other ENs that specify technical requirements in respect of essential requirementsunder other parts of article 3 of the Directive 2014/53/EU [i.1] as well as essential requirements under the SESInteroperability Regulation No 552/2004 [i.5] and related implementing rules and/or essential requirements under theEASA basic Regulation No 216/2008 [i.6] as amended by Regulation No 1108/2009 [i.7] may apply to equipmentwithin the scope of the present document.