The present document applies to Very High Frequency (VHF) Digital Link (VDL) Mode 4 ground-based radiotransmitters and receivers for air-ground communications operating in the VHF band, using Gaussian-filteredFrequency Shift Keying (GFSK) Modulation with 25 kHz channel spacing and capable of tuning to any of the 25 kHzchannels from 112,000 MHz to 136,975 MHz as defined in ICAO VHF Digital Link (VDL) Standards andRecommended Practices (SARPs) [i.5].
Manufacturers should note that in future the tuning range for the ground transceivers may also cover any 25 kHzchannel from 108,000 MHz to 111,975 MHz.
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.2].
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.2] as well as essential requirements under the SingleEuropean Sky Interoperability Regulation 552/2004 [i.10] and related implementing rules and/or essential requirementsunder the EASA basic regulation No 216/2008 [i.3] as amended by Regulation No 1108/2009 [i.4] may apply toequipment within the scope of the present document.
- Edition:
- 2.1.1
- Published:
- 09/01/2016
- Number of Pages:
- 19
- File Size:
- 1 file , 92 KB
- Note:
- This product is unavailable in Russia, Ukraine, Belarus
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