The radio beacon of the DME system, in conjunction with onboard equipment, is intended for measuring the slant distance of an aircraft relative to the ground station. The radio beacon is utilized for enroute and terminal navigation of civil aircraft.
The DME 2700 radio beacon utilizes the operational principles and the signal format of DME/N equipment in accordance with Appendix 10 to the «Convention on International Civil Aviation (ICAO)». The radio beacon can be used in conjunction with the VOR (DVOR) and with Insrument Landing System (ILS) or independently in DME-DME network. In this case data of aircraft position relatively radio beacon installation site are provided onboard in two distances measurement system, that allows solving problems of enroute air navigation as well as at aerodrome area.