Radionavigation land station

Radionavigation land station is – according to article 1.88 of the International Telecommunication Union´s (ITU) ITU Radio Regulations (RR) – defined as «A radio station in the radionavigation service not intended to be used while in motion.»
Each radio station shall be classified by the radicommunication service in which it operates permanently or temporarily. This station operates in a safety-of-life service and must be protected for Interferences.