scope:

The present document defines the functional and operational requirements for navigational radar installations used in inland waterways as required by CESNI ES-TRIN standard [i.1]. The present document is applicable to radar equipment and its associated primary navigational display intended for the navigation of vessels on inland waterways with the following characteristics: • Transmitter Peak Envelope Power up to 10 kW. • The antenna is rotating and passive. • Unmodulated single carrier frequency only may be utilized. The applicable frequencies of operation of this type of radio equipment are given in table 1. These frequencies are allocated to the radio navigation service, as defined in article 5 of the ITU Radio Regulations [i.4].