5.4.1 With own ship at zero speed, an antenna height of 15
m above the sea level and in calm conditions, the navigational buoy in Table 1 should be detected at a minimum horizontal range of 40 m from the
antenna position and up to a range of 1 NM, without changing the setting of control
functions other than the range scale selector.
5.4.2 Compensation for any range error should
be automatically applied for each selected antenna, where multiple
antennas are installed.