Radar transponder (SART) - activation, detection, determination of survival craft space used frequency: The defendant responds to the pulse of the ship's radar 3-centimeter range, response from the SART on the radar screen will be visible in the form of 12 e-points located equidistant on the other, the closest point to the center of the radar screen will indicate the location of survival craft, the defendant operates in the frequency band 9.2 - 9.5 GHz.