Q. What is the radar signature you would expect to receive from a Search and Rescue Transponder (SART)?
A. Twelve dots on the screen issuing from the SART up to a range of 5 nautical miles (assuming SART at 1 m above sea level). Once under the mile range from the SART the signature would turn to one of concentric circles on the screen.
Q. A vessel aground is advised by the Regulations for the Prevention of Collision at Sea, that it may sound an appropriate whistle signal. What would you consider as ‘an appropriate whistle signal’ in these circumstances?
A. The vessel aground could probably use ‘U’ or ‘L’ as an appropriate sound signal.
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