Paragraph 5 Marine Alarms
Wireless telegraphy apparatus designed or adapted–
(a)
for the transmission of non-verbal signals from a vessel to wireless telegraphy receiving apparatus installed either onshore or in or upon another vessel in order to activate an alarm; and
(b)
so as to be capable of use only–
(i)
at a power not exceeding 10 mW ERP; and
(ii)
on the 161.275 MHz frequency.