Artikel 133

(1) A vessel fitted with a radiotelegraph station in accordance with Regulations 130 or 131(2)(a) shall, while at sea, carry at least one radio officer or radio operator, and, if not fitted with a radiotelegraph auto alarm, such radio officer or radio operator shall, subject to the provisions of paragraph (3), listen continuously on the radiotelegraph distress frequency using headphones or a loudspeaker.
(2) (a) While a vessel fitted with a radiotelegraph station in accordance with Regulation 130 and fitted with a radiotelegraph auto alarm is at sea, a radio officer using headphones or a loudspeaker shall, subject to the provisions of paragraph (3), listen on the radiotelegraph distress frequency for at least 8 hours a day in the aggregate.
(b) While a vessel of less than 75 metres in length fitted with a radiotelegraph station in accordance with Regulation 131(2)(a) and fitted with a radiotelegraph auto alarm is at sea, a radio officer or radio operator using headphones or a loudspeaker shall, subject to the provisions of paragraph (3), listen on the radiotelegraph distress frequency during such periods as may be determined by the Administration.
(a) While a vessel fitted with a radiotelegraph station in accordance with Regulation 130 and fitted with a radiotelegraph auto alarm is at sea, a radio officer using headphones or a loudspeaker shall, subject to the provisions of paragraph (3), listen on the radiotelegraph distress frequency for at least 8 hours a day in the aggregate.
(b) While a vessel of less than 75 metres in length fitted with a radiotelegraph station in accordance with Regulation 131(2)(a) and fitted with a radiotelegraph auto alarm is at sea, a radio officer or radio operator using headphones or a loudspeaker shall, subject to the provisions of paragraph (3), listen on the radiotelegraph distress frequency during such periods as may be determined by the Administration.
(3) (a) During the period when a radio officer or radio operator is required by this Regulation to listen on the radiotelegraph distress frequency, the radio officer or radio operator may discontinue such listening during the time when he is handling traffic on other frequencies, or when the radio officer is performing other essential radio duties, but only if it is impracticable to listen by split headphones or loudspeaker. The listening watch shall always be maintained by a radio officer or radio operator using headphones or loudspeaker during the silence periods provided for by the Radio Regulations. The term “essential radio duties” of the radio officer includes urgent repairs of: (i) equipment for radiocommunication used for safety; and
(ii) radio navigational equipment by order of the skipper.
(i) equipment for radiocommunication used for safety; and
(ii) radio navigational equipment by order of the skipper.
(b) In addition, on vessels other than multi-radio officer fishing vessels, the radio officer may, in exceptional cases, i.e. when it is impractical to listen by split headphones or loudspeaker, discontinue listening by order of the skipper in order to carry out maintenance required to prevent imminent malfunction of: (i) equipment for radiocommunication used for safety;
(ii) radio navigational equipment; and
(iii) other electronic navigational equipment including its repair; provided that: (iv) the radio officer, at the discretion of the Administration, is appropriately qualified to perform these duties;
(v) a receiving selector is fitted which meets the requirements of the Radio Regulations; and
(vi) the listening watch is always maintained by a radio officer using headphones or loudspeaker during the silence periods provided for by the Radio Regulations.
(i) equipment for radiocommunication used for safety;
(ii) radio navigational equipment; and
(iii) other electronic navigational equipment including its repair;
(iv) the radio officer, at the discretion of the Administration, is appropriately qualified to perform these duties;
(v) a receiving selector is fitted which meets the requirements of the Radio Regulations; and
(vi) the listening watch is always maintained by a radio officer using headphones or loudspeaker during the silence periods provided for by the Radio Regulations.
(a) During the period when a radio officer or radio operator is required by this Regulation to listen on the radiotelegraph distress frequency, the radio officer or radio operator may discontinue such listening during the time when he is handling traffic on other frequencies, or when the radio officer is performing other essential radio duties, but only if it is impracticable to listen by split headphones or loudspeaker. The listening watch shall always be maintained by a radio officer or radio operator using headphones or loudspeaker during the silence periods provided for by the Radio Regulations. The term “essential radio duties” of the radio officer includes urgent repairs of: (i) equipment for radiocommunication used for safety; and
(ii) radio navigational equipment by order of the skipper.
(i) equipment for radiocommunication used for safety; and
(ii) radio navigational equipment by order of the skipper.
(b) In addition, on vessels other than multi-radio officer fishing vessels, the radio officer may, in exceptional cases, i.e. when it is impractical to listen by split headphones or loudspeaker, discontinue listening by order of the skipper in order to carry out maintenance required to prevent imminent malfunction of: (i) equipment for radiocommunication used for safety;
(ii) radio navigational equipment; and
(iii) other electronic navigational equipment including its repair; provided that: (iv) the radio officer, at the discretion of the Administration, is appropriately qualified to perform these duties;
(v) a receiving selector is fitted which meets the requirements of the Radio Regulations; and
(vi) the listening watch is always maintained by a radio officer using headphones or loudspeaker during the silence periods provided for by the Radio Regulations.
(i) equipment for radiocommunication used for safety;
(ii) radio navigational equipment; and
(iii) other electronic navigational equipment including its repair;
(iv) the radio officer, at the discretion of the Administration, is appropriately qualified to perform these duties;
(v) a receiving selector is fitted which meets the requirements of the Radio Regulations; and
(vi) the listening watch is always maintained by a radio officer using headphones or loudspeaker during the silence periods provided for by the Radio Regulations.
(4) In vessels fitted with a radiotelegraph auto alarm this radiotelegraph auto alarm shall, while the vessel is at sea, be in operation whenever there is no listening watch being maintained under paragraphs (2) or (3) and, whenever practicable, during direction-finding operations.
(5) The listening periods provided for by this Regulation, including those which are determined by the Administration, shall preferably be maintained during periods prescribed for the radiotelegraph service by the Radio Regulations.