3: STAT.]1 IULTILATERAL-TELEC(OMMUNICATIONS--OCT. 2, 1947 (Chapter XIV, art. 37 RR) (864-871) ARTICLE 37 Distress Signal and Traffic. Alarm, Urgency and Safety Signals Section L General 864 §1. In the maritime mobile and aeronautical mobile ser- vices, the procedure laid down in this article is obligatory. 865 §2. No provision of these Regulations shall prevent the use by a mobile station in distress of any means at its disposal to attract attention, make known its position, and obtain help. 866 § 3. (1) The speed of telegraph transmission in cases of dis- tress, urgency or safety must not in general exceed 16 words a minute. 867 (2) The speed of transmission for the alarm signal is indicated in 920. Section II. Frequencies to Be Used in Case of Distress 868 §4. Ships. (1) In case of distress, the frequency to be used shall be the international distress frequency, that is, 500 kc/s (see 714); it must preferably be used on class A2 or B emis- sions. 869 (2) In case of distress for radiotelephone stations work- ing in the authorized bands between 1 605 and 2 850 kc/s, the frequency to be used is the distress frequency 2 182 kc/s (see article 34 and particularly 815). 870 (3) Ship stations which cannot transmit on the above distress frequencies shall use their normal calling frequency. 871 §5. Aircraft. Any aircraft in distress must transmit the distress call on the frequency on which the land or mobile stations capable of helping it, keep watch. When the call is addressed 81939 0-52-PT . 11---39 1899
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