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Code · STATUTES-AT-LARGE · Vol. 63 STAT. · Chapter XIV

Chapter XIV.

308 words·~1 min read·/statutes-at-large/vol-63/chapter-xiv-6638837·

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Chap. XIV, art. 37 RR) (931–939) 931 § 33. The adoption of the alarm signal defined in 920 does not prevent an administration from authorizing the use of an automatic apparatus which complies with the preceding conditions and can be actuated by the distress signal ▪ ▪ ▪ ― ― ― ▪ ▪ ▪ Section X. Urgency Signal 932 § 34.
(1)The urgency signal may be transmitted only on the authority of the master or the person responsible for the ship, aircraft or other vehicle carrying the mobile station. 933
(2)The urgency signal may be transmitted by a land station only with the approval of the responsible authority. 934 § 35.
(1)In radiotelegraphy, the urgency signal consists of three repetitions of the group XXX, sent with the letters of each group and the successive groups clearly separated from each other. It is sent before the call. 935
(2)In radiotelephony, the urgency signal consists of three repetitions of the word PAN pronounced as the French word “panne”. It is sent before the call. 936 § 36.
(1)The urgency signal indicates that the calling station has a very urgent message to transmit concerning the safety of a ship, aircraft or other vehicle or of some person on board or within sight. 937
(2)The urgency signal has priority over all other communications, except distress. All mobile and land stations which hear it must take care not to interfere with the transmission of the message which follows the urgency signal. 938
(3)Where the urgency signal is used by a mobile station, it must, as a general rule, be addressed to a specific station. 939 § 37. Messages preceded by the urgency signal must, as a general rule, be drawn up in plain language, except in the case of medical messages. 63 Stat. 1920 (940–947) (
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