Page:United States Statutes at Large Volume 63 Part 2.djvu/716

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(6 STAT.] MULTILATERAL-TELEC(('MMUNICATIONS-OCT. 2, 1947 (App. 6 RR) of nationality, followed by the call sign in the case of dupli- cation of names; in that case the name and the call sign are separated by a fraction bar; then the service symbols (see appendix 7); - power in the antenna in kW; - metre-amperes, between brackets, for frequency 500 kc/s.1) To obtain the product "metre-amperes" the actual height of the aerial in metres from the loadline is multiplied by the effective current in amperes at the base of the aerial; - nature of service; - hours of service in the form of a symbol or a reference. Times indicated otherwise than by a symbol must be given in Greenwich mean time (G.M.T.). 2nd and 3rd lines: - below the call sign is shown the ship charge, followed by a note to indicate the administration or private enterprise to which the accounts for charges must be addressed. In the case of change of address of the operating authority, a second note after the charge gives the new address and the date from which the change will take effect; - when two or more ships of the same nationality bear the same name, and also where the accounts for charges must be sent direct to the owner of the ship, the name of the shipping line or of the firm to whom the ship belongs is given by means of a note; - country to which the station is subject (abbreviated indi- cation); - indication of the classes of emission and frequency bands. "If the Safety of Life at Sea Conference should adopt a different system of rating the normal range of a ship station, the information published here shall conform to the system adopted by that Confernc. 2013