AMENDMENT 25 to INTERNATIONAL STANDARDS AND RECOMMENDED PRACTICES AERONAUTICAL TELECOMMUNICATIONS ANNEX 10 TO THE CONVENTION ON INTERNATIONAL CIVIL AVIATION FOURTH EDITION - APRIL 1955 INTRODUCTION The attached pages should be substituted for corresponding pages of Annex 10. They incorporate Amendment 25 to Annex 10 which takes into account changes in Annex 3 which become applicable on 1 January 1956. The amendment affects the "Aeronautical Note" following the an- swer to signal QUK appearing in Part N of Annex 10. The amend- ment however does not change the substance of the signification of the signal QUK aa it introduces material formerly included by refer- ence to another document. 6 INTERNATIONAL CIVIL AVIATION ORGANIZATION
Purr I V - Coda and Abbreviations Annex 10 - Aeronautical Telecommun iwt ions GENERAL CODE SIGNALS QTJ-QTV Slgnal QTJ QTK QTL QTN QTO QTP QTQ QTR QTS QTU QTV SIGNIFICATION -----. QUESTION OR INTERROGATORY FORM What ie your epeed Requests the speed of a ship or aircraft through the water or air respectively. What is the epeed of your aircraft in rela- tion to the surface of the earth What is your TRUE heading TRUE course with no nd. Aeronautical Note.-Stations of the international aeronautical telecommunication service will dkt- gard the ITU explanatory note shown in paretttheses. At what time did you depart from . . . place Are you airborne or Nave you left dock or port Are you going to alight or land or Are you going to enter dock or port Can you communicate with my station by means of the international code of signals What is the correct time Will you send your call sign for . . . min- utee now or at.. . hours on . .. kc/s. or . . . Mc/s. so that your frequency may be measured What are the hours daring which your station is open Shall I stand guartl for you on the fre- qut.ncy of . . . kc/s. or . . . Mc/s. from . . . to . . . hours ANSWER, INFORMATION OR ADVICE FORM - My speed is . . . knots or . . . kilometses per hour. Indicates the speed of a ship or aircraft through the water or aiir respectively. Aeronautical Note.-In the international aerottiruticol telecommunication sedce it is permissible to give the speed in stafufe miles per hour ng the arbbrrvbtion MPH. The epeed of my aircraft in relation ro he surface of the earth is . . . knots or . . . kilo- metres per hour. Aeronautical Note.-Zn the international aeroraautical telecommunication service it is permissible to give he speed in statute miles per hoiir wing the abbrezkiafioa MPH. - -- My TRUE heading is . . . degrees. ----- --- I departed from . . . place at . . . hour. . -- I am airborne. or I have left dock or port, I am going to alight or land. or I am going to epter dock or port. 1 am going to communicate with your station by means of the international cm1le of signals. --- The correct time is . . . hours. -."- I will send nly call sign for . . . minute now or at . . . hours on . . . kc/s. or. . . . Mc/s. so that my frequency may he measured. My station is open from . . . to . . . hours. - Stand guard for me on the frequency of . . . kc/s. or . . . c from . . . 80 . . . hours. .
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