2526 INTERNATIONAL AGREEMENTS OTHER THAN TREATIES [54 STAr. (15) ON BOARD STATION: A station on board either of a ship which is not permanently moored, or an aircraft. (16) SHIP STATION: A station on board a ship which is not permanently moored. (17) AIRCRAFT STATION: A station on board any aerial vehicle. (18) RADIOBEACON STATION: A special station the emissions of which are intended to enable an on-board station to determine its bearing or a direction with reference to the radiobeacon station, and in some cases also the distance which separates it from the latter. (19) RADIODIRECTION-FINDING STATION: A station equipped with special apparatus for determining the direction of the emissions of other stations. (20) TELEPHONE BROADCASTING STATION: A station carrying on a telephone broadcasting service. (21) TELEVISION BROADCASTING STATION: A station licensed for the transmission of transient visual images of moving or fixed objects, for simultaneous reception and reproduction. (22) AMATEUR STATION: A station used by an amateur, that is, by a duly authorized person interested in radio technique solely with a personal aim and without pecuniary interest. (23) PRIVATE EXPERIMENTAL STATION: A private station for experiments looking to the development of radio technique or science. (24) PRIVATE RADIO STATION: A private station, not open to public correspondence, which is authorized solely to exchange with other private radio stations communications concerning the private business of the license holder or holders. (26) FREQUENCY ASSIGNED TO A STATION: The frequency assigned to a station is the frequency occupying the center of the frequency band in which the station is authorized to work. In general this frequency is that of the carrier wave. (26) FREQUENCCY BAND OF AN EMISSION: The frequency band of an emission is the frequency band actually occupied by the emission for the type of transmission and for the signaling speed used.
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