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Bulletin of the Seismological Society of America (BSSA) is a bimonthly peer reviewed scientific journal published by the Seismological Society of America. The editor-in-chief is Thomas Pratt (U. S. Geological Survey). The journal covers seismology and related disciplines.
The Bulletin of the Seismological Society of America (BSSA), first issued in 1911, is a bimonthly peer-reviewed journal of original seismological research as well as reviews which summarize topics of seismic research. Offering highly detailed, in-depth, and theoretical treatment of its subject matter by international authors, this journal ...
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Preceding each code with "ten-" gave the radio transmitter time to reach full power. An APCO Bulletin of January 1940 lists codes assigned as part of standardisation. [7] In 1954, APCO published an article describing a proposed simplification of the code, based on an analysis conducted by the San Diego Police Department. [8]
Using the codes eases coordination and improves understanding during multiservice operations. The codes are intended for use by air, ground, sea, and space operations personnel at the tactical level. Code words that are followed by an asterisk (*) may differ in meaning from NATO usage. There is a key provided below to describe what personnel ...
Examples of police codes include "10 codes" (such as 10-4 for "okay" or "acknowledged"—sometimes written X4 or X-4), signals, incident codes, response codes, or other status codes. These code types may be used in the same sentence to describe specific aspects of a situation.
ACP-131 [1] is the controlling publication for the listing of Q codes and Z codes. It is published and revised from time to time by the Combined Communications Electronics Board (CCEB) countries: Australia, New Zealand, Canada, United Kingdom, and United States.
The QSA code and QRK code are interrelated and complementary signal reporting codes for use in wireless telegraphy . An enhanced format, SINPO code , was published in the ITU Radio Regulations, Geneva, 1959, [ 1 ] but is longer and unwieldy for use in the fast pace of Morse code communications.