Alfa, Bravo, Charlie, Delta, Echo, Foxtrot, Golf, Hotel, India, Juliett, Kilo, Lima, Mike, November, Oscar, Papa, Quebec, Romeo, Sierra, Tango, Uniform, Victor, Whiskey, X-ray, Yankee, Zulu. The same alphabetic code words are used by all agencies, but each agency chooses one of two different sets of numeric code words. In practice these are used very rarely, as they frequently result in confusion between speakers of alphabet phonétique international pdf languages. For instance the message “proceed to map grid DH98” could be transmitted as “proceed to map grid Delta-Hotel-Niner-Ait”.
Using “Delta” instead of “D” avoids confusion between “DH98” and “BH98” or “TH98″. The unusual pronunciation of certain numbers was designed to reduce confusion. In addition to the traditional military usage, civilian industry uses the alphabet to avoid similar problems in the transmission of messages by telephone systems. It is often used in a medical context as well, to avoid confusion when transmitting information. Charlie” became synonymous with this force. The final choice of code words for the letters of the alphabet and for the digits was made after hundreds of thousands of comprehension tests involving 31 nationalities. The qualifying feature was the likelihood of a code word being understood in the context of others.