Letter Call Signs Alpha Bravo. The nato phonetic alphabet, also known as the international radiotelephony spelling alphabet, has been adopted. This is actually the nato phonetic alphabet, used, yes, in call signs, but all sorts of military communication.
They are not a system for. Useful for spelling words and names over the phone. The phonetic alphabet, or spelling alphabet, replaces letters and numbers with code words.
As such, 'a' becomes 'alpha', 'b' becomes 'bravo, 'c' becomes 'charlie' and so on.
Call signs can be for individuals, squads, platoons, companies, or higher officials and leaders. The alphabet is used by pilots and air traffic control when they are talking over the radio to ensure that voice communications are understandable. For example, you may hear someone say “s as in seed” rather than “s as in sierra”. As a bonus i have included the abbreviations and acronyms that you will eventually use on the air at some time or other in your daily practice of the amateur radio hobby.