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10-7 B Off Radio 10-8 In service. In Service Clear In Service 10-9 Repeat, conditions bad. Repeat Say Again 10-10 Out of service—subject to call. On minor detail, subject to call Fight in progress Negative — 10-11 Dispatching too rapidly. Stay in service Dog Case ... On Duty On Radio 10-12 Officials or visitors present. Visitors or ...
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 ...
Multiservice tactical brevity code used by various military forces. The codes' procedure words, a type of voice procedure, are designed to convey complex information with a few words, when brevity is required but security is not; Ten-code, North American police brevity codes, including such notable ones as 10-4; Phillips Code; NOTAM Code
The QSA code and QRK code are interrelated and complementary signal reporting codes for use in wireless telegraphy . They replaced the earlier QSJ code. They replaced the earlier QSJ code. Currently, the QSA and QRK codes are officially defined in the ITU Radio Regulations 1990, Appendix 13: Miscellaneous Abbreviations and Signals to Be Used in ...
Radio call signs are a globally unique identifier assigned to all stations that are required to obtain a license in order to emit RF energy. The identifiers consist of from 3 to 9 letters and digits, and while the basic format of the call signs are specified by the ITU-R Radio Regulations, Article 19, Identification of stations, [5] the details are left up to each country's radio licensing ...
Historically “10-codes” and “signal codes” were used when radios were less reliable and frequent repetition was required. These codes were rarely uniform even between local agencies. Most used “10-4” to mean “acknowledged”, for example, but some agencies used it as “message ends”.
Supermarine Spitfire Mk Vb of the Polish 303 Kościuszko Squadron showing the RAF squadron code "RF" of 303 Squadron and the individual aircraft letter "D" which would be spoken, D-Dog Instruction page from WW I U.S. Army trench code, Seneca edition, with spelling alphabet for telephone and radio use
Fox is a brevity code used by NATO pilots to signal the simulated or actual release of an air-to-air munition or other combat function. Army aviation elements may use a different nomenclature, as the nature of helicopter-fired weapons is almost always air-to-surface.