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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 ...
Code of Federal Regulations: In the United States CG center of gravity: CH Course Heading CHDO certificate-holding district office CHP Course Heading Panel CHT Cylinder Head Temperature (Piston engine aviation) CI cost index CID Customer induced damage C/L Centre line CL checklist: A flight deck manual, usually part of a Quick Reference Handbook
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; Wire signal, Morse Code abbreviation, also known as 92 Code. Appears in ...
This is an incomplete list of U.S. Department of Defense code names primarily the two-word series variety. Officially, Arkin (2005) says that there are three types of code name : Nicknames – a combination of two separate unassociated and unclassified words (e.g. Polo and Step) assigned to represent a specific program, special access program ...
[3] [9] Canada: Visual flight rules (VFR) glider operations for gliders not in contact with ATC; effective February 2017. [7] [10] 1203–1272 US: Discrete 1200 series codes unless otherwise allocated (for example, 1255), designated for DVFR aircraft and only assigned by a flight service station. [3] 1255 US
First letter signifies the type of equipment used by the squadron, where V stands for fixed-wing aircraft (originally – heavier-than-air) Z is for lighter-than-Air craft, and; H is for rotorcraft (helicopters) Subsequent letters (one or several), known as "class letters", indicate the primary mission of the squadron.
Unlike most other categories of aircraft, the introduction of the tri-service designation system in 1962 did not result in a wholesale redesignation of helicopters. While six types received new designations in the unified, "re-started" sequence, the original "H-" series of designations that started in 1948 was also continued, and no further ...
The squadron code is usually presented along with an individual letter or character to form a call sign for the particular aircraft. Location of the call sign combination has usually been on the rear fuselage next to the RAF roundel. In instances when an unusually large numbers of aircraft comprise the squadron, multiple squadron codes have ...