three-unit code
81United States military occupation codes — A Military Occupational Specialty code is used in the United States Army and United States Marines. In the U.S. Air Force, a system of Air Force Specialty Codes (AFSC) is used. In the United States Navy, a system of naval ratings and designators… …
82UnitTest — The C/C++ Source Code Unit Test Framework!UnitTest is a test framework designed for unit testing C/C++ code on the Microsoft Windows platform. UnitTest has a tiny footprint, the code is very clean. It s written in C++ and can be downloaded freely …
83Radioteletype — (RTTY) is a telecommunications system consisting of two or more teleprinters using radio as the transmission medium.The term radioteletype is used to describe:* either the entire family of systems connecting two or more teleprinters over radio,… …
84Jeopardy! in merchandising — Since the revival of Jeopardy! in 1984, the Jeopardy! brand has been used on products in various other formats. Contents 1 Books 2 Video games 2.1 Consoles 2.2 Handhelds …
85AR-15 variants — This article is a review of many variations of the AR 15 family of weapons. Weapons patterned on the original ArmaLite AR 15 have been produced by numerous manufacturers and have been used by nations around the world, some of which created their… …
86Redondo Beach, California — Infobox Settlement official name = City of Redondo Beach other name = native name = nickname = motto = imagesize = image caption = flag size = image seal size = image shield = shield size = image blank emblem = blank emblem size = 84 flag size =… …
87Augmentative and alternative communication — An AAC user indicates a series of numbers on an eye gaze communication board in order to convey a word. Augmentative an …
88Aviation transponder interrogation modes — An aviation transponder interrogation mode is the format of a sequence of pulses from an interrogating SSR radar, or similar system, and reply format usually referred to as a Code from a transponder, used to determine detailed information from a… …
89Mississippi River — For the river in Canada, see Mississippi River (Ontario). Coordinates: 29°09′04″N 89°15′12″W / 29.15111°N 89.25333°W / …
90Identification friend or foe — An IFF Test Set used for testing transponders on aircraft …
