Before 1965 only separate battalions and regiments were allowed to wear unit crests. Now virtually every unit in the army has a Distinguished Unit Insignia (Unit Crest). Unit Crests for Non-Uniform Wear. More and more we are asked to provide miniature unit crests. These are popular as inexpensive but valued presentation items.
F connector. From Wikipedia, the free encyclopedia. The F connector is a coaxial RF connector commonly used for over the air terrestrial television, cable television and universally for satellite television and cable modems, usually with RG-6/U cable or, in older installations, with RG-59/U cable.
Television (TV/HDTV) Connections. Commonly called Coax or RF or F Connections: The Coax or F connector inputs on your TV are for connecting an antenna, Cable TV, FIOS or Satellite Receiver. These connections carry modulated audio and video on the same cable. They can have HD capable tuners or satellite or digital cable capable or whatever. You may at some point need to know.