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Field telephones are telephones used for military communications. They can draw power from their own battery, from a telephone exchange (via a central battery known as CB), or from an external power source. Some need no battery, being sound-powered telephones. Telephone linesmen ford Lunga River during the Guadalcanal Campaign of World War II.
The TA-57 can be used for induction calls working with 2-wire lines in an OB (local battery) or a ZB (central battery) operation. It can be used to transmit voice messaging in ranges between 0.3 and 3.4 kHz, with a calling frequency of 15 to 45 Hz. Absolute signal level at output of transmission path with a 600Ω load ranges between -3 and +3 dBu.
Military communications – or "comms" – are activities, equipment, techniques, and tactics used by the military in some of the most hostile areas of the earth and in challenging environments such as battlefields, on land (compare radio in a box), underwater and also in air. Military comms include command, control and communications and ...
A signaller, signalman, colloquially referred to as a radioman or signaleer [1] in the armed forces is a specialist soldier, sailor or airman responsible for military communications. Signallers, a.k.a. Combat Signallers or signalmen or women, are commonly employed as radio or telephone operators, relaying messages for field commanders at the ...
The M249 SAW, M240, MK 19, and M2 machine guns can be mounted on vehicles. BGM-71 TOW mounted on Humvee and JLTV variants, as well as M2 and M3 Bradley. The M134 Minigun fires 7.62mm ammunition at 3,000 to 4,000 rpm. The M3P Machine Gun, an M2 variant with a higher rate of fire mounted on the Avenger Humvee.
The field telephone 50 is used by all communication troops of the Swiss Army for both point-to-point connections and landlines . For the first variant, two field telephones are connected with telephone wire. In the second version the phone is connected to lines specially reserved for the army. Such a linked phone is accessible from any telephone.
Tactical communications. Tactical communications are military communications in which information of any kind, especially orders and military intelligence, are conveyed from one command, person, or place to another upon a battlefield, particularly during the conduct of combat. It includes any kind of delivery of information, whether verbal ...
United States Army Signal Corps. The United States Army Signal Corps (USASC) is a branch of the United States Army that creates and manages communications and information systems for the command and control of combined arms forces. It was established in 1860, the brainchild of Major Albert J. Myer, and had an important role in the American ...
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