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The PRC-163 is one of the Handheld, Manpack & Small Form Fit (HMS) components [3] of the Integrated Tactical Network family of radios, [1] the U.S. Army's modernization strategy for tactical radios. It is a member of L3Harris' Falcon IV family of tactical radios, and the successor to the Falcon III-family AN/PRC-152 Multiband Handheld Radio.
The AN/PRC-77 entered service in 1968 during the Vietnam War as an upgrade to the earlier AN/PRC-25.It differs from its predecessor mainly in that the PRC-77's final power amplifier stage is made with a transistor, eliminating the only vacuum tube in the PRC-25, as well as the DC-DC voltage converter used to create the high plate voltage for the tube from the 15 V battery.
The airborne AN/ARC-201 radio is phasing out [when?] the older tactical air-to-ground radios (AN/ARC-114 and AN/ARC-131). The SINCGARS is designed on a modular basis to achieve maximum commonality among various ground, maritime, and airborne configurations. A common receiver/transmitter (RT) is used in the ground configurations.
For US licensing purposes, mobiles may include hand-carried, (sometimes called portable), equipment. An obsolete term is radiophone. [a] [1] [2] [3] A sales person or radio repair shop would understand the word mobile to mean vehicle-mounted: a transmitter-receiver (transceiver) used for radio communications from a vehicle. Mobile radios are ...
By the Second World War, radio had become the chief medium of air-to-ground and air-to-air communication. Since then, transponders have enabled pilots and controllers to identify planes automatically, greatly improving air security. Most recently, in addition to sophisticated radio and GPS systems, the unmanned aerial vehicle, or drone, has ...
The JTRS Enterprise was composed of five ACAT 1D programs of record - Network Enterprise Domain (NED), Ground Mobile Radios (GMR), Handheld, Manpack, & Small Form Fit (HMS), Multifunctional Information Distribution System (MIDS) JTRS, and Airborne, Maritime Fixed/Station (AMF) and one ACAT III program - Handheld JTRS Enhanced Multi-Band Intra ...
Radio systems of the United States Army (6 P) Pages in category "Military radio systems of the United States" The following 114 pages are in this category, out of 114 total.
where = (), is the horizontal distance between the UAV and the ground node, and are the terminal heights, is the ratio of land area covered by buildings compared to the total land area, is the mean number of buildings per km 2, and is the scale parameter of building heights distribution (assumed to follow a Rayleigh distribution). In some cases ...
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