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BOSS Audio Systems is an American manufacturer of audio and video equipment for automotive, power sport and marine applications. The company was founded by Sam Rabbani in 1987. [1] BOSS Audio Systems mainly makes automotive and marine audio equipment.
The Ground-Based Operational Surveillance System, (G-BOSS) created by Raytheon Integrated Defense Systems, is a trailer-mounted tower with mounted surveillance systems.It was integrated with the command operations center (COC) used primarily by the United States Marine Corps during the War in Afghanistan (2001-2021) and the War in Iraq.
A PRC-117 radio and SATCOM antenna. The AN/PRC-117F/G radio is currently in use with the United States Navy Seabee and EOD teams in their MRAP and JERRV vehicles. [2] The radio is also in use by the United States Marine Corps, [6] United States Army, [7] USSOCOM, [8] United States Coast Guard, United States Air Force, [9] Royal Air Force, [10] Dutch Army, Spanish Air Force, British Army ...
Marine VHF mostly uses half-duplex audio equipment and non-relayed transmissions. Ship to ship communication is over a single radio frequency ( simplex ), while ship to shore often uses full duplex frequency pairs, however the transceivers are usually half-duplex devices that cannot receive when transmitting even on a full-duplex channel.
The transmitter, from a Handley Page Halifax bomber, was powered with a cascade of car batteries, a scaffold pole with a skull-and-crossbones flag as an antenna. [2] By September 1964 Sutch had become tired of it and sold it to his friend and unofficial (unpaid) [ 3 ] [ page needed ] manager Reginald Calvert for a reported £5,000. [ 4 ]
Linear slot antennas emit narrow fan-shaped beams. Used as UHF broadcast antennas and marine radar antennas. Lens A lens antenna is made from a layer of dielectric, or a metal screen, or multiple waveguide structure of varying thickness, mounted in front of a feed antenna.