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A typical volume of Bell System Practices from the 1970s. The Bell System Practices (BSPs) is a compilation of technical publications which describes the best methods of engineering, constructing, installing, and maintaining the telephone plant of the Bell System under direction of AT&T and Bell Telephone Laboratories. [1]
Required areas of study in the "general" curriculum include electricity, technical drawings, weight and balance, hydraulics and pneumatics, ground operation of aircraft, cleaning and corrosion control, basic mathematical calculations, forms and record-keeping, basic physics, maintenance manuals and publications, and applicable federal ...
The alternative minimum tax (AMT) is a tax imposed by the United States federal government in addition to the regular income tax for certain individuals, estates, and trusts. As of tax year 2018, the AMT raises about $5.2 billion, or 0.4% of all federal income tax revenue, affecting 0.1% of taxpayers, mostly in the upper income ranges.
In telecommunications, a long line is a transmission line in a long-distance communications network such as carrier systems, microwave radio relay links, geosynchronous satellite links, underground cables, aerial cables and open wire, and Submarine communications cables.
The bell-mouth shape allows the maximum amount of air to be drawn into the duct with minimum loss. Cosworth Formula One engine, with bell-mouthed inlet trumpets for each cylinder, known as a velocity stack. A bell-mouth inlet duct is a form of convergent inlet air duct used to direct air into the inlet of a gas turbine engine.
On April 6, 2011, Qwest was acquired by CenturyLink (now Lumen Technologies), an independent telephone provider, [22] bringing Qwest Corporation (originally Mountain Bell), Northwestern Bell, and Pacific Northwest Bell under its control. While based in San Antonio, Texas, since 1992, AT&T Inc. moved its headquarters to Dallas by the end of 2008 ...
The Mobile Telephone Service was one of the earliest mobile telephone standards. It was operator assisted in both directions, meaning that if one were called from a land line the call would be routed to a mobile operator, who would route it to one's phone. Similarly, to make an outbound call one had to go through the mobile operator, who would ...
AMT, the ICAO code for ATA Airlines, a defunct US airline; AMT, the National Rail code for Aldermaston railway station in the county of Berkshire, UK; Automated manual transmission, gearbox technology; Aviation Maintenance Technician, a US Coast Guard rating; Amata Airport, IATA airport code "AMT"