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Slide chart – hand-held device with moving parts, commonly paper, commonly printed for reference or calculation; Timeline of computing; Vernier scale – Auxiliary scale of a measurement device, used to increase precision
Credit-card-sized, solar-powered calculator by Braun (1987) Modern pocket calculator with solar and battery powering. In the mid-1970s the first calculators appeared with field-effect, twisted nematic (TN) LCDs with dark numerals against a grey background, though the early ones often had a yellow filter over them to cut out damaging ultraviolet ...
Braun "Entervan" conversion of a 1998-2000 Chrysler Town & Country. Braun started "Save-A-Step" manufacturing in 1963 to build the first motorized scooter, made from "a lawnmower differential, four big wheelbarrow tires, two 6-volt automotive batteries, makeshift wiring and switches I got from the hardware store, a kitchen chair, and a motor from a 1957 Pontiac kid's car that I rescued from a ...
In systems engineering and software engineering, requirements analysis focuses on the tasks that determine the needs or conditions to meet the new or altered product or project, taking account of the possibly conflicting requirements of the various stakeholders, analyzing, documenting, validating, and managing software or system requirements.
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The Lockheed S-3 Viking is a four-crew, twin-engine turbofan-powered jet aircraft designed and produced by the American aerospace manufacturer Lockheed Corporation.Because of its characteristic sound, it was nicknamed the "War Hoover" after the vacuum cleaner brand.
In mathematical analysis, the Dirac delta function (or δ distribution), also known as the unit impulse, [1] is a generalized function on the real numbers, whose value is zero everywhere except at zero, and whose integral over the entire real line is equal to one.
The Audi S3 is a hot hatch version of the Audi A3 small family car, produced by German automaker Audi since 1999. S3 variants of both the first- and second-generation Audi A3 have been produced. S3 variants of both the first- and second-generation Audi A3 have been produced.