pocket-sized calculator

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• Calculator — For mechanical precursors to the modern calculator, see mechanical calculator. For other uses, see Calculator (disambiguation). An electronic pocket calculator with a 7‑segment LCD display, that can perform basic arithmetic operations …   Wikipedia

• Pocket PC — A Pocket PC, abbreviated P/PC or PPC, is a hardware specification for a handheld sized computer (Personal digital assistant) that runs the Microsoft Windows Mobile operating system. It may have the capability to run an alternative operating… …   Wikipedia

• Pocket computer — A pocket computer is a small calculator sized handheld computer programmable in BASIC. This specific category of computers existed primarily in the 1980s. Manufacturers included Sharp, Casio, Tandy/Radio Shack (Selling Casio and Sharp models… …   Wikipedia

• Monroe Calculator Company — The Monroe Calculator Company was a leading maker of adding machines and calculators founded in 1912 by Jay R. Monroe and now known as Monroe Systems for Business. The company was also known as Monroe Calculating Machine Company, Monroe THE… …   Wikipedia

• Tandy Pocket Computer — A Tandy Pocket Computer is one of a line of 1980s small pocket computers mdash;calculator sized programmable computing devices mdash;sold primarily under the Tandy or Radio Shack brands, but were actually rebadged Sharp and Casio devices with… …   Wikipedia

• Sinclair Scientific — The Sinclair Scientific calculator was a 12 function, pocket sized calculator, selling for about $100 in the USA and around £45 in the UK. It was introduced in 1974 and sold in both kit and assembled forms [ An Engineer s Notebook , CME journal,… …   Wikipedia

• Sinclair Cambridge — The Sinclair Cambridge calculator was a 4 function, pocket sized calculator manufactured by Sinclair Research Ltd.. It sold initially for about £43 ($100). It was introduced in the summer of 1973 and sold in both kit and assembled forms. Power… …   Wikipedia

• Hewlett-Packard Company — ▪ American company Introduction  American manufacturer of computers, computer peripherals, and instrumentation equipment. Headquarters are in Palo Alto, California. Founding and early growth       The company was founded on January 1, 1939, by… …   Universalium

• HP-35 — The HP 35 was Hewlett Packard s first pocket calculator and the world s first scientific pocket calculator (a calculator with trigonometric and exponential functions). Like some of HP s desktop calculators it used reverse Polish notation.… …   Wikipedia

• Slide rule — For other uses, see Slide rule (disambiguation). A typical ten inch student slide rule (Pickett N902 T simplex trig). The slide rule, also known colloquially as a slipstick,[1] is a mechanical analog computer. The slide rule is used primarily for …   Wikipedia

• Casio — Infobox Company company name = Casio Computer Co., Ltd. カシオ計算機株式会社 company company type = Public ( [http://quote.tse.or.jp/tse/quote.cgi?F=listing/EDetail1 MKTN=T QCODE=6952 Casio on TSE] ) company slogan = foundation = Tokyo (1946) location =… …   Wikipedia