encoded keyboard

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• Ferguson Big Board — The Big Board (1980) was a Z80 based single board computer designed by Jim Ferguson and sold primarily through Digital Research Computers of Texas (not to be confused with Digital Research, Incorporated aka Intergalactic Digital Research,… …   Wikipedia

• Optigan — Keyboard overview of a model 35002 Optigan. The coded strip above the main keyboard corresponded to numbers in the music books for those unable to read music. The Optigan (a portmanteau of Optical Organ) was an electronic keyboard instrument… …   Wikipedia

• electronic instrument — ▪ music Introduction       any musical instrument that produces or modifies sounds by electric, and usually electronic, means. The electronic element in such music is determined by the composer, and the sounds themselves are made or changed… …   Universalium

• Enigma machine — Military Enigma machine …   Wikipedia

• Barcode — For the taxonomic method, see DNA barcoding. A UPC A barcode symbol A barcode is an optical machine readable representation of data, which shows data about the object to which it attaches. Originally barcodes represented data by varying the… …   Wikipedia

• Non-breaking space — In computer based text processing and digital typesetting, a non breaking space or no break space (NBSP) is a variant of the space character that prevents an automatic line break (line wrap) at its position. In certain formats (such as HTML), it… …   Wikipedia

• Arabic alphabet — Infobox Writing system name=Arabic abjad type=Abjad languages= Arabic, Persian, Kurdish, Baloch, Urdu, Pashto, Sindhi, Malay (limited usage) and others. time=400 CE to the present fam1=Proto Canaanite fam2=Phoenician fam3=Aramaic fam4=Nabataean… …   Wikipedia

• computer — computerlike, adj. /keuhm pyooh teuhr/, n. 1. Also called processor. an electronic device designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of these operations. Cf. analog… …   Universalium

• information processing — Acquisition, recording, organization, retrieval, display, and dissemination of information. Today the term usually refers to computer based operations. Information processing consists of locating and capturing information, using software to… …   Universalium

• 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

• cryptology — cryptologist, n. cryptologic /krip tl oj ik/, cryptological, adj. /krip tol euh jee/, n. 1. cryptography. 2. the science and study of cryptanalysis and cryptography. [1635 45; < NL cryptologia. See CRYPTO , LOGY] * * * Introduction …   Universalium