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IBM PCjr

Index IBM PCjr

The IBM PCjr (read "PC junior") was IBM's first attempt to enter the home computer market. [1]

139 relations: Adventure game, Adweek, American Broadcasting Company, Apple II, Apple IIc, Apple IIe, Apple Inc., Arnold Greenberg (Coleco), Atari 8-bit family, Atari, Inc., BIOS, Broderbund, Byte (magazine), Cannibalization (marketing), Central processing unit, Charles M. Schulz, Charlie Chaplin, Chiclet keyboard, Chiclets, Coleco Adam, Color Graphics Adapter, Commodore 64, Compaq, Composite artifact colors, Compute!, Computer magazine, ComputerLand, Copy protection, Couch, Cray, Creative Computing (magazine), Daisy chain (electrical engineering), Data-rate units, Digital Equipment Corporation, Doug Carlston, Economics of Christmas, Edsel, Fear, uncertainty and doubt, Flat memory model, Forward compatibility, Frogger, Function key, George Morrow (computers), Glossary of video game terms, Hayes command set, Hewlett-Packard, Home computer, Human factors and ergonomics, IBM, IBM DisplayWrite, ..., IBM JX, IBM PC compatible, IBM PC DOS, IBM Personal Computer, IBM Personal Computer/AT, IBM Personal System/2, IBM PS/1, Imagic, InfoWorld, Instant book, Intel 8088, Jack Tramiel, John C. Dvorak, John R. Opel, Jonestown, Ken Williams (game developer), Keyboard layout, Killer application, Kilobyte, King's Quest, King's Quest I, Lewisburg, Tennessee, Light pen, Lotus 1-2-3, Macintosh, Mainframe computer, Master System, Microsoft Flight Simulator, Modem, Modular connector, Motorola, Motorola 6845, Mouse Systems, Multiple buffering, New Coke, Normandy landings, Operation Entebbe, Orphaned technology, Paine Webber, PC Magazine, PC speaker, PC1512, Peanuts, Personal computer, Peter Norton, Popular Mechanics, Popular Science, Price war, Procter & Gamble, Product bundling, Product differentiation, RadioShack, RAM drive, Random-access memory, RF modulator, RGB color model, ROM cartridge, Sega Genesis, Sell-side analyst, Shared graphics memory, Shift register, Sierra Entertainment, Software Publishing Corporation, Spinnaker Software, Steven Levy, Sun Microsystems, Tandy 1000, Tandy Corporation, Tandy Graphics Adapter, Tape drive, Tecmar, Teledyne Technologies, Texas Instruments, Texas Instruments SN76489, Texas Instruments TI-99/4A, The Boston Globe, The Learning Company, The New York Times, The Tramp, The Wall Street Journal, The Washington Post, Usability, Video Graphics Array, VisiCalc, Wait state, WordStar, Yankee Group, Ziff Davis, 590 Madison Avenue. Expand index (89 more) »

Adventure game

An adventure game is a video game in which the player assumes the role of a protagonist in an interactive story driven by exploration and puzzle-solving.

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Adweek

Adweek is a weekly American advertising trade publication that was first published in 1978.

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American Broadcasting Company

The American Broadcasting Company (ABC) is an American commercial broadcast television network that is a flagship property of Disney–ABC Television Group, a subsidiary of the Disney Media Networks division of The Walt Disney Company.

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Apple II

The Apple II (stylized as Apple.

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Apple IIc

The Apple IIc, the fourth model in the Apple II series of personal computers, is Apple Computer’s first endeavor to produce a portable computer.

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Apple IIe

The Apple IIe (styled as Apple //e) is the third model in the Apple II series of personal computers produced by Apple Computer.

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Apple Inc.

Apple Inc. is an American multinational technology company headquartered in Cupertino, California, that designs, develops, and sells consumer electronics, computer software, and online services.

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Arnold Greenberg (Coleco)

Arnold Greenberg is an American businessman (born c. 1934) best known as the CEO of Coleco in the 1970s and 1980s.

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Atari 8-bit family

The Atari 8-bit family is a series of 8-bit home computers introduced by Atari, Inc. in 1979 and manufactured until 1992.

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Atari, Inc.

Atari, Inc. was an American video game developer and home computer company founded in 1972 by Nolan Bushnell and Ted Dabney.

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BIOS

BIOS (an acronym for Basic Input/Output System and also known as the System BIOS, ROM BIOS or PC BIOS) is non-volatile firmware used to perform hardware initialization during the booting process (power-on startup), and to provide runtime services for operating systems and programs.

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Broderbund

Broderbund Software, Inc. (stylized as Brøderbund) was an American maker of video games, educational software and productivity tools.

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Byte (magazine)

Byte was an American microcomputer magazine, influential in the late 1970s and throughout the 1980s because of its wide-ranging editorial coverage.

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Cannibalization (marketing)

In marketing strategy, cannibalization refers to a reduction in sales volume, sales revenue, or market share of one product as a result of the introduction of a new product by the same producer.

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Central processing unit

A central processing unit (CPU) is the electronic circuitry within a computer that carries out the instructions of a computer program by performing the basic arithmetic, logical, control and input/output (I/O) operations specified by the instructions.

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Charles M. Schulz

Charles Monroe Schulz (November 26, 1922 – February 12, 2000), nicknamed Sparky, was an American cartoonist best known for the comic strip Peanuts (which featured the characters Charlie Brown and Snoopy, among others).

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Charlie Chaplin

Sir Charles Spencer Chaplin (16 April 1889 – 25 December 1977) was an English comic actor, filmmaker, and composer who rose to fame in the era of silent film.

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Chiclet keyboard

A chiclet keyboard, or island-style keyboard, is a type of input device for electronic systems such as personal computers, calculators and remote controls that uses keys in the shape of small squares with rounded corners and straight sides, in the style of Chiclets, an American chewing gum brand.

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Chiclets

Chiclets is a brand of candy-coated chewing gum manufactured by Mondelēz International.

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Coleco Adam

The Coleco Adam is a home computer, and expansion for the ColecoVision (port 3), released in 1983 by American toy and video game manufacturer Coleco Industries, Inc..

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Color Graphics Adapter

The Color Graphics Adapter (CGA), originally also called the Color/Graphics Adapter or IBM Color/Graphics Monitor Adapter, introduced in 1981, was IBM's first graphics card and first color display card for the IBM PC.

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Commodore 64

The Commodore 64, also known as the C64 or the CBM 64, is an 8-bit home computer introduced in January 1982 by Commodore International (first shown at the Consumer Electronics Show, in Las Vegas, January 7–10, 1982).

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Compaq

Compaq (a portmanteau of Compatibility And Quality; occasionally referred to as CQ prior to its final logo) was a company founded in 1982 that developed, sold, and supported computers and related products and services.

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Composite artifact colors

Composite artifact colors is a designation commonly used to address several graphic modes of some 1970s and 1980s home computers.

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Compute!

Compute!, often stylized as COMPUTE!, was an American home computer magazine that was published from 1979 to 1994.

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Computer magazine

Computer magazines are about computers and related subjects, such as networking and the Internet.

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ComputerLand

ComputerLand was a widespread chain of retail computer stores during the early years of the microcomputer revolution, and was one of the outlets (along with Computer City and Sears) chosen to introduce the IBM PC in 1981.

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Copy protection

Copy protection, also known as content protection, copy prevention and copy restriction, is any effort designed to prevent the reproduction of software, films, music, and other media, usually for copyright reasons.

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Couch

A couch (British English, U.S. English), also known as a sofa or settee (Canadian English and British English), is a piece of furniture for seating two or three people in the form of a bench, with armrests, that is partially or entirely upholstered, and often fitted with springs and tailored cushions.

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Cray

Cray Inc. is an American supercomputer manufacturer headquartered in Seattle, Washington.

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Creative Computing (magazine)

Creative Computing was one of the earliest magazines covering the microcomputer revolution.

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Daisy chain (electrical engineering)

In electrical and electronic engineering a daisy chain is a wiring scheme in which multiple devices are wired together in sequence or in a ring.

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Data-rate units

In telecommunications, data-transfer rate is the average number of bits (bitrate), characters or symbols (baudrate), or data blocks per unit time passing through a communication link in a data-transmission system.

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Digital Equipment Corporation

Digital Equipment Corporation, also known as DEC and using the trademark Digital, was a major American company in the computer industry from the 1950s to the 1990s.

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Doug Carlston

Douglas Gene Carlston (born April 30, 1947 in Boston, Massachusetts) is the founder and current CEO of Tawala Systems based in San Rafael, California.

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Economics of Christmas

The economics of Christmas is significant because Christmas is typically a peak selling season for retailers in many nations around the world.

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Edsel

Edsel is an automobile marque that was planned, developed, and manufactured by the Ford Motor Company for model years 1958–1960.

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Fear, uncertainty and doubt

Fear, uncertainty and doubt (often shortened to FUD) is a disinformation strategy used in sales, marketing, public relations, talk radio, politics, cults, and propaganda.

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Flat memory model

Flat memory model or linear memory model refers to a memory addressing paradigm in which "memory appears to the program as a single contiguous address space." The CPU can directly (and linearly) address all of the available memory locations without having to resort to any sort of memory segmentation or paging schemes.

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Forward compatibility

Forward compatibility or upward compatibility is a design characteristic that allows a system to accept input intended for a later version of itself.

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Frogger

Frogger is a 1981 arcade game developed by Konami.

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Function key

A function key is a key on a computer or terminal keyboard which can be programmed so as to cause an operating system command interpreter or application program to perform certain actions, a form of soft key.

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George Morrow (computers)

George Morrow (January 30, 1934 – May 7, 2003) was part of the early microcomputer industry in the United States.

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Glossary of video game terms

This is a glossary of video game terms which lists the general terms as commonly used in Wikipedia articles related to video games and its industry.

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Hayes command set

The Hayes command set is a specific command language originally developed by Dennis Hayes for the Hayes Smartmodem 300 baud modem in 1981.

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Hewlett-Packard

The Hewlett-Packard Company (commonly referred to as HP) or shortened to Hewlett-Packard was an American multinational information technology company headquartered in Palo Alto, California.

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Home computer

Home computers were a class of microcomputers entering the market in 1977, and becoming common during the 1980s.

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Human factors and ergonomics

Human factors and ergonomics (commonly referred to as Human Factors), is the application of psychological and physiological principles to the (engineering and) design of products, processes, and systems.

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IBM

The International Business Machines Corporation (IBM) is an American multinational technology company headquartered in Armonk, New York, United States, with operations in over 170 countries.

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IBM DisplayWrite

DisplayWrite was a word processor software application that IBM developed and marketed for the IBM PC and PCjr.

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IBM JX

The IBM JX (or JXPC) was a personal computer released in 1984 into the Japanese, Australian and New Zealand markets.

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IBM PC compatible

IBM PC compatible computers are computers similar to the original IBM PC, XT, and AT, able to use the same software and expansion cards.

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IBM PC DOS

IBM PC DOS (an acronym for IBM personal computer disk operating system) is a discontinued operating system for the IBM Personal Computer, manufactured and sold by IBM from the early 1980s into the 2000s.

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IBM Personal Computer

The IBM Personal Computer, commonly known as the IBM PC, is the original version and progenitor of the IBM PC compatible hardware platform.

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IBM Personal Computer/AT

The IBM Personal Computer AT, more commonly known as the IBM AT and also sometimes called the PC AT or PC/AT, was IBM's second-generation PC, designed around the 6 MHz Intel 80286 microprocessor and released in 1984 as System Unit 5170.

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IBM Personal System/2

The Personal System/2 or PS/2 was IBM's third generation of personal computers.

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IBM PS/1

The IBM PS/1 is a brand for a line of personal computers that marked IBM's return to the home market in 1990, five years after the IBM PCjr.

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Imagic

Imagic was a short-lived American video game developer and publisher that created games initially for the Atari 2600 and later for other consoles.

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InfoWorld

InfoWorld (formerly The Intelligent Machines Journal) is an information technology media business.

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Instant book

Instant book is a term used in publishing to describe a book that has been produced and published very quickly to meet market demand.

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Intel 8088

The Intel 8088 ("eighty-eighty-eight", also called iAPX 88) microprocessor is a variant of the Intel 8086.

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Jack Tramiel

Jack Tramiel (born Idek Trzmiel; December 13, 1928 – April 8, 2012) was a Polish American businessman, best known for founding Commodore International.

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John C. Dvorak

John Charles Dvorak (born April 5, 1952) is an American columnist and broadcaster in the areas of technology and computing.

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John R. Opel

John Roberts Opel (January 5, 1925, in Kansas City, Missouri – November 3, 2011, in Fort Myers, Florida) was a U.S. computer businessman.

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Jonestown

The Peoples Temple Agricultural Project, better known by its informal name "Jonestown", was a remote settlement established by the Peoples Temple, an American cult under the leadership of reverend Jim Jones, in north Guyana.

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Ken Williams (game developer)

Ken Williams (born October 30, 1954) is an American retired game programmer who co-founded On-Line Systems together with his wife Roberta Williams.

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Keyboard layout

A keyboard layout is any specific mechanical, visual, or functional arrangement of the keys, legends, or key-meaning associations (respectively) of a computer, typewriter, or other typographic keyboard.

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Killer application

In marketing terminology, a killer application (commonly shortened to killer app) is any computer program that is so necessary or desirable that it proves the core value of some larger technology, such as computer hardware, a gaming console, software, a programming language, a software platform, or an operating system.

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Kilobyte

The kilobyte is a multiple of the unit byte for digital information.

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King's Quest

King's Quest is a graphic adventure game series created by the American software company Sierra Entertainment.

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King's Quest I

King's Quest is an adventure game developed by Sierra On-Line and published originally for the IBM PCjr in 1984 and later for several other systems between 1984 and 1989.

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Lewisburg, Tennessee

Lewisburg is a city in, and the county seat of Marshall County, Tennessee, United States.

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Light pen

A light pen is a computer input device in the form of a light-sensitive wand used in conjunction with a computer's CRT display.

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Lotus 1-2-3

Lotus 1-2-3 is a discontinued spreadsheet program from Lotus Software (later part of IBM).

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Macintosh

The Macintosh (pronounced as; branded as Mac since 1998) is a family of personal computers designed, manufactured, and sold by Apple Inc. since January 1984.

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Mainframe computer

Mainframe computers (colloquially referred to as "big iron") are computers used primarily by large organizations for critical applications; bulk data processing, such as census, industry and consumer statistics, enterprise resource planning; and transaction processing.

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Master System

The is a third-generation home video game console that was manufactured by Sega.

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Microsoft Flight Simulator

Microsoft Flight Simulator (often abbreviated as MSFS or FS) is a series of flight simulator programs, marketed as video games, for the Microsoft Windows, and earlier the MS-DOS, operating systems.

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Modem

A modem (modulator–demodulator) is a network hardware device that modulates one or more carrier wave signals to encode digital information for transmission and demodulates signals to decode the transmitted information.

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Modular connector

A modular connector is an electrical connector that was originally designed for use in telephone wiring, but has since been used for many other purposes.

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Motorola

Motorola, Inc. was an American multinational telecommunications company founded on September 25, 1928, based in Schaumburg, Illinois.

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Motorola 6845

The Motorola 6845 (commonly MC6845) is a video address generator first introduced by Motorola and used among others in the Videx VideoTerm display cards for the Apple II computers, in the MDA, HGC and CGA video adapters for the IBM PC, and in the Amstrad CPC and BBC Micro.

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Mouse Systems

Mouse Systems Corporation, formerly Rodent Associates, was founded in 1982 by Steve Kirsch, inventor of the optical mouse.

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Multiple buffering

In computer science, multiple buffering is the use of more than one buffer to hold a block of data, so that a "reader" will see a complete (though perhaps old) version of the data, rather than a partially updated version of the data being created by a "writer".

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New Coke

New Coke was the unofficial name for the reformulation of Coca-Cola introduced in April 1985 by the Coca-Cola Company to replace the original formula of its flagship soft drink Coca-Cola (also called Coke).

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Normandy landings

The Normandy landings were the landing operations on Tuesday, 6 June 1944 of the Allied invasion of Normandy in Operation Overlord during World War II.

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Operation Entebbe

Operation Entebbe, or Operation Thunderbolt, was a successful counter-terrorist hostage-rescue mission carried out by commandos of the Israel Defense Forces (IDF) at Entebbe Airport in Uganda on 4 July 1976.

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Orphaned technology

Orphaned technology is a descriptive term for computer products, programs, and platforms that have been abandoned by their original developers.

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Paine Webber

PaineWebber and Company was an American stock brokerage and asset management firm that was acquired by the Swiss bank UBS AG in 2000.

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PC Magazine

PC Magazine (shortened as PCMag) is an American computer magazine published by Ziff Davis.

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PC speaker

A PC speaker is a loudspeaker built into most IBM PC compatible computers.

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PC1512

The Amstrad PC1512 was Amstrad's mostly IBM PC-compatible computer system, first manufactured in 1986.

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Peanuts

Peanuts is a syndicated daily and Sunday American comic strip written and illustrated by Charles M. Schulz that ran from October 2, 1950, to February 13, 2000, continuing in reruns afterward.

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Personal computer

A personal computer (PC) is a multi-purpose computer whose size, capabilities, and price make it feasible for individual use.

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Peter Norton

Peter Norton (born November 14, 1943) is an American programmer, software publisher, author, and philanthropist.

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Popular Mechanics

Popular Mechanics is a classic magazine of popular science and technology.

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Popular Science

Popular Science (also known as PopSci) is an American quarterly magazine carrying popular science content, which refers to articles for the general reader on science and technology subjects.

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Price war

Price war is "commercial competition characterized by the repeated cutting of prices below those of competitors".

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Procter & Gamble

Procter & Gamble Co. (P&G) is an American multi-national consumer goods corporation headquartered in downtown Cincinnati, Ohio, founded in 1837 by British American William Procter and Irish American James Gamble.

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Product bundling

In marketing, product bundling is offering several products or services for sale as one combined product or service package.

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Product differentiation

In economics and marketing, product differentiation (or simply differentiation) is the process of distinguishing a product or service from others, to make it more attractive to a particular target market.

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RadioShack

RadioShack, formally RadioShack Corporation, is the trade name of an American retailer founded in 1921, which operates a chain of electronics stores.

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RAM drive

A RAM drive (also called a RAM disk) is a block of random-access memory (primary storage or volatile memory) that a computer's software is treating as if the memory were a disk drive (secondary storage).

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Random-access memory

Random-access memory (RAM) is a form of computer data storage that stores data and machine code currently being used.

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RF modulator

An RF modulator (or radio frequency modulator) is an electronic device whose input is a baseband signal which is used to modulate a radio frequency source.

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RGB color model

The RGB color model is an additive color model in which red, green and blue light are added together in various ways to reproduce a broad array of colors.

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ROM cartridge

A ROM cartridge, sometimes referred to simply as a cartridge or cart, is a removable enclosure containing ROM designed to be connected to a consumer electronics device such as a home computer, video game console and to a lesser extent, electronic musical instruments.

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Sega Genesis

The Sega Genesis, known as the in regions outside of North America, is a 16-bit home video game console developed and sold by Sega.

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Sell-side analyst

A sell-side analyst works for a brokerage firm and evaluates companies for future earnings growth and other investment criteria.

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Shared graphics memory

In computer architecture, shared graphics memory refers to a design where the graphics chip does not have its own dedicated memory, and instead shares the main system RAM with the CPU and other components.

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Shift register

In digital circuits, a shift register is a cascade of flip flops, sharing the same clock, in which the output of each flip-flop is connected to the 'data' input of the next flip-flop in the chain, resulting in a circuit that shifts by one position the 'bit array' stored in it, 'shifting in' the data present at its input and 'shifting out' the last bit in the array, at each transition of the clock input.

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Sierra Entertainment

Sierra Entertainment, Inc. (formerly On-Line Systems and later Sierra On-Line, Inc.) was an American video game developer and publisher based in Bellevue, Washington.

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Software Publishing Corporation

Software Publishing Corporation (SPC) was a Mountain View, California-based manufacturer of business software, originally well known for its "pfs:" series (and its subsequent "pfs:First" and "pfs:Professional" derivative series) of business software products, it was ultimately best known for its pioneering Harvard Graphics business and presentation graphics program.

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Spinnaker Software

Spinnaker Software was a software company founded in 1982John Case.

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Steven Levy

Steven Levy (born 1951) is an American journalist who has written several books on computers, technology, cryptography, the internet, cybersecurity, and privacy.

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Sun Microsystems

Sun Microsystems, Inc. was an American company that sold computers, computer components, software, and information technology services and created the Java programming language, the Solaris operating system, ZFS, the Network File System (NFS), and SPARC.

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Tandy 1000

The Tandy 1000 was the first in a line of more-or-less IBM PC compatible home computer systems produced by the Tandy Corporation for sale in its RadioShack chain of stores.

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Tandy Corporation

Tandy Corporation was an American family-owned leather goods company based in Fort Worth, Texas.

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Tandy Graphics Adapter

Tandy Graphics Adapter (TGA) is a computer display standard for an IBM PC compatible video subsystem that improved on IBM's Color Graphics Adapter (CGA) technology.

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Tape drive

A tape drive is a data storage device that reads and writes data on a magnetic tape.

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Tecmar

Tecmar was an American manufacturer of PC enhancement products based in Solon, OH.

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Teledyne Technologies

Teledyne Technologies, Inc. is an American industrial conglomerate primarily based in the United States but with global operations.

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Texas Instruments

Texas Instruments Inc. (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally.

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Texas Instruments SN76489

The SN76489 Digital Complex Sound Generator (DCSG) is a TTL-compatible programmable sound generator chip from Texas Instruments.

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Texas Instruments TI-99/4A

The Texas Instruments TI-99/4A is a home computer, released June 1981 in the United States at a price of $525 ($ adjusted for inflation).

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The Boston Globe

The Boston Globe (sometimes abbreviated as The Globe) is an American daily newspaper founded and based in Boston, Massachusetts, since its creation by Charles H. Taylor in 1872.

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The Learning Company

The Learning Company (TLC) is an American educational software company, currently owned by Houghton Mifflin Harcourt.

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The New York Times

The New York Times (sometimes abbreviated as The NYT or The Times) is an American newspaper based in New York City with worldwide influence and readership.

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The Tramp

The Tramp (Charlot in several languages), also known as The Little Tramp, was British actor Charlie Chaplin's most memorable on-screen character and an icon in world cinema during the era of silent film.

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The Wall Street Journal

The Wall Street Journal is a U.S. business-focused, English-language international daily newspaper based in New York City.

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The Washington Post

The Washington Post is a major American daily newspaper founded on December 6, 1877.

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Usability

Usability is the ease of use and learnability of a human-made object such as a tool or device.

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Video Graphics Array

Video Graphics Array (VGA) is the display hardware first introduced with the IBM PS/2 line of computers in 1987, following CGA and EGA introduced in earlier IBM personal computers.

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VisiCalc

VisiCalc (for "visible calculator") was the first spreadsheet computer program for personal computers, originally released for the Apple II by VisiCorp.

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Wait state

A wait state is a delay experienced by a computer processor when accessing external memory or another device that is slow to respond.

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WordStar

WordStar is a word processor application that had a dominant market share during the early- to mid-1980s.

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Yankee Group

Yankee Group was an independent technology research and consulting firm, founded in 1970 by Howard Anderson.

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Ziff Davis

Ziff Davis, LLC is an American publisher and Internet company.

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590 Madison Avenue

590 Madison Avenue also known as the IBM Building, is a tall skyscraper at the corner of East 57th Street and Madison Avenue in New York City, New York.

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References

[1] https://en.wikipedia.org/wiki/IBM_PCjr

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