The Dot (computer)
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The Dot was a
portable computer A portable computer is a computer designed to be easily moved from one place to another, as opposed to those designed to remain stationary at a single location such as desktops and workstations. These computers usually include a display a ...
released by Computer Devices, Inc. (CDI) in April 1983. It featured an
Intel 8088 The Intel 8088 ("''eighty-eighty-eight''", also called iAPX 88) microprocessor is a variant of the Intel 8086. Introduced on June 1, 1979, the 8088 has an eight-bit external data bus instead of the 16-bit bus of the 8086. The 16-bit registers ...
processor and up to 704 KB of
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, while its screen was capable of producing graphics at a resolution of up to 1024 by 248 pixels. Despite running
MS-DOS MS-DOS ( ; acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft. Collectively, MS-DOS, its rebranding as IBM PC DOS, and a few op ...
and being compatible with a smattering of popular MS-DOS software, the computer was not fully
IBM PC compatible An IBM PC compatible is any personal computer that is hardware- and software-compatible with the IBM Personal Computer (IBM PC) and its subsequent models. Like the original IBM PC, an IBM PC–compatible computer uses an x86-based central p ...
. The Dot was a commercial failure and was a major factor in CDI's
Chapter 11 bankruptcy Chapter 11 of the United States Bankruptcy Code ( Title 11 of the United States Code) permits reorganization under the bankruptcy laws of the United States. Such reorganization, known as Chapter 11 bankruptcy, is available to every business, w ...
in November 1983.


Specifications

The Dot's primary microprocessor was an
Intel 8088 The Intel 8088 ("''eighty-eighty-eight''", also called iAPX 88) microprocessor is a variant of the Intel 8086. Introduced on June 1, 1979, the 8088 has an eight-bit external data bus instead of the 16-bit bus of the 8086. The 16-bit registers ...
, although customers could have optionally purchased a Z80 expansion board that allowed it to run
CP/M CP/M, originally standing for Control Program/Monitor and later Control Program for Microcomputers, is a mass-market operating system created in 1974 for Intel 8080/Intel 8085, 85-based microcomputers by Gary Kildall of Digital Research, Dig ...
. It otherwise featured 32 KB of
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stock (expandable to 704 KB); a 9-inch-wide, 5-inch-tall
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monitor; and one 3.5-inch floppy disk drive (manufactured by
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, inventors of that format). The computer was optioned with
MS-DOS MS-DOS ( ; acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft. Collectively, MS-DOS, its rebranding as IBM PC DOS, and a few op ...
as a native operating system; a dual
serial port A serial port is a serial communication Interface (computing), interface through which information transfers in or out sequentially one bit at a time. This is in contrast to a parallel port, which communicates multiple bits simultaneously in Pa ...
card; a second 3.5-inch floppy drive; a thermal printer that attaches to the top of the computer; a 300/1200-baud
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; and an
Intel 8087 The Intel 8087, announced in 1980, was the first floating-point coprocessor for the 8086 line of microprocessors. The purpose of the chip was to speed up floating-point arithmetic operations, such as addition, subtraction, multiplication, div ...
floating-point co-processor. The video card supports rendering graphics at pixel resolutions of 640 by 200 or 1024 by 248, while the optional thermal printer can output 132-line text, for a perfect facsimile of the computer's text display mode.


Release and market failure

The Dot was announced in fall 1982 and released in April 1983, the company establishing a national dealer network the month prior to release. The Dot was intended to be the breakout microcomputer product for Computer Devices, Inc., who was previously a successful manufacturer of
computer terminal A computer terminal is an electronic or electromechanical hardware device that can be used for entering data into, and transcribing data from, a computer or a computing system. Most early computers only had a front panel to input or display ...
s based out of
Burlington, Massachusetts Burlington is a town in Middlesex County, Massachusetts, United States. The population was 26,377 at the 2020 United States census, 2020 census. History It is believed that Burlington takes its name from the English town of Bridlington, York ...
. Despite possessing the same
Intel 8088 The Intel 8088 ("''eighty-eighty-eight''", also called iAPX 88) microprocessor is a variant of the Intel 8086. Introduced on June 1, 1979, the 8088 has an eight-bit external data bus instead of the 16-bit bus of the 8086. The 16-bit registers ...
as the
IBM PC The IBM Personal Computer (model 5150, commonly known as the IBM PC) is the first microcomputer released in the List of IBM Personal Computer models, IBM PC model line and the basis for the IBM PC compatible ''de facto'' standard. Released on ...
as well as being shipped with
MS-DOS MS-DOS ( ; acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft. Collectively, MS-DOS, its rebranding as IBM PC DOS, and a few op ...
(functionally equivalent to IBM's
PC DOS PC or pc may refer to: Arts and entertainment * Player character or playable character, a fictional character controlled by a human player, usually in role-playing games or computer games * '' Port Charles'', an American daytime TV soap opera * ...
), the Dot was not fully
IBM PC compatible An IBM PC compatible is any personal computer that is hardware- and software-compatible with the IBM Personal Computer (IBM PC) and its subsequent models. Like the original IBM PC, an IBM PC–compatible computer uses an x86-based central p ...
. . Demand for the Dot was low, and by December 1983 only between 2,000 and 3,000 units had been sold. Computer Devices announced two massive layoffs in the wake of the computer's failure and other complications in the company, the first in August 1983, the second in October 1983. Computer Devices filed for
Chapter 11 bankruptcy Chapter 11 of the United States Bankruptcy Code ( Title 11 of the United States Code) permits reorganization under the bankruptcy laws of the United States. Such reorganization, known as Chapter 11 bankruptcy, is available to every business, w ...
the following month. The Dot's failure and Computer Device's bankruptcy were highly publicized at the time, as it came amid a slew of other concurrent bankruptcy filings from other high-tech companies—not least of which was that of
Osborne Computer Corporation The Osborne Computer Corporation (OCC) was an American computer company and pioneering maker of portable computers. It was located in Hayward, California, part of San Francisco Bay Area in California.Osborne 1 The Osborne 1 is the first commercially successful portable computer, released on April 3, 1981 by Osborne Computer Corporation. It weighs , cost US$1,795, and runs the CP/M 2.2 operating system. It is powered from a wall socket, as it has no ...
was the first commercially successful portable computer ever made. Unlike Osborne, however, Computer Devices was able to survive their bankruptcy and continue into the next decade, albeit making a pivot into software development for specialized applications. The company eventually dissolved in October 1998.


References

Computer-related introductions in 1983 X86-based computers {{microcompu-stub