Untitled timeline

history of computer

the cycle of computer history.

invention of computer

1930 - 1931

charles babage intened the computer

Z1 Computer

1936 - 1942

First freely programmable computer. the inventor is Konrad Zuse .

ABC Computer

1942 - 1944

was first in the computing biz is not always as easy as ABC.the inventor of the ABC computer is John Atanasoff & Clifford Berry.

IBM 701 EDPM Computer

1943 - 1946

The year 1943 saw the development of IBM's 701 EDPM, which, according to IBM, was the first commercially successful general-purpose computer.

Harvard Mark I Computer

1944 - 1946

Howard Aiken & Grace Hopper
were the inventors of the havard mark I computer, the siz of the computer is the size of a room.

The Transistor

1948 - 1949

a transistor is not a computer, but this invention greatly affected the history of computers.

Manchester Baby Computer & The Williams Tube

1948 - 1949

Baby and the Williams Tube turn on the memories.
The Manchester Baby was the world's first stored program computer, running its first program in June 1948. It was designed as a prototype to the Manchester Mark I and to test memory.

UNIVAC Computer

1951 - 1953

First commercial computer & able to pick presidential winners.

First commercial computer

1960 - 1961

First commercial computer with keyboard input and monitor to display entered material--the PDP-1--introduced.

IBM Selectric typewriter.

1962 - 1964

IBM introduces Selectric typewriter, in which characters are printed on paper by a rotating ball while the carriage remains fixed.

"Compact Cassette"

1964 - 1967

Philips introduces the "Compact Cassette" for recording sound on magnetic tape.
First "personal computer" intended for a single researcher developed by Digital Equipment Corporation and MIT's Lincoln Laboratory.
Each LINC computer cost $43,000.


1969 - 1972

ARPANET, the "Mother of the Internet," is begun as a U.S. government experiment linking researchers with remote computer centers and allowing them to share hardware and software resources.

first word-processing system

1973 - 1974

Lexitron introduces first word-processing system ever create.


1980 - 1981

On January 3, Hewlett Packard introduces its HP-85. A microcomputer with 16kB of RAM and a 5-inch CRT display.


1983 - 1984

IBM joins the computer race by announcing the IBM Personal Computer on August 12, 1983, which runs the new MS-DOS operating system and has a starting price of $1,565.


1984 - 1986

IBM PC Division (PCD) introduces its first portable computer, the IBM Portable weighing in at 30 pounds.


1987 - 1988

IBM introduces the PS/2 personal computer that has improved graphics, a 3.5-inch diskette drive, and proprietary bus to help prevent clone makers competition, and a bidirectional 8-bit port.


1989 - 1991

The first release of Microsoft Office for the Apple Mac is released on August 1, 1989.

80386SL Processor

1992 - 1993

Intel releases the 80386SL processor that uses low power and found in many portable computers.