Computer History - 1975

Updated: 05/05/2017 by Computer Hope

Major computer events in 1975

MicrosoftBill Gates and Paul Allen Establish Microsoft April 4, 1975 after creating Altair BASIC. The program is later developed into Microsoft BASIC.

The first digital camera is invented by Steve Sasson, an engineer who worked for Kodak.

Other computer events in 1975

Altair on Popular Electronics magazineOn January 1, 1975 the Altair computer is featured on the front of Popular Electronics magazine making it almost instantly a huge success.

Gordon French hosts the first meeting of the Homebrew Computer Club in his garage March 5, 1975.

Sony introduces the Betamax videocasette tape recorder May 10, 1975.

A flight simulator demo is first shown.

The Byte Shop, one of the first computer stores, open in California.

New computer products and services introduced in 1975

MITS ships one of the first PCs, the Altair 8800 with one kilobyte (KB) of memory. The computer is ordered as a mail-order kit for $439 or assembled for $621.

Bill Gates, Paul Allen, and Monte Davidoff announce Altair BASIC, designed for the Altair computer on January 2, 1975. The language becomes the first computer programming language program for personal computers.

The first resistive touchscreen is developed by George Samuel Hurst in 1975 but it wasn't produced and used until 1982.

The IBM 5100 becomes the first portable computer, which was released on September 1975. The computer weighed 55 pounds and had a five inch CRT display, tape drive, 1.9 MHz PALM processor, and 64 KB of RAM.

IMS Associates begin shipping its IMSAI 8080 computer kits on December 16, 1975.

Computer companies founded in 1975

EPSON enters the US market.

GTCO Calcomp is founded.

Computer company events in 1975

Xerox exits the computer market on July 21, 1975.

Computer pioneers born in 1975

Molly WoodMolly Wood is born May 23, 1975

Marissa Mayer is born May 30, 1975

Nick Woodman is born June 24, 1975

Gina Trapani is born September 19, 1975

Bram Cohen is born October 12, 1975

Bill Kendrick is born in 1975

David Litchfield is born in 1975

Computer pioneer deaths in 1975

William CoolidgeWilliam Coolidge passes away February 3, 1975 (Age: 101)

Christopher Strachey passes away May 18, 1975 (Age: 59)

Niels Bech passes away in 1975 (Age: 55)

Stanley Gill passes away in 1975 (Age: 49)

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