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John Mauchly


John Mauchly Left & John Presper Eckert Right

John Mauchly Left & John Presper Eckert Right


John Mauchly - Claim to Fame:

Electrical engineer, John Mauchly co-invented with John Presper Eckert, the first general-purpose electronic digital computer, called the ENIAC. The team later co-invented the first commercial (for sale to consumers) digital electronic computer, called the UNIVAC.

Featured Stories on John Mauchly:

  • ENIAC 1: John Presper Eckert and John Mauchly
    20,000 vacuum tubes later... our own in-depth feature. The ENIAC I (Electrical Numerical Integrator And Calculator) was developed by John Mauchly and John Presper Eckert in 1946.
  • The UNIVAC Computer
    The Universal Automatic Computer or UNIVAC was another computer milestone achieved by Dr. J. Presper Eckert and Dr. John W. Mauchly.

John Mauchly - Biography:

John Mauchly was born on August 30, 1907 in Cincinnati, Ohio. However, he grew up in Chevy Chase, Maryland. In 1925 Mauchly attended Johns Hopkins University in Baltimore, Maryland, on a full scholarship and graduated with a degree in physics.

John Mauchly's Introduction to Computers

By 1932, John Mauchly had received his Phd in physics, however, he had always maintened an interest in electrical engineering. In 1940. while Mauchly was teaching physics at Ursinus College in Philadelphia he was introduced to the newly developing field of electronic computers.

In 1941, John Mauchly attended a training course (taught by John Presper Eckert) in electronics at the Moore School of Electrical Engineering at the University of Pennsylvania. Immediately after completing the course Mauchly also became an instructor at the Moore school.

John Mauchly & John Presper Eckert

It was at Moore that John Mauchly began his research on designing a better computer and began his long working relationship with John Presper Eckert. The team collaborated on the construction of the ENIAC completed in 1946. They left the Morre shcool to start their own business the Eckert-Mauchly Computer Corporation. The National Bureau of Standards asked the new company to build the Universal Automatic Computer aka the UNIVAC, the first computer to be produced commercially in the United States.

Johm Mauchly - Later Life

John Mauchly formed Mauchly Associates of which he was president from 1959 to 1965, then becoming chairman of the board. Mauchly was the president of Dynatrend Inc. from 1968 to his death in 1980 and also president of Marketrend Inc. from 1970 again until his death. Johm Mauchly died on January 8 1980, in Ambler, Pennsylvania.
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