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Day in Engineering History Archive - September 12

Day in Engineering History September 12 Archive - RF CafeSeptember 12

Jack Kilby Builds World's 1st IC - Please click here to visit RF Cafe.1818: Richard Gatling, inventor of the Gatling machine gun, was born. 1869: British physician Peter Roget, best known for his thesaurus but also the inventor of a log-log slide rule and early investigator of sampling phenomena, died. 1888: Richard Proctor, who first proposed that lunar craters are caused by meteors rather than volcanic actions, died. 1923: Jules-Louis-Gabriel Violle, who made the first high altitude measurement of the solar constant and after whom the Violle standard of luminous intensity was named, died. 1956: The first commercial coal pipeline was completed. 1958: Jack Kilby of Texas Instruments invented the integrated circuit. 1959: The Soviet Union launched Luna 2, which on September 13 it became the first space probe to reach the moon. 1962: President John F. Kennedy delivered his famous speech declaring, "We choose to go to the moon in this decade and do the other things, not because they are easy, but because they are hard, because that goal will serve to organize and measure the best of our energies and skills, because that challenge is one that we are willing to accept, one we are unwilling to postpone..." 1992: Dr. Mae Carol Jemison became the first black woman in space as the payload specialist aboard the space shuttle Endeavor. 1994: A stolen, single-engine Cessna crashed into the South Lawn of the White House. 1995: Two Americans were killed when their hydrogen balloon was shot down by the Belarusian military during an international race. 2013: American physicist Ray Dolby, of noise reduction fame, died.

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Note: These historical tidbits have been collected from various sources, mostly on the Internet. As detailed in this article, there is a lot of wrong information that is repeated hundreds of times because most websites do not validate with authoritative sources. On RF Cafe, events with hyperlinks have been verified. Many years ago, I began commemorating the birthdays of notable people and events with special RF Cafe logos. Where available, I like to use images from postage stamps from the country where the person or event occurred. Images used in the logos are often from open source websites like Wikipedia, and are specifically credited with a hyperlink back to the source where possible. Fair Use laws permit small samples of copyrighted content.

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RF Cafe began life in 1996 as "RF Tools" in an AOL screen name web space totaling 2 MB. Its primary purpose was to provide me with ready access to commonly needed formulas and reference material while performing my work as an RF system and circuit design engineer. The Internet was still largely an unknown entity at the time and not much was available in the form of WYSIWYG ...

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