Electronics World articles Popular Electronics articles QST articles Radio & TV News articles Radio-Craft articles Radio-Electronics articles Short Wave Craft articles Wireless World articles Google Search of RF Cafe website Sitemap Electronics Equations Mathematics Equations Equations physics Manufacturers & distributors Engineer Jobs Twitter LinkedIn Crosswords Engineering Humor Kirt's Cogitations Engineering Event Calendar RF Engineering Quizzes USAF radar shop Notable Quotes App Notes Calculators Education Engineering Magazines RF Cafe Software,T-Shirts,Coffee Mugs Engineering magazine articles Engineering software Engineering smorgasbord RF Cafe Archives RF Cascade Workbook 2018 RF Stencils for Visio RF & EE Shapes for Word Advertising RF Cafe Homepage Sudoku puzzles Facebook Test notes Thank you for visiting RF Cafe!
MECA Electronics Attenuators

Day in Engineering History Archive - December 7

December 7

Pearl Harbor Day - RF CafeDay in Engineering History December 7 Archive - RF CafeToday is Pearl Harbor Day. "December 7, 1941 - a date which will live in infamy." - President Franklin D. Roosevelt. 1905: Gerard Kuiper, who discovered Miranda, a moon of Uranus, and Nereid, a moon of Neptune, and after whom the Kuiper Belt is named, was born. 1909: Leo Baekeland was awarded a patent for Bakelite, which was the forerunner to today's synthetic plastics. 1934: Wiley Post was credited with discovering the jet stream when he flew into the stratosphere over Bartlesville, OK. On December 7th, 1941, Japanese forces attacked American and British territories and possessions in the Pacific, including the home base of the U.S. Pacific Fleet at Pearl Harbor in Hawaii, thus launching America into World War II. Today, America and Japan are the staunchest of allies. 1960: Walter Noddack, discoverer of the element rhenium (Re, 75), died. 1970: Rube Goldberg, engineer famous for his drawings of Mouse Trap-like contraptions, died. 1972: The Apollo 17 crew blasted off on the last manned mission to the moon, and Eugene Cernan became the last human to step foot on the moon. 1977: Peter Goldmark, who developed the first color commercial television system as well as the 33-1/3 LP phonograph record, died. 2003: Japan abandoned its first Martian probe after a five year journey.

| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |

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.

Rigol Technology (test equipment) - RF Cafe Antenna Test Lab - RF Cafe
About RF Cafe
Kirt Blattenberger - RF Cafe Webmaster
Copyright: 1996 - 2018
Webmaster:
    Kirt Blattenberger,
    BSEE - KB3UON

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 ...

All trademarks, copyrights, patents, and other rights of ownership to images and text used on the RF Cafe website are hereby acknowledged.

My Hobby Website:  AirplanesAndRockets.com

spacer