RF Cafe Software
About RF Cafe
1996 - 2016
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.
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1875: English physicist Sir Charles Wheatstone, who invented the resistive bridge circuit that eventually bore his name, died. 1914: The U.S. Post Office established the first fleet of government-owned autos for mail delivery to end rampant fraud by private contractors. 1937: British Nobel Prize winner Sir Ernest Rutherford, who discovered alpha and beta particles, as well as gamma radiation, died. 1941: The first wind turbine to generate energy for an alternating current central power system was placed in service in Grandpa's Knob, VT. 1953: The first jet transcontinental nonstop scheduled service began. 1987: Black Monday - the stock market crashed as the Dow Jones Industrial Average plunged 508 points, or 22.6% in value. 1972: American engineer Philip Drinker, who invented the iron lung, died. 1973: A U.S. Federal Judge signed his decision following a lengthy court trial which declared the ENIAC patent of Mauchly and Eckert invalid and named Atanasoff the inventor of the electronic digital computer -- the Atanasoff-Berry Computer. 2006: The Dow Jones Industrial Average (DJIA) closed above 12,000 for the first time. 2006: Duke University researchers announced the first demonstration of a working invisibility cloak.