RF Cafe Software
About RF Cafe
1996 - 2022
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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1642: Italian astronomer
died. 1783: Connecticut became the first state to pass a
copyright statute. 1825: American inventor Eli Whitney, whose cotton gin revolutionized the textile industry, died. 1889: The
tabulating machine was patented by Dr. Herman Hollerith, who later founded IBM. 1935: A.C.
Hardy received a patent for the first
spectrophotometer. 1942: British theoretical cosmologist
Stephen Hawking, was born. 1956: American
Greenleaf Pickard, who
invented the crystal detector, died. 1964: President Lyndon Johnson declared a "War on Poverty" - now there's a quagmire if
there ever was one. 1980:
co-inventor of the ENIAC computer, died. 1982:
American Telephone & Telegraph settled the Justice Department's antitrust lawsuit against it by
agreeing to divest itself of the 22 Bell System companies (Baby Bells). 1987: The
Dow Jones Industrial Average closed above 2,000 for the first time. 1998: al Qaeda terrorist
Ramzi Yousef, the mastermind of the World Trade Center bombing, was sentenced in New York to life in prison.