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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1701: Swedish astronomer
Anders Celsius, after whom the temperature scale is named, was
born. 1871: Italian physicist
Giovanni Giorgi, who invented the Giorgi system of measurement
that introduced electrical resistance (mksΩ, precursor to the SI),
was born. 1873:
Auguste-Arthur de La Rive, who pioneered the electrochemical
theory of batteries, died. 1894: Japanese industrialist
Konosuke Matsushita, founder of Panasonic, was born. 1897: Andrew
Beard received a patent for a revolutionary rail car coupling device
he called the
Jenny Coupler. 1901: Auto maker
Clement Studebaker, the world's largest producer of horse-drawn
vehicles, died. 1923: The first transatlantic two-way
shortwave contact between amateur radio operators occurred between
American Fred Schnell and Frenchman Leon Deloy. 1951: The first
rocket intercept of an airplane was made with a
Nike missile at White Sands, NM. 1963: The first flight of a
space vehicle powered by liquid hydrogen and liquid oxygen fuel
II) took place. 1990: Britain's Conservatives chose
John Major to succeed
Margaret Thatcher as party leader, paving the way for his appointment
as prime minister. 2007:
Herbert Saffir, developer of the hurricane intensity scale.