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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1802: John Dalton announced the first example of the law of multiple proportions. 1916: Percival Lowell, the American astronomer who helped discover Pluto and believed that there was life on Mars, died. 1923: Goodyear Tire & Rubber Company announced it had purchased all patents and rights to manufacture Zeppelin dirigibles (bad decision). 1926: Jack Ryan, inventor with more than 1,000 patents including the Barbie Doll and Hot Wheels cars, was born. 1936: The Oakland Bay Bridge opened. 1942: The naval battle of Guadalcanal began between Japanese and American forces. 1970: A 240 km/h cyclone hit East Pakistan (Bangladesh). 1979: William Friedman, the cryptologist who broke the Japanese "Purple" code, permitting the reading of many critical Japanese messages during WWII, died. 1980: The US space probe "Voyager One" came within 77,000 miles of Saturn. 1981: The shuttle Columbia became the first spacecraft ever launched twice from Earth.