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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1799: Christian Schönbein, who discovered and named ozone (O3) for its peculiar smell (ozo is Greek for smell), was born. 1876: The state of Alaska was officially transferred to America by Russia. 1871: English mathematician Charles Babbage, whose difference engine is considered the first programmable calculator, died. 1892: The first long-distance telephone line was opened between Chicago and New York. 1922: The British Broadcasting Company was formed, and five years later became the British Broadcasting Corporation (BBC). 1931: American inventor Thomas Alva Edison died at age 84. 1945: The International Military Tribunal portion of the Nazi War Crimes trial opened in Nuremberg. 1954: TI announced the world's first transistor radio, the Regency TR-1. 1959: The USSR announced an unmanned space vehicle, Luna 3, had taken first pictures of far side of the moon. 1962: Dr. James Watson of the U.S., Dr. Francis Crick & Dr. Maurice Wilkins of U.K. won the Nobel Prize for Medicine and Physiology for work in determining double-helix molecular structure of DNA. 2004: Scientists at UC Irvine announced the development of the world's longest electrically conducting nanotubes. 2006: Microsoft released Internet Explorer 7. 2012: Antennalyzer inventor Wendell C. Morrison died.