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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1695: Christiaan Huygens, discoverer of the wave theory of light and of Saturn's moon Titan, died. 1831: John Pemberton, the pharmacist who invented Coca-Cola, was born. 1838: Count Ferdinand von Zeppelin, of airship fame, was born. 1856: Charles Barnes patented a crank operated machine gun. 1862: Theodore Timby patented the revolving gun turret. 1873: Anna Nichols became the first woman patent examiner. 1889: The Wall Street Journal was first published. 1932: At the low point of The Great Depression, the DJIA hit 41.22. 1937: England began its 999 emergency phone system. 1947: The Roswell Daily Record headline read, "RAAF Captures Flying Saucer on Ranch in Roswell Region." 1958: The first gold record album was presented by the RIAA for the soundtrack "Oklahoma!" 1969: The withdrawal of American troops from Vietnam began. 1994: Kim Il Sung, North Korea's communist leader since 1948, died at age 82, and was succeeded by the maniacal little pot-bellied Kim Jung Il. 1999: Astronaut Charles "Pete" Conrad Jr., the third man to walk on the moon, died in a motorcycle accident.