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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1833: Swedish chemist Alfred Nobel, who invented dynamite and who began the Nobel Peace Prize system, was born. 1879: Thomas Edison demonstrated an electric light bulb that lasted for 13.5 hours. 1884: Thomas Edison received a patent for his "electrical indicator" that resembles a d'Arsonval movement. 1914: Samuel Alderson, inventor of the crash test dummy, was born. 1915: The first trans-Atlantic radiotelephone call was placed between Arlington, VA, and Paris, France. 1923: The first Carl Zeiss projector planetarium opened at the Deutsches Museum in Munich, Germany. 1925: The first U.S.-made photocell was demonstrated by Westinghouse. 1959: Dr. Wernher Von Braun began work at NASA after a transfer from ABMA. 1960: The first British nuclear submarine, HMS Dreadnought, was launched. 1967: Danish astronomer Ejnar Hertzsprung, who co-developed the Hertzsprung-Russell diagram relating star temperatures with brightness, died. 1976: The United States made a clean sweep of the Nobel Prizes, winning or sharing awards in chemistry, physics, medicine, economics, and literature (no peace prize awarded). 2015: This is the "Back to the Future Part II" date that Marty McFly and Doc Brown travelled to help save the family honor.