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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1846: Ether was used as an anesthetic for the first time. 1882: The world's first hydroelectric power plant in the U.S. was opened on the Fox River, in Appleton, WI. 1882: Hans Geiger, inventor of the Geiger counter alpha particle detector, was born. 1882: Charles Lawrance, designer of the famed J-5 Whirlwind radial engine, was born. 1917: Irving Berlin Kahn, inventor of the teleprompter, was born. 1935: The Boulder Dam (renamed to Hoover Dam), in Boulder City, NV, was dedicated 1947: The World Series was televised for the first time, and the sponsors only paid $65,000 for the entire series between the Brooklyn Dodgers and the New York Yankees. 1949: The Berlin Airlift ended after 278,288 flights and delivery of 2,326,406 tons of supplies. 1954: The U.S. Navy commissioned the Nautilus submarine as the first atomic-powered vessel. 1968: The Boeing 747 was rolled out the factory. 1982: H. Ross Perot Jr. and Jay Colburn completed the first circumnavigation of the world in a helicopter, the Spirit of Texas. 1985: Seismologist Charles Richter, who devised the earthquake-measuring scale that bears his name, died.