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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1823: The Erie Canal was inaugurated. 1860: A telegraph line between Los Angeles and San Francisco was placed in operation. 1871: The Great Fire of Chicago broke out destroying about 17,450 buildings, killing 250 people and leaving 90,000 homeless. 1873: Danish astronomer Ejnar Hertzsprung, who co-developed the Hertzsprung-Russell diagram relating star temperatures with brightness, was born. 1904: Clemens Winkler (no relation to The Fonz), discoverer of the element germanium, died. 1913: Robert Gilruth, developer of the Bell X-1 supersonic airplane, was born. 1958: Dr. Ake Senning implanted the first internal heart pacemaker. 1973: Britain's first independent radio station, London Broadcasting Company (LBC) began broadcasting today on VHF and medium wave. 2001: Two Russian cosmonauts made the first spacewalk to be conducted outside of the International Space Station (ISS) without a shuttle present. 2011: Dennis Richie, developer of the "C" programming language, died.