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.
My Hobby Website:
1884: Transparent paper-strip photographic film was patented by George Eastman. 1908: George Brown, who developed the turnstile TV antenna, and the vestigial sideband filter, was born. 1923: Xilinx co-founder Bernard Vonderschmitt was born. 1947: Chuck Yeager became the first human to fly faster than the speed of sound in the rocket powered Bell XS-1 over Murac Dry Lake, CA. 1960: The 4th legal definition of the meter was made to be 1,650,763.73 wavelengths in vacuum of the orange-red light radiation of the krypton-86 atom (transition between levels 2p10 and 5d5). 1984: Sir Martin Ryle, who developed the first synthetic aperture radio telescope systems, died. 1996: The Dow Jones Industrial Average (DJIA) closed above 6,000 for the first time. 1997: British Royal Air Force pilot Andy Green broke the land-speed record by driving a jet-powered car faster than the speed of sound. 2001: NASA's Galileo spacecraft passed within 112 miles of Jupiter's moon Io. 2004: The FCC adopted rules for broadband over power lines (BPL). 2010: Benoit Mandelbrot, popularize of fractal geometry, was born.