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 ...
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11, 2001: 19 members of the extremist Muslim terrorist group
al-Qaeda, used four hijacked aircraft to crash into the twin World
Trade Center buildings, the Pentagon, and a field in Shanksville,
The final death toll includes nearly 3000 souls on the planes, in
the ground targets, and rescue personnel. Many countries have joined
the fight against terrorism, many appease out of cowardice, and
many actively abet the enemy. We build up, they tear down. We spread
freedom, they spread tyranny.
heal the sick, they kill and maim. Every citizen of the world pays
the price in lost opportunity due to resources expended fighting
the terrorists. We shall defeat this enemy both from without and
from within - no apologies.
1816: German optician Carl Zeiss, of precision optics fame, was born. 1845: Jean-Maurice-Émile Baudot, who created a telegraphic code that eventually replaced Morse Code, and after whom the term "baud" is named, was born. 1884: Harvey Fletcher, who first demonstrated stereophonic sound, was born. 1937: Astronaut Robert Crippen, who piloted the first Space Shuttle, Columbia, was born. 1946: The first mobile long-distance car-to-car telephone conversation took place between Houston, TX, and St. Louis, MI. 1997: The Mars Global Surveyor went into orbit around Mars.