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:
These images have been chosen for their uniqueness. Subject matter ranges from historic events, to really cool phenomena in science and engineering, to relevant place, to ingenious contraptions, to interesting products (which now has its own dedicated Featured Product category).
Cool Pic Archive Pages
Bush's Differential Analyzer with functional areas labeled. Correction to dates on linked page: Bush lived
from 1890-1974, not 1980-1974 (thanks to Will Lindsey).
Vestax VRX-2000 Vinyl Recorder - the ultimate in stereopohnic retro. Cut vinyl from the latest digitally recorded and enhanced CDs. A cool $10,000 and a lava lamp will turn back the hands of time for you.
First-ever method for grafting synthetic materials onto minuscule bits of biological tissue.
Click here to see a county-county map of "Early Adopters" of technology in the U.S.
Whiskers to the extreme (2nd picture down on page). Ah...the wonders of Pb-Free!
building murals are spectacular works of art. You will be amazed that they are done by one person - Mr. Eric
Chemical Galaxy. This is NOT your father's periodic table of the elements.
smallest microchain drive fabricated at Sandia.