|
|
|||||||||
| Software: RF Cascade Workbook | RF Symbols for Office | RF Symbols & Stencils for Visio | Espresso Workbook | ||||||||||
|
|||||||||||||||||||||||||||||||
   |
   |
||||||||||||||||||||||||||||||
|
Please Support RF Cafe by purchasing my ridiculously low-priced products, all of which I created. RF & Electronics Symbols for Visio RF & Electronics Symbols for Office RF & Electronics Stencils for Visio T-Shirts, Mugs, Cups, Ball Caps, Mouse Pads These Are Available for Free |
|||||||||||||||||||||||||||||||
Gold Digging
Kirt's Cogitations™ #55
"Factoids," "Kirt's Cogitations," and
"Tech Topics Smorgasbord"
are all manifestations of my ranting on various subjects relevant (usually) to the
overall RF Cafe theme. All may be accessed on these pages:
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37
Gold Digging
To understand why gold is deemed a rare element, consider this. All the copper ever mined in the history of the world would fill a cube a little over 1,100 feet per side, and all the silver ever mined would fill a cube about 160 feet per side. All the gold ever mined in the history of the world would fit into a solid cube a little under 60 feet per side. Known reserves for gold are a tiny fraction of those known for copper and silver. For over a decade, gold has been consumed at a rate faster that it has been produced, due primarily to the relatively high cost of extraction versus the low price on the commodities market.
Copyright: 1996 - 2026 |
About RF Cafe 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 World Wide Web (Internet) was largely an unknown entity at the time and bandwidth was a scarce commodity. Dial-up modems blazed along at 14.4 kbps while tying up your telephone line, and a lady's voice announced "You've Got Mail" when a new message arrived... |
Copyright 1996 - 2026 All trademarks, copyrights, patents, and other rights of ownership to images
and text used on the RF Cafe website are hereby acknowledge My Hobby Website: My Daughter's Website: |
