CATEGORIES
- Architectural Design - Blueprint
- Banks - Credit Unions
- Big - Small Business
- Careers - Employment
- Commercial Real Estate
- Construction
- Corporations
- Engineering
- Finance
- Industry
- Instant Business
- Insurance
- Manufacturers - Suppliers
- Marketing
- Moving - Storage
- Office Space - Equipment
- Resources
- Services
- Stocks - Bonds - Investments
- Tax
- Vehicles
TODAY IN HISTORY
VACUUM TUBE
October 20, 1906 - American Institute, U.S.A.
October 20, 1906 - American Institute, U.S.A.
Dr. Lee DeForest (26 Aug 1873 - 30 Jun 1961), one of the “fathers of radio,'' announced his three-element electrical vacuum tube (now known as a triode) to a meeting of the American Institute of Electrical Engineers He had discovered that when a mesh, or grid, of wire was placed between the filament and collector “plate†in a diode tube (first made by J. Ambrose Fleming, 1904), a large voltage-amplifying effect could be produced. DeForest patented this vacuum tube on 15 Jan 1907. The ability of this tube to amplifiy weak signals was an invention as great as radio itself, because it made long-distance communication possible.
DIFFERENTIAL ANALYSER
October 20, 1927 - U.S.A.
October 20, 1927 - U.S.A.
A new electrical machine with a mechanical mind has been perfected at Massachusetts Institute of Technology / MIT by Professor Vannevar Bush which can solve problems to complex for human engineers. The Product a differential analyser allows the mathematician or engineer to feed in the equation and parts of the problem which cannot be solved by formal mathematics. The machine can take from 8 minutes to several hours to provide the answer which man alone can not solve today.
MEMBER LOGIN
RANDOM QUOTES
-
Happiness
by Thomas Jefferson
"...Our greatest happiness does not depend on the condition of life in which chance has placed us, but is always the result of a good conscience, good health, occupation, and freedom in all just pursuits...."
by John Adams
"...The Revolution was effected before the War commenced. The Revolution was in the minds and hearts of the people; a change in their religious sentiments of their duties and obligations. This radical change in the principles, opinions, sentiments, and affections of the people, was the real American Revolution...."
RANDOM FACTS
-
More vehicles
about Stolen On New Year's
More vehicles are stolen on New Year's Day than any other holiday throughout the year. (So does that mean thieves are having their last fling before changing their ways or are they trying for a big score to start the New Year?)
about Eyesight Myth and Fact
Myth: Staring at a computer screen all day is harmful to the eyes. Fact: Spending the day staring at a screen can tire or strain your eyes, but it will not hurt them. Make sure lighting doesn't create a glare on your screen. When spending long periods at your keyboard, take a break now and then to rest your eyes to reduce fatigue. Also, don't forget to blink. Your eyes need to stay lubricated to feel comfortable.
Psychics :
Category Information : Psychics
Home Of Psychic Readings - Feel free to check your horoscope or try our psychic services, text a psychic by SMS text or phone a psychic. Also try our Astrology and Psychic chat room for interesting,.
http://psychicfox.co.uk
Provides psychic readings over the phone with skilled psychics spanning 3 powerful levels, Exalted, Supreme, and Master. With up to 50 years experience, our psychics help people make sense of their,.
http://www.destinyforyou.com
Peter Doswell is a leading Psychic and clairvoyant offering psychic reading, text a psychic, psychic clairvoyant, tarot readings, tarot lessons, astrology reports, birth charts, spiritualist church...
http://www.peterdoswell.co.uk
There is no news in this category!
There are no articles in this category! Add an article listing today!
Featured Link Listings (random) :
A random section of our Featured link listings :
Animal and Pet related classified ads listing pet and animal related products and information only. Our Classified Ads are indexed by state and city and are searchable by zip code. Search for pet r...
http://www.pawscritters.com
Carvers for Conservation was started to introduce the people conserving the habitat of migratory birds to the premier bird sculptors in the world. My intention was to be mutually beneficial to the ...
http://www.greatcarvers.com
The professional and efficient chauffeurs of limo hire in London can help you reach your destinations comfortably on time.
http://www.limohire-sportcarhire.co.uk
A paid general website directory with everything from arts and literature to news, articles, and links about travel listed.
http://www.avivadirectory.com
Video Listings :
A selction of listings chosen randomly that contain embedded videos.
Featured Article Listings (random) :
A random section of our Featured Article listings :
No matter what else you are doing from cradle days through
to the end, You're writing your Life's secret story, Each night sees another page penned.
Unfortunately just like humans our pets will age too. With the aging process comes health problems and with health problems comes very expensive vet bills. Research you dog
Search engine is the term with which we are accustomed with very much. But the web directory is not that same. The web directories are older than search engines according to the time of their invention.
Friendship poems happen to be just the best medium of expressing eternal friendship to that special friend. You can let all the love and affection you possess flow out, right onto the paper lying in front of you, through a sweet little friendship.
Title for tab4 content :
What to you want here?