Geek Fact for October 20th

By Judy Novotny / 10/20/2012 / Geek Facts

In 1906,  Dr. Lee DeForest announced his three-element electrical vacuum tube.

Later known as the triode, it ushered in a new age of electronics through its use in the amplification of electrical signals.

Learn more at http://www.newworldencyclopedia.org/entry/Lee_De_Forest.

About The Author

Judy Novotny

Judy is a computer veteran with 30 years of experience. She has owned everything from a TRS-80, Apple IIe and various Windows-based PCs. She is currently living in her Apple ecosystem at home consisting of an iPhone, iPad, iMac, MacBook, Apple TV, iPod nano and two Time Capsules. She is a fan of all things mobile since she got her first Palm Pilot in 1999. Check out her iPad app, Number Wizard, in the App Store. Follow her on Twitter @junovotech or at Junovo.com.

In 1906, Dr. Lee DeForest announced his three-element electrical vacuum tube.

About The Author

Judy Novotny

In 1906,  Dr. Lee DeForest announced his three-element electrical vacuum tube.