Description: African Collector Showcase Artifacts In London Tribal Art Fair |Network Africa|, New York Collector with a Soft Spot for Africa Art, OLD & RARE South African coins collection | SOUTH AFRICA, South African Coins Collection ( Rand & Cents ) | South Africa
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A transistor is a semiconductor device used to amplify or switch electronic signals and electrical power . It is composed of semiconductor material with at least three terminals for connection to an external circuit. A voltage or current applied to one pair of the transistor's terminals changes the current through another pair of terminals. Because the controlled (output) power can be higher than the controlling (input) power, a transistor can amplify a signal. Today, some transistors are packaged individua
The transistor is the fundamental building block of modern electronic devices , and is ubiquitous in modern electronic systems. First conceived by Julius Lilienfeld in 1926 and practically implemented in 1947 by American physicists John Bardeen , Walter Brattain , and William Shockley , the transistor revolutionized the field of electronics, and paved the way for smaller and cheaper radios , calculators , and computers , among other things. The transistor is on the list of IEEE milestones in electronics, an
The Collector ( Taneleer Tivan ) is a fictional character appearing in American comic books published by Marvel Comics . Debuting in the Silver Age of Comic Books , the character has been featured in nearly five decades of Marvel continuity.