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The Quadruplex telegraph is a type of electrical telegraph which allows a total of four separate signals to be transmitted and received on a single wire at the same time (two signals in each direction). Quadruplex telegraphy thus implements a form of multiplexing. The technology was invented by Thomas Edison, who sold the rights to Jay Gould ...
Quadruplex videotape. 2-inch quadruplex videotape (also called 2″ quad video tape or quadraplex) was the first practical and commercially successful analog recording video tape format. [1] It was developed and released for the broadcast television industry in 1956 by Ampex, an American company based in Redwood City, California. [2] The first ...
Head of the 1920 "ten second backfield" [a] that went undefeated and was the first team of Georgia's to be called "Bulldogs." He returned a kick blocked by Puss Whelchel 87 yards for a touchdown to defeat Alabama, ranked fourth in The 50 Greatest Plays In Georgia Bulldogs Football History. [1] [9] Sheldon Fitts: 1920 Started the Florida game. [1]
Right: an intramolecular G4 complex. [1]: fig1. In molecular biology, G-quadruplex secondary structures (G4) are formed in nucleic acids by sequences that are rich in guanine. [2] They are helical in shape and contain guanine tetrads that can form from one, [3] two [4] or four strands. [5] The unimolecular forms often occur naturally near the ...
Mercer House (now the Mercer Williams House Museum) is located at 429 Bull Street in Savannah, Georgia. [3] Completed in 1868, it occupies the southwestern civic block of Monterey Square. The house was the scene of the 1981 killing of Danny Hansford by the home's owner Jim Williams, a story that is retold in the 1994 John Berendt book Midnight ...
Georgia Guidestones. The Georgia Guidestones was a granite monument that stood in Elbert County, Georgia, United States, from 1980 to 2022. It was 19 feet 3 inches (5.87 m) tall and made from six granite slabs weighing a total of 237,746 pounds (107,840 kg). [1] [2][3] The monument's creators believed that there was going to be an upcoming ...