The radio show Calling All Cars hired LAPD radio dispacher Jesse Rosenquist to be the voice of the dispatcher. Rosenquist was already famous because home radios could tune into early police.<br /><br />In the history of technology, emerging technologies are contemporary advances and innovation in various fields of technology. Various converging technologies have emerged in the technological.<br /><br />Dragnet is a radio and television crime drama about the cases of a dedicated Los Angeles police detective, Sergeant Joe Friday, and his partners. The show takes its name from an actual police.
