Surpassed by television as the primary source of entertainment and information, radio still has a unique place in the mass media spectrum. At once powerfully pervasive and totally invisible, it's a fascinating subject for study. This wide-ranging theoretical and critical approach provides an in-depth examination of radio's codes (speech, music, noise, and silence), the conventions of using these codes, and the dominant modes of reception. The text offers a vocabulary and methodology for analyzing radio programs, drawing on work by both media theorists and professional broadcasters in...