The emergence of frequency modulation or FM radio signals, which arose from the desire to free broadcasting of static noise common to amplitude modulation or AM, has produced the controversial development of stereo broadcasting. The resulting enhancement of sound quality helped FM pass AM in audience shares in less than two decades. The basic…

Historically, radio broadcasting has been affected by innovational, social, technological, and economic change. For instance, FM (frequency modulation) radio emerged out of a desire to free broadcasting of static noise common to AM (amplitude modulation) signals. The eventual response by AM was to improve the technology of the signal. The inquiry…

Terrorists seek recognition for their cause by using violence to create public fear which will force the government into repressive counter-measures. The mass media play a vital role in this strategy. News reports of terrorism may magnify the climate of fear, thereby augmenting the public's overreaction. Moreover, broadcast of terrorist acts may…