Broadcasting in America: A Survey of Electronic MediaHoughton Mifflin, 1987 - 604 páginas |
Dentro del libro
Resultados 1-3 de 50
Página 136
... pattern . Next , those electrical variations modulate a transmitter's radio - frequency carrier , causing its oscillations to assume the same pattern . Thus we have a radio signal patterned variations that con- vey information by means ...
... pattern . Next , those electrical variations modulate a transmitter's radio - frequency carrier , causing its oscillations to assume the same pattern . Thus we have a radio signal patterned variations that con- vey information by means ...
Página 138
... pattern : An AM carrier wave , modulated by a pattern of amplitude changes representing a signal : Amplitude Max An FM carrier wave , modulated by a pattern of frequency changes representing the same signal : Max Amplitude Max Max Max 1 ...
... pattern : An AM carrier wave , modulated by a pattern of amplitude changes representing a signal : Amplitude Max An FM carrier wave , modulated by a pattern of frequency changes representing the same signal : Max Amplitude Max Max Max 1 ...
Página 139
... pattern . 5.5 Digital Signal Processing AM and FM signal patterns are called analogue patterns , because , when depicted as waves , their shapes are analogous to the waveforms of the original sound signal . Traditional clocks and ...
... pattern . 5.5 Digital Signal Processing AM and FM signal patterns are called analogue patterns , because , when depicted as waves , their shapes are analogous to the waveforms of the original sound signal . Traditional clocks and ...
Términos y frases comunes
A. C. Nielsen advertising affiliates agencies Amendment American antenna appeal applications Arbitron AT&T audience began broad broadcast and cable broadcast stations cable networks cable systems cable television carrier wave channels cial commercial commission communications act Congress cost court coverage decision effect electronic media entertainment example Exhibit fairness doctrine FCC's federal film formats frequency grams groups households impact industry issues license limited LPTV major Mass Media ment million Nielsen noncommercial operation ownership pay cable percent political prime-time produced programs public broadcasting radio and television radio stations ratings receivers recording regulation relay renewal reports role rules sample satellite schedule shows signals sion SMATV Source spectrum standards subscribers syndicated tele Telecommunications telephone teletext television networks television stations tion tional TVRO viewers waves wireless