Broadcasting in America: A Survey of Electronic MediaHoughton Mifflin, 1987 - 604 páginas |
Dentro del libro
Resultados 1-3 de 92
Página 151
... channel could be activated with- out causing interference to existing stations . So many AM stations are on the air nowadays that activation of new channels rarely occurs . Channel Capacity In deciding on chan- nel size , planning ...
... channel could be activated with- out causing interference to existing stations . So many AM stations are on the air nowadays that activation of new channels rarely occurs . Channel Capacity In deciding on chan- nel size , planning ...
Página 152
... channel separation rules as liberal as possible . In the Adjacent Channel Interference vicinity of a transmitter , where power output is extremely high , sidebands spread beyond nominal channel limits , spilling over into adja- cent ...
... channel separation rules as liberal as possible . In the Adjacent Channel Interference vicinity of a transmitter , where power output is extremely high , sidebands spread beyond nominal channel limits , spilling over into adja- cent ...
Página 153
... channels , and Class IV occupy local channels . Although only 6 of the 107 AM channels are local , the Class IV stations assigned to them amount to about 22 percent of the AM stations on the air . They have such low power ( and hence ...
... channels , and Class IV occupy local channels . Although only 6 of the 107 AM channels are local , the Class IV stations assigned to them amount to about 22 percent of the AM stations on the air . They have such low power ( and hence ...
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