However, five different companies were pushing their systems to become the broadcasting standard.This included Kahn Communications (who was at the forefront of AM Stereo development in 1958,) Harris, Motorola, Magnavox and Belar Electronics.Gordon Mc Lendon didn't let that happen: In 1947, he signed on KLIF, featuring a music format.Other stations soon followed, and local radio found its second life.Broadcasts were originally dedicated to 6 kc in all cities, and all regular broadcast stations (AM, FM and TV) were to go silent when threatening information was aired.EBS replaced CONELRAD in 1963, and EAS replaced EBS in 1997.Motorola's C-Quam system was finally chosen by the FCC as the standard in 1993, but, by that time, the luster had worn off.Broadcasters who were leery of buying AM Stereo equipment in the early 1980s (fearing that it would become obsolete at the whim of the FCC) slowly abandoned interest in the concept by the late 1980s.
With the introduction of television to the masses in the late 1940s, radio's demise was assumed to be imminent.
By December, 2007, all simulcasting stations will be required to give up their original frequency and begin broadcasting solely on the new dial position.
But this is not to say AM is totally dead, or ever will be in Dallas..WBAP and KRLD ranked in the Top 5 for many decades, according to Arbitron.
Nickname: "La Poderosa," "Gospel 540." Program: "Mambo Express." Notables: Jim Henderson, Ted Sauceman (GM,) Lazaro Saldaña, Wilbert Mejia, Yary Uhing, Luiz Munguia, Juan Benitez, Sara Treviño.
Once applied for change of license city to De Soto. Westmoreland, then Red Bird Mall (to 10/2005,) then to 5801 Marvin D. Station moved from its 43-year home at 1190 AM on 11/29/1990, although it was simulcast on both frequencies until 12/6/1990. First radio station in the world to simulcast on the internet. Program: Talknet (syndicated talk show programming,) "Weekend Workout," "Love, Sex and Relationships," "The Skip Bayless Show," "The Gary Cogill Show," "The Deborah Norville Show" (via satellite, 1991.) Notables: Terese Arena (ND; hired away from a long stint at KRLD in 2003,) Martin Birnbach, Ed Busch, Freddie Mertz (1992,) David Gold (to 1997; known as "The Conservative Freight Train,") Bob Ray Sanders, Norm Hitzges, Dr.