[ noun ] a broadcast that is carried simultaneously by radio and television (or by FM and AM radio) <noun.communication>
In a simulcast system, a TV station would broadcast its regular signal on one channel and the same program on another channel in high-definition.
The simulcast system means every TV station showing HDTV will need a new antenna, and some may need new towers at a time when many urban areas don't want any more of them.
The anti-drug simulcast of Bugs Bunny, a Teenage Mutant Ninja Turtles and Donald Duck's nephews Huey, Dewey and Louie drew the largest audience ever for a Saturday morning entertainment program.
But slowly, almost imperceptibly, the simulcast plan changed significantly.
"I do think any objective review of the record will show that the simulcast HDTV option we have pointed toward has greater public interest" than EDTV, Sikes said in prepared remarks for a meeting of the Association of Maximum Service Television.
"Trial and Error," the Columbia Television midseason replacement sitcom about a Hispanic odd couple, is scheduled to debut March 15 with a Spanish radio simulcast to the nation's six top Hispanic markets.