Assertion: audio broadcasting | /r/HasProperty | dab
Facets:
Source sentences:
text: Subsequently, AM radio's audiences have also greatly shrunk due to competition from FM (frequency modulation) radio, Digital Audio Broadcasting (DAB), satellite radio, HD (digital) radio and Internet streaming.
text: However, the ongoing development of alternative transmission systems, including Digital Audio Broadcasting (DAB), satellite radio, and HD (digital) radio, continued the decline of the popularity of the traditional broadcast technologies.
text: Digital audio broadcasting (DAB) debuted in some countries in 1998.