Noreen, chairman and chief executive of Radio Satellite Corp ., is developing a souped-up car radio to provide precision navigation, digital audio broadcasting and two-way communication services via satellite.
42.
In first class, there are leather-coated seats in 2 + 1 arrangement, a visual and audio broadcasting system that can broadcast at least 4 hours on 4 different channels.
43.
VHF band III is now used in the UK for digital audio broadcasting, and VHF band II is used for FM radio, as it is in most of the world.
44.
87.9 MHz is normally off-limits for FM audio broadcasting except for displaced class D stations which have no other frequencies in the normal 88.1 107.9 MHz subband on which to move.
45.
Thus in the UK and some other countries, the contemporary evolution of radio services is focused on Digital Audio Broadcasting ( DAB ) services or HD Radio, rather than satellite radio.
46.
Both Digital Radio Mondiale and HD Radio are classified as in-band on-channel systems, unlike Eureka 147 ( DAB : Digital Audio Broadcasting ) which uses separate VHF or UHF frequency bands instead.
47.
"' Sunrise Radio "'currently broadcasts on 963 kHz and 972 kHz and Digital Audio Broadcasting ( DAB ) on the SDL National multiplex to the London TSA ( Rajar Target Survey Area ).
48.
These FM systems are unusual, in that they have a ratio of carrier to maximum modulation frequency of less than two; contrast this with FM audio broadcasting, where the ratio is around 10, 000.
49.
While the United Kingdom has chosen the Eureka 147 standard of digital audio broadcasting ( DAB ) for creating a digital radio service, the United States has selected IBOC technology for its digital AM and FM stations.
50.
The audio coding algorithm used by the Eureka 147 Digital Audio Broadcasting ( DAB ) system has been subject to the standardization process within the ISO / Moving Pictures Expert Group ( MPEG ) in 1989 94.
