What Does DAB Mean?


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Lovika Grover answered
Dab means Digital Audio Broadcast. It is a radio and a high description radio. It is an audio broadcasting in which the analogue audio is converted into a digital signal and henceforth transmitted on an assigned channel (usually AM or FM frequency range). It put forward CD class audio on the FM broadcast band and to put forward AM class broadcast band on the AM.

The technology was first installed in UK in 1995. Presently it has got prominence in Europe. DAB signals are transmitted in band, on channel (IOBC). With the setting up of IOBC, several stations can be carried at the same frequency spectrum. A digital signal has been very advantageous to a great extent over analogue transmission including better sound quality, multi path effects, etc.

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