Distribution

     DAB- Digital audio broadcasting

        Binary code, no frequency band to stick to. DAB is more reliable than FM


    FM- Frequency modulation

        87.5 MHz-108MHz. Better sound quality than DAB but signal is prone to dropping out.


LW- Long wave 

        

AM- Amplitutde Modulation

        Mono output. 540-1060kHz. 


MW- medium wave


Freeview TV, Sky TV, Virgin TV


Online


Phones (on demand)


Digital music players


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