Revise GCSE Physics


Question:What are the advantages and disadvantages of DAB radio broadcasts?

The range of different radio frequencies available is limited.

Advantages of DAB broadcasts:

No interference / perfect reception (when a signal is received)

More stations available

No interference from other stations broadcasts

Disadvantages of DAB broadcasts:

Poorer audio quality compared to FM (because the music is compressed).

Not all areas of the UK are covered.

Not possible to receive a poor signal. A perfect signal or nothing at all.

New radio receiver necessary and they are not cheap.