Radio stations are comprised of various types of frequency. Frequency in this case refers to electromagnetic wave frequencies that are between 3 kHz to 300 GHz.
AM-This is a lower frequency and is also known as medium wave analogue or mono. It is the process of amplitude modulation. It was the original system to carry sound over a radio signal and was prominent in being the basis for the later FM frequency.
FM-is a higher frequency overall and is also known as an analogue frequency. It was pioneered by Edwin Howard Armstrong and is generally considered a more efficient method of broadcasting radio to audiences. FM carried the template of the AM frequency and strengthened it.
DAB-stands for digital audio broadcasting audio , which is becoming increasingly popular.
Click here to view all the FM stations in the UK
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