Modulation is the act of translating some low-frequency or baseband signal (voice, music, and data) to a higher frequency. Why do we modulate signals? There are at least two reasons: to allow the ...
Radio spectrum is pricey. Operators drop billions at auction to lock down licensed frequency bands, and every single ...
Business Daily Africa on MSN

How digital radio eases spectrum congestion

Kenya has started its first live trial of Digital Sound Broadcasting (DSB) in Nairobi, launching a 12-month pilot that it says could ease chronic congestion in the popular FM (frequency modulation) ...