Having embarked on international study visits and research, The Independent Commujnications Authority of South Africa found that there is clear evidence that DSB technologies are beneficial for South Africa and have proven to be successful in countries visited, such as Norway and Australia. ICASA further notes that even though analogue medium wave (AM) frequencies are ample, the sound quality is generally poor, with higher transmission costs. ICASA notes that even though FM still offers good quality sound, spectrum scarcity and high transmission costs necessitate consideration for digital sound broadcasting services.
