Digital & Computing
Exploring communications technology
...artificial digital tone. The reason for this is that the MP3 developers decided to limit the audio bandwidth to approximately 16 kHz for 128 kbit s−1 and only approximately 8 kHz for 64 kbit s−1. Activity 16 Exploratory This activity ‘Perceptual sensitivity and masking’ allows you to explore some audio examples of the relative hearing sensitivity response of the...