The issue of the initial research on the device ofhearing by skin is put forward in this paper according to the theoryof nerve-biology, electronics and conclusion of experiment.
Solfeggio is a basic training on musical sense ofhearing. It is a course combining technique, theory and art, and it plays an important part in professional music education.
Based on the psychoacoustic theory and experiments this paper presents an auditory sense model which simulates the characteristics of human sense of hearing speech loudness.