Chapter Questions
What are the characteristics of sound?
What is audible frequency range? Does the audible frequency range of a person remain same throughout his life?
How is the loudness of sound measured?
What is envelope of a sound? Explain the differences between the envelopes of a few musical instruments.
Explain the anatomy of the human ear. How does it convert the acoustic energy to electrical energy?
Draw the block schematic of a typical audio (stereo) recording system. Explain briefly the function of each block.
Explain the functionality of the human ear.
What are the critical bands? Does the width of a critical band depend on its center frequency?
What is the difference between echo and reverberation?
What is multi-channel audio? How does it improve sound quality?
Explain how does surround sound improve the sound perception compared to the two-channel audio.
What is multi-track recording? How does it help in sound recording and editing?
What is MIDI? What are the advantages of the MIDI representation over digital audio?
How many different types of instruments are included in the General MIDI standard?
Create a single-track MIDI file that plays one note of an electric guitar. Change the volume from a moderate to loud level.
Why do we need a percussion key map?