Sacramento City College - San Joaquin Delta College Name________________________________
MUSM 344 - Music 44: Audio Recording Techniques
Chapter 6 Worksheet – Digital Audio Technology
Answer the following questions from your reading in Chapter 6 (199)
Under the heading Sampling, describe the term sampling rate.
What is the advantage of a higher sample rate?
Describe the term Quantization (same as bit-depth or word length)
What does the Nyquist Theorem state?
According to this theorem, what is the highest frequency that can be captured at a 48kHz sample rate? Why?
Refer to page 205, what causes aliasing in a digital recording? What done to prevent this?
What dynamic range is possible in a 16-bit recording? A 24-bit recording? A 32-bit recording?
Describe the process dither.
What are the two advantages of using dither in digital recording?
What is the function of a digital-to-analog (D/A) converter? an analog-to-digital (A/D) converter?
On page 215, Describe the function of an AES/EBU interface. What does acronym AES/EBU stand for?
Describe the function of an S/PDIF interface. What does acronym S/PDIF stand for?
Beyond the Book: Research the debate between the qualities of Analog vs. Digital audio recording on the Internet.
What are some of the arguments for the use of an Analog Tape Recorder? What are some advantages of digital
recording? What terms, words, or phrases do you find to describe the audio quality of Analog or Digital recording?
Terms - Glossary
Pulse-code modulation (PCM)