Audio Fundamentals Collier, RIM 3010 *Q&A* (100% Correct) 2025/2026 |VERIFIED|
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Course
Audio production
Institution
Audio Production
Audio Fundamentals Collier, RIM
3010 *Q&A* (100% Correct) 2025/2026
|VERIFIED|
What is the role of a producer in the recording industry?
The producer oversees the entire recording project, managing the budget, organizing sessions,
hiring musicians, and ensuring the commercial viability...
Audio Fundamentals Collier, RIM
3010 *Q&A* (100% Correct) 2025/2026
|VERIFIED|
What is the role of a producer in the recording industry?
The producer oversees the entire recording project, managing the budget, organizing sessions,
hiring musicians, and ensuring the commercial viability of the creative vision.
What is the wavelength of a 20 Hz sound wave at room temperature?
56.5 feet
How does the frequency of a wave affect its wavelength?
The higher the frequency, the shorter the wavelength.
What is the velocity of sound at room temperature?
1,130 fps
In what units is the phase relationship between two waves measured?
degrees
If 440 Hz is the fundamental frequency of concert "A," what is the fundamental frequency of a note two
octaves above?
1,760 Hz
What are Hertz also known as in the context of sound?
amplitude
1
,What is the 4th harmonic of 300 Hz?
1,200 Hz
What is the "Comb Filter Effect"?
It occurs when two microphones placed at different distances from the sound source pick up
slightly delayed signals, leading to phase cancellation when mixed together.
What is the typical range of frequencies that the human ear can hear?
20 Hz to 20 kHz
Which harmonics are present in a sine wave?
only the first
What does a 3 dB increase represent in terms of power?
A ratio of 2 watts to 1 watt.
What is measured in dBm?
power
What is measured in dBu?
volts
What is the threshold of hearing in terms of dB SPL?
0 dB SPL
How much does the dB SPL decrease when the distance from the sound source is doubled?
6 dB SPL
2
, What is Tinnitus?
It is a ringing or whistling in the ear.
What part of the ear is fluid-filled and contains hair-like cells?
cochlea
What is the ear drum, or tympanic membrane?
It is a thin, cone-shaped membrane that separates the outer ear from the middle ear.
How many bits per sample are used in CDs?
16 bits
What does the anti-aliasing filter in a PCM digital system remove?
frequencies above one half of the sampling frequency
According to Nyquist's Law, what must the minimum sample rate be?
at least twice the frequency of the highest harmonic of the source signal to be digitized
What does PCM stand for in digital audio recording?
pulse code modulation
What does increasing the bit depth in a PCM digital system affect?
the dynamic range
Which aspect of audio is most impacted by a low (slow) sampling frequency?
the highest audio frequency that can be processed
What is the purpose of data compression in audio files?
3
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