AET 2410 Final Exam questions and
answers already passed
PPM - correct answer ✔✔Displays peaks and holds for a period of time
Bad for continuous sounds
Good for avoiding overload
RMS - correct answer ✔✔Give good impression of perceived loudness
Emulate VU meters in digital systems
VU Meter - correct answer ✔✔Similar to the human ear
Good for continuous sounds
Doesn't register peaks or transients
Spectral Processors - correct answer ✔✔Change timbre of the sound
Changes the frequency response
Dynamic Processors - correct answer ✔✔Change the dynamic range
Change the acoustic envelope
Temporal Processors - correct answer ✔✔Change the acoustic environment
Change the time relationship of signals
Purpose of Audio Metering - correct answer ✔✔Display measured level in an objective manner
Show specific audio characteristics
, Fundamental - correct answer ✔✔Lowest possible frequency in a musical tone
Overtones - correct answer ✔✔All frequencies present that aren't the fundamental
Harmonics - correct answer ✔✔Whole number multiples only
Timbre - correct answer ✔✔Relative intensities key to an instruments sound
Reference level of analog equipment - correct answer ✔✔+4 dBu
Loudest signal possible in digital systems - correct answer ✔✔0 dBFS
Alex case says the volume control is ___./why? - correct answer ✔✔Perceptual EQ/spectral
changes appear to be affected by volume.
X axis, Y axis, and Color of Spectrogram - correct answer ✔✔X: Time
Y: Frequency
Color Intensity: Amplitude
Range of an acoustic piano represents the fundamentals of most instruments. What is the range
of those fundamentals? - correct answer ✔✔30-4k
Noise - correct answer ✔✔Anything NOT part of the original signal
Hiss, Rumble, Wind, etc.
answers already passed
PPM - correct answer ✔✔Displays peaks and holds for a period of time
Bad for continuous sounds
Good for avoiding overload
RMS - correct answer ✔✔Give good impression of perceived loudness
Emulate VU meters in digital systems
VU Meter - correct answer ✔✔Similar to the human ear
Good for continuous sounds
Doesn't register peaks or transients
Spectral Processors - correct answer ✔✔Change timbre of the sound
Changes the frequency response
Dynamic Processors - correct answer ✔✔Change the dynamic range
Change the acoustic envelope
Temporal Processors - correct answer ✔✔Change the acoustic environment
Change the time relationship of signals
Purpose of Audio Metering - correct answer ✔✔Display measured level in an objective manner
Show specific audio characteristics
, Fundamental - correct answer ✔✔Lowest possible frequency in a musical tone
Overtones - correct answer ✔✔All frequencies present that aren't the fundamental
Harmonics - correct answer ✔✔Whole number multiples only
Timbre - correct answer ✔✔Relative intensities key to an instruments sound
Reference level of analog equipment - correct answer ✔✔+4 dBu
Loudest signal possible in digital systems - correct answer ✔✔0 dBFS
Alex case says the volume control is ___./why? - correct answer ✔✔Perceptual EQ/spectral
changes appear to be affected by volume.
X axis, Y axis, and Color of Spectrogram - correct answer ✔✔X: Time
Y: Frequency
Color Intensity: Amplitude
Range of an acoustic piano represents the fundamentals of most instruments. What is the range
of those fundamentals? - correct answer ✔✔30-4k
Noise - correct answer ✔✔Anything NOT part of the original signal
Hiss, Rumble, Wind, etc.
