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34 Cards in this Set
- Front
- Back
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Who was the person who developed Smaart?
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Sam Berkow
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Who markets Smaart live now?
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EAW
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What type of sound interface do you need to use Smaart?
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Stereo line in and out
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What external hardware is needed for Smaart Live?
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-measurement mic
-mixer -cables/adapters -delay unit -SPL meter -mic calibrator |
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What is a spectrograph?
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shows all 3 dimensions on one graph all at the same time
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What is fixed point per octave?
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1/24 octave resolution
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What are the different generator settings available in Smaart?
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-pink noise
-dual sine -file loop -pink sync -red sync -pink sweep -red sweep |
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What do the reference registers do?
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memory storage areas
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How do you show harmonics?
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set a marker
Ctrl+H |
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What is the external device menu used for?
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setup Smaart to control certain digital devices
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What is reverberation?
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sound that lingers in a room after its been turned off
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What is the ITG?
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Initial Time Gap
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Who was Wallace C Sabine?
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founder of the science of architectural acoustics, developed RT60
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What is RT 60?
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amount of time it takes for sound to decay
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How do you calculate for s (total boundary surface)?
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multiply each surface by its two dimensions, then add them all together
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What changes are made to the classic sabine equation, when calculating for the absorption of air?
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add 4mV to the denominator
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What does HVAC stand for?
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Heating Ventilation Air Conditioning
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The male carrier wave is between__ and__ frequencies?
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200HZ
350HZ |
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What is normal in presence of noise?
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we involuntarily raise our voices due to the noise level
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What does NCB stand for?
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balanced noise criteria
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What is the recommended NCM rating for a classroom?
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30-40
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What is transmission loss?
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The loss of sound pressure through various materials.
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In residential construction, what is a common interior wall made of?
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2 x 4s
16 in. on center 1/2 in. dry wall-both sides |
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How many layers of drywall will provide the greatest value for transmission?
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2
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Which module shows 3D mapping?
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eyes
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What is the symbol used for the acoustic probe?
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XYZ axis
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Which 2 dimensions are used for calculating RASTI?
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500HZ
2KHZ |
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What does RASTI stand for?
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Rapid Articulation Speech Transmission Index
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What does %ALcons stand for?
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percentage of articulation loss of consonants
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In EASE, what does the C stand for?
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Clarity
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What does the C7 show?
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D/R ratio
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What does the C50 show?
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speech intelligibility
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What does the C80 show?
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music intelligibilty
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What is the module that demonstrates sound transmission and reflections being scattered in a room...?
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ray tracing
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