RTI AD-46-100 - Page 30

AUDIO DISTRIBUTION
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GUI Elements Description / Options
AudioTest
Varioustesttonescanbeenabledperzonethatareanexcellenttoolforuses
suchastestingaudioconnectivityandsignalpath,setting/adjustingvolume
levels,orproperlyaimingdirectionalspeakers,tonameafew.Thefollowing
noiseoptionsareavailable:
• WhiteNoise:Containsaudionoisewithanequalamountofaudiointensity,
notloudnessorenergy,acrosstheentirehumanrangeofhearingfrequency
spectrum.
• PinkNoise:Containsnoisewithanunequalamountofaudioenergywith
lowerfrequencieshavingahigherintensityduetothereductionofamplitude
thatislinearlyappliedasfrequenciesincrease.
• GrayNoise:Containsnoisewithaperceivedamountofequalloudness
acrossthefrequencyspectrumbasedonthehumanauditoryrange,however
thisnoiseispresentedasageneralapproximationandwillbeperceived
dierentlyaseachperson’shearingabilityvaries.
• Pressthetestbuttontobeginemittingtheselectednoiseoutofeachzone.
Pressthisbuttonagaintodiscontinuethenoise.