Axis P3304 User Manual Page 23

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AXISP3304FixedDomeNetworkCamera
VideoandAudio
Formoreinformation,seetheonlinehelp
Important
Addingmanyprivacymasksmayaffecttheproduct’sperformance.
AudioSettings
TheaudiofunctionalityforeachvideostreamisenabledunderVideo&Audio>VideoStream>Audio.
AudioModes
TheAxisproductsupportsthefollowingaudiomodes:
Fullduplex-Simultaneoustwo-wayaudioallowingtheAxisproducttotransmitandreceiveaudioatthesametime.Thereisno
echocancellation;iffeedbackloopsappear,trymovingthemicrophoneorthespeaker.
Half-duplex-AudiocanbetransmittedtoandfromtheAxisproductbutonlyinonedirectionatatime.Totransmitaudiousingthe
LiveViewpage,usetheTalkandListenbuttons,seeAMCAudioControlsonpage12.
SimplexNetworkCameraspeakeronly-AudioistransmittedfromaclienttotheAxisproductandcanbeplayedbyaspeaker
connectedtotheproduct.TotransmitaudiousingtheLiveViewpage,theTalkandMicrophonebuttonsmustbothbeactive,
seeAMCAudioControlsonpage12.
SimplexNetworkCameramicrophoneonly-AudiocapturedbytheproductmicrophoneistransmittedfromtheAxisproductto
oneormoreclients.
Tosettheaudiomode,gotoVideo&Audio>AudioSettingsandselectthedesiredmodefromtheAudiomodedrop-downlist.
AudioInput
AnexternalmicrophoneoralinesourcecanbeconnectedtotheAudio-inconnector.ConguretheaudioinputsettingsunderVideo
&Audio>AudioSettings.
Note
Theinternalmicrophoneisusedbydefault;theexternalmicrophoneisusedwhenconnected.Itispossibletodisablethe
internalmicrophonebyconnectingaplugtothemicinput.
SelectMicrophonetouseanexternalmicrophoneorLinetouseaLineindevice,e.g.anaudiomixerformultiplemicrophones
oramicrophonewithabuilt-inamplier,asaudiosource.
Touseaprofessionalmicrophonerequiring48Vphantompower,youneedanexternalpowersupplyandabalanced-unbalanced
converter(audiotransformer)inbetween.
TheMicrophonepoweroptionprovidesDCpowerforanexternalmicrophone.Microphonepowershouldonlybeusedwith
microphonesthathavenobatteryandwhenusingtheinternalmicrophone.Thissettingshouldnotbeenabledwhenusingadynamic
orbatterypoweredmicrophone.Microphonepowerwillnotharmthemicrophone;ifyouareuncertain,tryswitchingitoffandon.
Touseaprofessionalmicrophonerequiring48Vphantompower,youneedanexternalpowersupplyandabalanced-unbalanced
converter(audiotransformer)inbetween.
UsetheInputgaintocontrolthevolume(dBFullScale)oftheaudioinput.Ifthesoundistoolow,chooseahigherdB,toamplify
thesound.Ifthesoundistoohigh,choosealowerdB.TheLevelbargivesavisualrepresentationoftheaudiosignallevelindB
relativetothefull-scaleinputlevel.
Greenthesignalisatagoodlevel.
Yellowthesignalisbecomingdistorted.
Redthesignalisdistorted.
UsetheEncodingoptiontoselectdigitalaudioencodingformat.
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