API 3124mb+ - Output Section: Stereo Mixer; Stereo Mixer Overview and Features; Stereo Mixer Controls

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5.0 OutputSection:StereoMixer
5.1 StereoMixerOverviewandFeatures
The 3124mb+ output section (see Figure 8)
offers a built‐in summing stereo mi xer  with
independent left and right master level
controls. The stereo mixer also includes an
auxiliary bus whose level and return pan can
becontrolledfromthefrontpanel.
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Features
 Fullattenuationto+10dB
ofgain
 Highheadroom+28dBcliplevel
 TraditionalAPIfullydiscretecircuitdesign
 API2520discreteop‐ampwithtransformeroutput
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5.2 StereoMixerControls
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TheStereoMixerprovidesacomprehensivesuiteofcontrols:
 LEFT:Masterlevelforleftchannel
 RIGHT:Masterlevelforrightchannel
 AUX:Auxiliaryreturnlevel
 RETPAN:Auxiliaryreturnpan
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5.2.1 Masters
LEFT,RIGHT:Mainoutputfaders
 Fullattenuation(‐∞)to+10dBofgain
 Detentedrotarypotsforeasyrecall
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5.2.2 AuxiliaryLevel
AUX:Auxiliaryreturnlevel
Figure9:StereoMixerControls
Figure8:StereoMixerSection