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AtlasSound.com
1601 JACK MCKAY BLVD. ENNIS, TEXAS 75119 U.S.A.
TELEPHONE: [phone]
FAX [phone]
©2011 Atlas Sound L.P. All rights reserved. Atlas Sound is a trademark of Atlas Sound L.P. All other trademarks are the property of their respective owners.
TSD-ML22VCA
2 x 2 Mic/Line Preamp and VCA
1/3
Features
• Two(2)SelectableBalancedMicorLineInputs
• HighGainMicInput50dB
• 12dB/Octave@125HzLowCutFilterPerInput
• PhantomPowerPerInput
• Two(2)BalancedMic/LineOutputs
• SeparateChannelVCAsforRemoteLevelControlviaWallPlateor
 ProgrammableExternalDC
• InputPeakIndicatorLEDPerChannel
• InputSignalIndicatorLEDPerChannel
• HighGainOutputforLongDistanceApplications
• CableManagementSystem
• MultipleMountingConfigurations
• SeparateGroundConnections
• RemovablePhoenixStyleI/OConnectors
• SecurityCoversIncludedforAllFrontPanelControls
• MeetsEnergyStar™Standards
• CompactChassisDesign
Audio Applications
• MicPreamp
• LinePreamp
• LineDrive
• Choirs
• RemoteSystemController
Atlas Time Saving Devices
NewAtlasSoundTimeSavingDevicesaredesignedtosolvesomeofthe
commonaudiosystemproblemsintheeasiestandinthemostefficient
andcost-effectiveway.Utilizingthehighestqualitycomponentsand
inspiredbyrealworldinstallationissues,theAtlasSoundTSDsinclude
mixers,amplifiers,preamps,andotherdistributionandcontroldevices
tosimplifyyourconnections,providespecificapplicationneeds,and
addflexibilityinexpansionandchangesthatpreventexpensivesystem
overhauls.
TheTimeSavingDevicesareloadedwithfeaturesmakingitversatile
anduserfriendly.TheTSDdesignmandatewastomaketheinstallation
quickandreliable,savingyouvaluabletimeandmoney.Eachmodelis
housedinacompact1.5"x4"x2.75"footprintthatallowsforplacement
almostanywhere.CommonfeaturesincluderemovableindividualI/O
connectorsforquickandprecisewiring,separategroundterminalsforall
I/Osassuringsecuredconnections,andremovablelevelcontrolsthatcan
bereplacedwithatamper-resistantsecuritycover.
Description
TheAtlasSoundTSD-ML22VCAisa2input,2outputtrueVCAwith
enhancedfeaturesincludingahighqualitymicrophonepreamplifier.
VCA’sinsertedpriortoamplificationprovidesafarmoreefficientsolution
thantransformer-basedattenuatorsforvolumeadjustmentinhighpower
musicapplications.Thedualchanneldesigncanprovidelevelcontrolfor
twoseparatediscretezonesorstereosourcesandisperfectforusein
sportsbars,restaurants,hotelsorotherinstallations.
TheTSD-ML22VCAalsoprovidestwohighquality,lownoisemic
pre-amps,whichallowssimplificationofdesignsthatrequireremote
microphoneleveladjustment.Switchablephantompowerisprovided
forpoweringcondensermicrophonesanda12dB/octave@125Hzhigh
passfilterisavailableoneachmicinputtominimizebassrumbleandlow
frequencyfeedbackinthesystemensuringfocusandclarityforthevoice
spectrum.
TheTSD-ML22VCAishighlyefficientandmeetsEnergyStar™standards
asone24VDCpowersupplycanpowermultipleAtlasTimeSaving
Devices(availableseparately).
Installation
• Churches
• Restaurants
• SportsBars
• Schools
• IndustrialFacilities
• HouseofWorship
TSD-ML22VCA
1601 Jack McKay Blvd. • Ennis, TX 75119 • 800.876.3333 • AtlasSound.com
– +
24VDC
70mA
TSD-ML22VCA
2x2 Mic/Line Preamp and VCA
POWER
SIGNAL
1 2
INPUT
PEAK
OUTPUT 2
– +
OUTPUT 1
– +
INPUT 2
– +
INPUT 1
– +
G – +
INPUT 1
G – +
OUTPUT 1
G – +
INPUT 2
G – +
OUTPUT 2
CONTROL 1 CONTROL 2
G DC10V
VCA
1
PHANTOM
OFF
ON
125Hz/12dB
LOW CUT
2
INPUT
LINE
MIC
3
OFF
ON
4
OUTPUT
LINE
MIC
INPUT 1
1
PHANTOM
OFF
ON
125Hz/12dB
LOW CUT
2
INPUT
LINE
MIC
3
OFF
ON
4
OUTPUT
LINE
MIC
INPUT 2
1 2 3 4
ON
1 2 3 4
ON
1601 Jack McKay Blvd. • Ennis, TX 75119 • 800.876.3333 • AtlasSound.com
– +
24VDC
70mA
TSD-ML22VCA
2x2 Mic/Line Preamp and VCA
POWER
SIGNAL
1 2
INPUT
PEAK
OUTPUT 2
– +
OUTPUT 1
– +
INPUT 2
– +
INPUT 1
– +
G – +
INPUT 1
G – +
OUTPUT 1
G – +
INPUT 2
G – +
OUTPUT 2
CONTROL 1 CONTROL 2
G DC10V
VCA
1
PHANTOM
OFF
ON
125Hz/12dB
LOW CUT
2
INPUT
LINE
MIC
3
OFF
ON
4
OUTPUT
LINE
MIC
INPUT 1
1
PHANTOM
OFF
ON
125Hz/12dB
LOW CUT
2
INPUT
LINE
MIC
3
OFF
ON
4
OUTPUT
LINE
MIC
INPUT 2
1 2 3 4
ON
1 2 3 4
ON