AUDAC DPA616 User manual

DPA616
User Manual
www.audac.eu

2

3
Index
Introduction 5
Precautions 7
Safety requirements7 
Caution servicing7
EC Declaration of Conformity7
Waste of Electrical and Electronic Equipment (WEEE) 8
Caution 8
Chapter 1: Pin connections and connectors 9
Connection standards 9
Chapter 2: Front & rear panel 10
Front panel overview 10
Rear panel overview 10
Front panel description 10
Rear panel description 10
Chapter 3: Connecting the Amplifier 12
Stereo mode 12
Parallel mode 12
Bridge mode 13
Chapter 4: Additional information 14
Technical specifications 14
Notes 15

4

5
Introduction
Sixteen channel Class D Amplifier
TheDPA616isaprofessionalsixteenchannelpoweramplifier,whichiscapableofdelivering
apowerof60Wattto4Ohmloadsconnectedtothe16outputchannels.Whenusedinbridge
mode,itcandeliverapowerof120Wattto8Ohmloadsconnectedtothe8bridgedoutputs.
Thisway,theDPA616istheperfectsolutionforinstalledMulti-Zoneaudiodistribution
systemswith8or16zones.
Itisdesignedasano-nonsenseamplifierwithonlythenecessarycontrolsandconnections,
whichcreatesgreatsimplicityinuseandinstallation.
Theinputconnectionsareallperformedwith3-pinTerminalblockconnectors,allowingthe
connectionofbalancedinputsignals.Everychannelisfittedwithaseparategaincontrol
potentiometerandforeverytwoinputconnectorsisaStereo/Bridge&Parallelswitch
providedwherebytwochannelscanbebridgedorlinkedinparallel,avoidingacableclutter
whenmultiplechannelsshouldbefedwiththesameinputsignal.
Theoutputconnectionsareperformedwith4-pinTerminalblockconnectorsallowing
connectionsforseparateorbridgedoutputchannels.
Abuilt-inmultipurposeprotectioncircuitprotectsagainstDCmalfunction,shortcircuit,
overheatingandoverload.
Thisallishousedinadoublerackspace,steel19”rackmounthousing.

6

7
Precautions
READ FOLLOWING INSTRUCTIONS FOR YOUR OWN SAFETY
ALWAYSKEEPTHESEINSTRUCTIONS.NEVERTHROWTHEMAWAY
ALWAYSHANDLETHISUNITWITHCARE
HEEDALLWARNINGS
FOLLOWALLINSTRUCTIONS
NEVEREXPOSETHISEQUIPMENTTORAIN,MOISTURE,ANYDRIPPINGORSPLASHING
LIQUID.ANDNEVERPLACEANOBJECTFILLEDWITHLIQUIDONTOPOFTHISDEVICE.
DONOTINSTALLTHISUNITNEARANYHEATSOURCESSUCHASRADIATORSOR
OTHERAPPARATUSTHATPRODUCEHEAT
DONOTPLACETHISUNITINENVIRONMENTSWHICHCONTAINHIGHLEVELSOFDUST,
HEAT,MOISTUREORVIBRATION
THISUNITISDEVELOPEDFORINDOORUSEONLY.DONOTUSEITOUTDOORS
PLACETHEUNITONASTABLEBASEORMOUNTITINASTABLERACK
ONLYUSEATTACHMENTS&ACCESSORIESSPECIFIEDBYTHEMANUFACTURER
UNPLUGTHISAPPARATUSDURINGLIGHTNINGSTORMSORWHENUNUSEDFORLONG
PERIODSOFTIME
ONLYCONNECTTHISUNITTOAMAINSSOCKETOUTLETWITHPROTECTIVE
EARTHINGCONNECTION










EC DECLARATION OF CONFORMITY
Thisproductconformstoalltheessentialrequirementsandfurther
relevantspecificationsdescribedinfollowingdirectives:2004/108/EC
(EMC)and2006/95/EC(LVD)
CAUTION - SERVICING
Thisproductcontainsnouserserviceableparts.Referallservicingto
qualifiedservicepersonnel.Donotperformanyservicing(unlessyou
arequalifiedto)

8







CAUTION
Thesymbolsshownareinternationallyrecognizedsymbolsthatwarnaboutpotentional
hazardsofelectricalproducts.Thelightningflashwitharrowpointinanequilateral
trianglemeansthattheunitcontainsdangerousvoltages.Theexclamationpointin
anequilateraltriangleindicatesthatitisnecessaryfortheusertorefertotheusers
manual.
Thesesymbolswarnthattherearenouserserviceablepartsinsidetheunit.Donot
opentheunit.Donotattempttoservicetheunityourself.Referallservicingtoqualified
personnel.Openingthechassisforanyreasonwillvoidthemanufacturer’swarranty.Do
notgettheunitwet.Ifliquidisspilledontheunit,shutitoffimmediatelyandtakeittoa
dealerforservice.Disconnecttheunitduringstormstopreventdamage.
WASTE ELECTRICAL AND ELECTRONIC EQUIPMENT (WEEE)
TheWEEEmarkingindicatesthatthisproductshouldnotbedisposed
withregularhousholdwasteattheendofitsworkinglife.Thisregulation
iscreatedtopreventanypossibleharmtotheenvironmentorhuman
health.
Thisproductisdevelopedandmanufacturedwithhighqualitymaterials
andcomponentswhichcanberecycledand/orreused.Pleasedispose
thisproducttoyourlocalcollectionpointorrecyclingcentreforelectrical
andelectronicwaste.Thiswillmaketosurethatitwillberecycled
onanenvironmentallyfriendlymanner,andwillhelptoprotectthe
environmentinwhichwealllive.

9
Chapter 1
Pin connections and connectors
CONNECTION STANDARDS
Thein-andoutputconnectionsforAUDACaudioequipmentareperformedcorresponding
tointernationalwiringstandardsforprofessionalaudioequipment.
3-Pin Terminal Block:

 Left: Signal- (XLRPin3)
 Center:Signal+ (XLRPin2)
 Right:  Ground (XLRPin1)
Forbalancedlineinputconnections:

Forunbalancedlineinputconnections:

10
Chapter 2
Front & rear panel
Front panel overview
Rear panel overview
Caut on: Only use fuses
of the same type
Warning: Do not expose
this equipment to rain or
mo sture
AC Input
100-2 0V 50/60Hz
Fuse: T AL 250V
DPA616
AUDAC
CLIPCLIPCLIPCLIPCLIPCLIPCLIPCLIPCL PCLIPCLIPCLIPCLIPCLIPCLIPCLIP
20 +20
GAIN
20 +20
GAIN
20 +20
GAIN
-20 +20
GAIN
-20 +20
GAIN
-20 +20
GAIN
-20 +20
GAIN
-20 +20
GAIN
-20 +20
GA N
20 +20
GAIN
-20 +20
GAIN
20 +20
GAIN
20 +20
GAIN
20 +20
GAIN
20 +20
GAIN
-20 +20
GAIN
+
+
+
+
+
+++
Stereo StereoStereo Stereo Stereo Stereo Stereo Bridge
Parallel S ereo
Bridge Bridge Bridge Bridge Br dge Br dge Bridge Bridge
CH 2CH 3CH 4CH 5CH 6CH 7CH 8CH 9CH 10CH 11CH 12CH 13CH 14CH 15CH 16
Bridge
Parallel
Bridge
Parallel
Br dge
Paral el
Bridge
Paral el
Bridge
Para lel
Bridge
Parallel
Bridge
Parallel
CH 1
Front panel description
ThefrontpanelonlycontainsapowerswitchwithpowerindicatorLED.Bymeansofthis
switch,theamplifiercanbeturnedONandOFF.WhenthepowerisswitchedON,theblue
LEDlocatedabovethepowerbuttonwillilluminate.
Rear panel description
Therearpaneloftheunitcontainsallthefacilitiesforconnecting,settingupandregulat-
ingtheamplifier.
Input connections:
Eachchannelcontainsabalancedinputconnectionwhichisperformedusinga3-pin
Terminalblockconnector.Thesignalcomingfromthesignalsourceormixer(e.g.matrix
system)shouldbeconnectedtotheseconnectors.Theconnectionwayforbothbalanced
andunbalancedsignalsourcesisdecribedinChapter1ofthismanual.

11
Operation mode switch:
Theoperationmodeoftheamplifiercanbeselectedusingthisswitch.Theselectable
modesare‘Stereomode’or‘Parallel&Bridgemode’.
InStereomode,eachchannelisfedwiththesignalpresentontheinputconnectorforthe
correspondingchannel.
InParallel&Bridgemode,theinputsignalfortwosubsequentchannelsislinkedwith
eachother.Thesignalpresentontheinputsofthechannelswithevennumbers(2,4,6,
8,...)isalwayslinkedinpairsfortwoconsecutivechannels(Channels1&2,Channels3
&4,...).Dependinghowtheoutputsareconnected,thechoisebetweenParallelorBridge
modewillmade.(Oneloadforeachseparateoutputoroneloadconnectedforonepair
ofchannels).HowtheseconnectionsshouldbemadeisdescribedinChapter3ofthis
manual.
+
Bridge
Parallel Stereo
CH 2 CH 1
Gain control with clipping LED:
Eachchannelisfittedwithagaincontrolknobwherebythelevelforeachindividual
channelcanbeadjusted.Thesensitivityforeachchannelisindividuallyadjustablewithin
arangeof-20dBand+20dB.TheclippingLEDilluminateswhenthesignalreachesthe
clippinglevel.
CLIP
-20 +20
GAIN
Output connections:
Everytwoconsecutivechannelscontainanoutputconnectorperformedusinga4-pin
Terminalblockconnector.Dependingoftheusedoperationmode,outputconnections
canbemadeforeachindividualchannelortwobridgedchannelstogether.Howthese
connectionsshouldbemadeisdescribedinChapter3ofthismanual.
Bridge
Power inlet:
Themainspowersupply(110~240VAC/50~60Hz)hastobeappliedtothisACpower
inlet.TheconnectionismadeusinganIECpowerconnectorandisfittedwithafuse.
Whenreplacingthefuse,makesurethatthevalueofthereplacementfusematchesthe
valueoftheoriginalfuse(T4AL/250V).
Caution: Only use fuses
of the same type
Warning: Do not expose
this equipment to rain or
moisture
AC Input
100-240V 50/60Hz
Fuse: T4AL/250V

12
Chapter 3
Connecting the Amplifier
Dependingonthedesiredoperationmodeoftheamplifier,connectionsshallbemadeon
theappropriateway.Therightconnectionmethodforeveryoperationmethodisdescribed
below.
Stereo mode
InStereomode,eachchannelshallbefedwithanindividualinputsignalcomingfroma
sourcedevice,pre-amplifierormatrixsystem.Theinputsignalshallbeappliedtothe
correspondingTerminalblockconnector,andtheamplifiedsignalwillbeavailableonthe
Terminalblockoutputconnectorforthecorrespondingchannel.
Cau ion On y use uses
o the same type
Wa n ng Do not expose
his equipment to ain o
mo stu e
AC nput
00-240V 50 60Hz
use 4A 250V
DPA616
AUDAC
CLIPCL PIPCLIPCLIPCLIPCL PCLIPCLIPCLIPCLIPCL PCLIPCL PCLIPCLIP
20 +20
GAIN
-20 +20
GA N
20 +20
GAIN
-20 +20
GAIN
20 +20
GAIN
-20 +20
GAIN
20 +20
GA N
20 +20
GAIN
-20 +20
GA N
20 +20
GA N
-20 +20
GAIN
20 +20
GA N
20 +20
GAIN
-20 +20
GA N
20 +20
GAIN
-20 +20
GAIN
+
+
+
+
+
+++
e e e ee e e e e e e e e e e
a a e e e
eeee e e e
CH 2CH 3CH 4CH 5CH 6CH 7CH 8CH 9CH 10CH 11CH 12CH 13CH 14CH 15CH 16
e
a a e
e
a a e
e
a a e
e
a a e
e
a a e
e
a a e
e
a a e
CH 1
A
Zone 8
Line 5 Line 4 Line 3Line 6
Mic 1Mic 2
- 4 +9
A T M
A
50 0
MTX88
AUDAC
a se
ses e same e
Wa
ex se s e me
a m s e
A
M
- 5 + 5 - 5 + 5
W
- 5 + 5
M
- 5 + 5 - 5 + 5
W
- 5 + 5
A T M
A
50 0
AC Input
00 240V 50 60Hz
Fuse T AL 250V
T T
-2 2
W
+ -
+
-
Zone 7
W
+ -
+
-
Zone 6
W
+ -
+
-
Zone 5
W
+ -
+
-
Zone 4
W
+ -
+
-
Zone 3
W
+ -
+
-
Zone 2
W
+ -
+
-
Zone 1
W
+ -
+
-
+24 V
- 4 +9
A
- 4 +9
A
- 4 +9
A
W
Parallel mode
InParallelmode,theinputsignalcomingfromthesourcedevice,pre-amplifierofmatrix
systemshallbefedtotheTerminalblocksignalinputsofthechannelswithevennumbers(2,
4,6,8,...).Thesignalappliedtotheseinputswillbelinkedwiththeotherrelatedchannels.
Thesechannelsarealwayslinkedinpairs,insequentialorder(Input1islinkedtoInput2,
Input3islinkedtoInput4,...).Thesignalforbothconsecutivechannelsisidenticaland
willbeavailableontheTerminalblockoutputconnectorsforbothcorrespondingchannels.

13
Cau ion On y use uses
o the same type
Wa n ng Do not expose
his equipment to ain o
mo stu e
AC nput
00-240V 50 60Hz
use 4A 250V
DPA616
AUDAC
CLIPCL PIPCLIPCLIPCLIPCL PCLIPCLIPCLIPCLIPCL PCLIPCL PCLIPCLIP
20 +20
GAIN
-20 +20
GA N
20 +20
GAIN
-20 +20
GAIN
20 +20
GAIN
-20 +20
GAIN
20 +20
GA N
20 +20
GAIN
-20 +20
GA N
20 +20
GA N
-20 +20
GAIN
20 +20
GA N
20 +20
GAIN
-20 +20
GA N
20 +20
GAIN
-20 +20
GAIN
+
+
+
+
+
+++
e e e ee e e e e e e e e e e
a a e e e
eeee e e e
CH 2CH 3CH 4CH 5CH 6CH 7CH 8CH 9CH 10CH 11CH 12CH 13CH 14CH 15CH 16
e
a a e
e
a a e
e
a a e
e
a a e
e
a a e
e
a a e
e
a a e
CH 1
A
Zone 8
Line 5 Line 4 Line 3Line 6
Mic 1Mic 2
- 4 +9
A T M
A
50 0
MTX88
AUDAC
a se
ses e same e
Wa
ex se s e me
a m s e
A
M
- 5 + 5 - 5 + 5
W
- 5 + 5
M
- 5 + 5 - 5 + 5
W
- 5 + 5
A T M
A
50 0
AC Input
00 240V 50 60Hz
Fuse T AL 250V
T T
-2 2
W
+ -
+
-
Zone 7
W
+ -
+
-
Zone 6
W
+ -
+
-
Zone 5
W
+ -
+
-
Zone 4
W
+ -
+
-
Zone 3
W
+ -
+
-
Zone 2
W
+ -
+
-
Zone 1
W
+ -
+
-
+24 V
- 4 +9
A
- 4 +9
A
- 4 +9
A
W
Bridge mode
InBridgemode,theinputsignalcomingfromthesourcedevice,pre-amplifierofmatrix
systemshallbefedtotheTerminalblocksignalinputsofthechannelswithevennumbers
(2,4,6,8,...).Thesignalappliedtotheseinputswillbelinkedwiththeotherrelated
channels,combiningthepowerofbothchannelstoonechannelwithdoublepowercapa-
bilities.Thebridgedoutputsignalwillbeavailablebyconnectingthenegativeterminal
ofthechannelwiththelowernumberandthepositiveterminalofthechannelwiththe
highernumber(e.g.‘-’ofChannel1and‘+’ofChannel‘2’).Thesearetwocentertermi-
nalsofthe4-poleoutputTerminalblockconnector.
Cau ion On y use uses
o the same type
Wa n ng Do not expose
his equipment to ain o
mo stu e
AC nput
00-240V 50 60Hz
use 4A 250V
DPA616
AUDAC
CLIPCL PIPCLIPCLIPCLIPCL PCLIPCLIPCLIPCLIPCL PCLIPCL PCLIPCLIP
20 +20
GAIN
-20 +20
GA N
20 +20
GAIN
-20 +20
GAIN
20 +20
GAIN
-20 +20
GAIN
20 +20
GA N
20 +20
GAIN
-20 +20
GA N
20 +20
GA N
-20 +20
GAIN
20 +20
GA N
20 +20
GAIN
-20 +20
GA N
20 +20
GAIN
-20 +20
GAIN
+
+
+
+
+
+++
e e e ee e e e e e e e e e e
a a e e e
eeee e e e
CH 2CH 3CH 4CH 5CH 6CH 7CH 8CH 9CH 10CH 11CH 12CH 13CH 14CH 15CH 16
e
a a e
e
a a e
e
a a e
e
a a e
e
a a e
e
a a e
e
a a e
CH 1
A
Zone 8
Line 5 Line 4 Line 3Line 6
Mic 1Mic 2
- 4 +9
A T M
A
50 0
MTX88
AUDAC
a se
ses e same e
Wa
ex se s e me
a m s e
A
M
- 5 + 5 - 5 + 5
W
- 5 + 5
M
- 5 + 5 - 5 + 5
W
- 5 + 5
A T M
A
50 0
AC Input
00 240V 50 60Hz
Fuse T AL 250V
T T
-2 2
W
+ -
+
-
Zone 7
W
+ -
+
-
Zone 6
W
+ -
+
-
Zone 5
W
+ -
+
-
Zone 4
W
+ -
+
-
Zone 3
W
+ -
+
-
Zone 2
W
+ -
+
-
Zone 1
W
+ -
+
-
+24 V
- 4 +9
A
- 4 +9
A
- 4 +9
A
W

14
Chapter 4
Additional information
Technical specifications
OutputPower   Stereo@4Ohm 16x60Watt
(1kHz,THD1%)   Stereo@8Ohm 16x30Watt
    Bridge@8Ohm 8x120Watt

Frequencyresponse     20Hz-20kHz
SignaltoNoiseRatio     >100dB
TotalHarmonicDistortion+Noise   <0.1%
Dampingfactor(8Ohm)     110
CommonModeRejection    >65dB
Crosstalk   Pairedchannels >65dB
    Unpairedchannels >110dB
Inputs    Type   8xStereoBalancedLine(16Ch)
    Sensitivity  -20dB~+20dB
    Impedance  20kOhm
    Connectors  3-pinTerminalblock-3.81mm
Outputs   Type   8xStereoLoudspeaker(16Ch)
    Connectors  4-pinTerminalblock-5.08mm
Controls      Gain
       Stereo/Bridge&Parallelswitch
Indicators      Power
       Clip(rear)
Protection      DC-Shortcircuit
       Overheating
       Overload
Coolingsystem      Temperaturecontrolledfan
Amplifiertechnology     Class-D
Powersupply   Type   Switchingmode
    Range   100-240VAC/50-60Hz
Powerconsumption  Idle   47Watt
    1/8Ratedpower 200Watt
    1/3Ratedpower 400Watt
Weight       8.2Kg
Dimensions(WxHxD)     482x88x322mm
Unitheight      2HE

15
           
            
           

          
          
        
     
        
       
        
             
          
        
           
           
          
 
           
 
 
       
 
 
        
     
        
           
       
        
       
 
               

Notes

16
Notes