USERMANUAL
INTEGRATEDDSPPOWERAMPLIFIER
DIGISYNTHETIC
R
DSP4800
DSP3200
DSP2240
DSP1800
DSP1400
DSP2200
DSP1200
DSP4800E
DSP3200E
DSP2240E
DSP1800E
DSP1400E
DSP2200E
DSP1200E
ESERIESPROFESSIONALAMPLIFIER
WARNING
DANGER
WARNING
Whenusingelectricproducts,basicprecautionsshouldalwaysbefollowed:
1.ReadalltheSAFETYINSTRUCTIONSbeforeusingtheproduct.
2.Thisproductmustbeearthed.Ifithasmalfunctionorbreaksdown,groundingprovidesapathof
leastresistanceforelectriccurrenttoreduceriskofelectricshock.
Thisproductisequippedwithacordhavinganequipment-groundingconductorandagroundingplug.
Theplugmustbepluggedintoanappropriateoutletthatisproperlyinstalledandearthedin
accordance
withalllocalcodesandordinance.
-Improperconnectionoftheequipment-groundingconductorcanresultinariskof
electricshock.Checkwithaqualifiedelectricianorservicemanifyouareindoubtastowhetherthe
productisproperlygrounded.Donotmodifytheplugprovidedwiththeproduct-ifitwillnotfittheoutlet,
haveaproperoutletinstalledbyaqualifiedelectrician.
3.Toreducetheriskofinjury,closesupervisionisnecessarywhentheproductisusednearchildren.
4.Donotusethisproductnearwater-forexample,nearabathtub,washbowl,kitchensink,inwet
basementornearaswimmingpoolorthelake.
5.Thisproductmaybecapableofproducingsoundlevelsthatcouldcausepermanenthearingloss.
Donotoperateforalongperiodoftimeathighvolumeleveloratalevelthatisuncomfortable.Ifyou
experienceanyhearinglossorringingintheears,youshouldconsultanaudiologist.
6.Thisproductshouldbelocatedsothatitslocationorpositiondoesnotinterferewithitsproper
ventilation.
7.Thisproductshouldbelocatedawayfromheatsourcessuchasradiators,heatregistersorother
productsthatproduceheat.
8.Theproductshouldbeconnectedtoapowersupplyonlyofthetypedescribedontheoperating
instructionsorasmarkedontheproduct.
9.Thisproductmaybeequippedwithapolarizedlineplug(onebladewiderthantheother).Thisisa
safetyfeature.Ifyouareunabletoinserttheplugintotheoutlet,contactanelectriciantoreplaceyour
obsoleteoutlet.Donotdefeatthesafetypurposeoftheplug.
10.Thepower-supplycordoftheproductshouldbeunpluggedfromtheoutletwhenleftunusedfora
longperiodoftime.Whenunpluggingthepower-supplycord,donotpullonthecord,butgraspitby
theplug.
11.Careshouldbetakensothatobjectdonotfallandliquidarenotspilledintotheenclosurethrough
openings
12.Theproductshouldbeservicedbyqualifiedservicepersonnelwhen:
A.Thepower-supplycordortheplughasbeendamaged;
B.Objectshavefallen,orliquidhasbeenspilledintotheproduct;
C.Theproducthasbeenexposedtorain;
D.Theproductdoesnotappeartooperatenormallyorexhibitsamarkedchangeinperformance;
E.Theproducthasbeendroppedortheenclosuredamaged.
13.Donotattempttoservicetheproductbeyondthatdescribedintheuser-maintenanceinstructions.
Allotherservicingshouldbereferredtoqualifiedservicepersonnel.
-Donotplaceobjectsontheproduct'spowercordorplaceitinapositionwhere
anyonecouldtripover,walkonorrollanythingoverit.Donotallowtheproducttorestonortobe
installed
overpowercordsofanytype.Improperinstallationsofthistypecreatethepossibilityoffirehazardand/
orpersonalinjury.
IMPORTANTSAFETYINSTRUCTION
1
Installation&operatinginstruction
Mainspowerconnection.
Beforeconnectingthepowercabletothemains,alwaysmakecertainthatitisnot
damagedandthattherearenobarewires,alwaysconnectthepowercabletothe
amplifierbeforeswitchingitonandonlyremovethecableafterswitchingitoff.
Switchingonandoff.
Inanaudiosystem,it'salwaysbettertoswitchpoweramplifiersonlastandofffirst.
Remembertoswitchofftheamplifierbeforeconnectingittoordisconnectingitfromother
unitsandtoswitchalwaysonfirstthemixerandthentheamplifie:inthismanner,peaks
whichareannoyingandsometimesdangerousparticularlyfortheloudspeakersenclosures
areavoided.ItisnormalfortheLEDstolightupforafewmomentswhenswitchingon.
Handling.
Donotforceknobsandconnectors,astheycouldbedamagediftreatedwithexcessive
force.
Connectionsandpreventionofpossibleinterference.
Avoidinstallingyourequipmentnearradios,televisions,etc.,sincetheycouldcausenoisy
disturbance.Whenconnectingtheotherunitsinyoursoundsystem,watchoutfortosocalledearth-loops,whichcancausehum:intheeventofinterference,tryusingtheEARTH
switchontheamplifier'srearpanel.
Connectorcables.
Toconnecttheamplifiertothemixer,alwaysmakecertaintouseonlysignalcables
(screenedcablesmadeupoftwowiresplusabraidscreen),notpowercables(speaker
cables,normallymadeupoftwowires,usuallywithagreatercross-section):toconnectthe
amplifiertotheloudspeakerenclosures,alwaysusepowercables,notsignalcables,asin
thelattercaseinfact,thepowerfromtheamplifierswouldbepartiallydispersebecauseof
thecable'ssmallercross-section.
Takecareoftheconnectorcables.Alwaysholdthembytheconnectors,avoidingpulling
thewireandavoidknotsandtwistswhencoilingthem:thisgivestheadvantageof
increasingtheirlifeandreliability.
Aircirculationforcooling.
Amplifier'scorrectcoolingisensuredbyaninternalfan,thespeedofwhichiscontrolled
byaspecialsensor(thespeedisproportionaltooutputpowerandthereforethe
temperaturegenerated):remembernevertoblocktheairventslocatedontheunit'ssidesin
anyway:theairnecessaryforcoolingpassesthroughthese.
Iftheamplifieriskeptinaflight-caseduringuse,makecertainthatithassufficientopenings
atboththeamplifier'sairvents.Avoidlocatingitverysmallspaceswhichdon'tallowcorrect
aircirculation.
Beforeconnectingtheamplifiertothemainspowersocket,makecertainthatthevoltage
correspondswiththatindicatedontherearoftheunit(anallowanceof10%isacceptable).
r
2
FEATURE
Integratedsystem
rateA/D,D/A,
8ms),phaseinvert,inputgaincontrol
-18,-24AND48dBButterworth,Linkwitz-Rileyfilter
Perfectelectronicprotections:shortcircuit/overloadprotection,overheating
protectionanddirectcurrentexcursionprotection.
Networkcontrol
Built-in48-bitDSPprocessoranddynamicrangeupto116dB,48kHzsampling
Lownoiseandlowerdistortion
Well-designedsignalgenerator:sinwaveandwhitenoise
S/PDIFinput/output(option)
Matrixcontrol,upto255unitscontrolledbyselectingaddresscode
SaveandrecallallparametersviaPCparallelport
3bandsPEQ,limiter(threshold,attacktimeandreleasetimeadjusted),
Twocrossover,range:20Hz-20kHz.Crossoverfrequencyadjusted.Slope:
Threeoutputmodes:stereo,monoandbridge(onlyforDSP1400,DSP1400E,
THD+N:0.08%@1kHz
Frequencyresponse:20Hz-20kHz
220LCDdisplaywithbacklit
delay(max
-6,-12,
DSP2200E,DSP1200E)
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3
CONTROLPANEL
A.FRONTPANEL
1.CHA:AdjustthevolumeofchannelA
2.CHB:AdjustthevolumeofchannelB
3.INPUTINTERFACETOPC
4.OUTPUTINTERFACETOPC
6.POWER:ON/OFF
Note:Presstherotaryencoder(1,2)toswitchbetweentheCHA/Band
CHC/D.
5.220LCDDISPLAYWITHBACKLIT
CHA/C:AdjustthevolumeofchannelA/C(onlyforDSP4800&DSP4800E)
CHB/D:AdjustthevolumeofchannelB/D(onlyforDSP4800&DSP4800E)
4
1
1
5
5
2
2
3
3
4
4
6
6
B.REARPANEL
1.Balancedinput(odB/30kOhm):Forallthemodels,bothCHAandCHBhave
onepairofbalancedinputwithcannonconnector.
2.Poweroutput:outputshouldbeconnectedtotheloudspeaker.TheCHA/CHB
outputsofDSPseriesamplifierhaveonewaterproofjackandonegroupof
bindingpost.
Note:
Theratedpowerandtheimpedanceloadofloudspeakerorloudspeakersystem
mustmatchtheamplifier(seetechnicalspecification).Pleaseusethespeaker
cableonly(normallyprovidedwithoneredandoneblackwire).Donotusethe
signalcable(normallyusedformicrophoneandaudioequipment).
3.EarthedON/FLOATING
Separatethesignalearthfromthechassis.
Usingthisselectortobreakearthloopswhichcanformwhenseveralunitsare
connected.
4.Power:AC230V10%50-60Hz.
5.Airvents
Note:
ThefanoftheDSPseriescoolingsystemcreatesaflowofairwiththedirectionfrom
fronttoback.Thatmeanstheairistakenfromtheopeningonthefrontandis
expelledthroughtheopeningonthefrontaftercoolingtheheatsinksand
transformer.
Attentionmustbepaidtoavoidblockingtheseopenings.Andneverplacethe
amplifier
inwhichthereisnotsufficientaircirculation.
BALANCED
0dB
30KOHM
CH.BIN
LINK
OTUPUT
IMPEDANCE
16OHM
8OHM
4OHM
PIN1+2:
PIN1-1-:
+
-
+
-
LINK
LINK
+
-
OTUPUT
IMPEDANCE
16OHM
8OHM
4OHM
PIN1+2:
PIN1-1-:
+
-
CH.BOUT
CH.AOUT
BALANCED
0dB
30KOHM
CH.AIN
LINK
EARTH
SERIALNo
POWERINPUT
AC230V10%
5060Hz
1
3
2
45
5
OPERATIONINSTRUCTION
I:OFFLINEMODE:
Switchonthepower,thesystemaccessestheOFFLINEmode.
A.Adjustthevolume:turnCHA/CHBbuttontoadjusttheinputlevelofCHA/CHB.
B.SetuptheamplifierID:
PressCHAbuttonforabout3seconds,theLCDshowsasfollows:
Then,turnCHAtochangetheamplifierIDfrom1to255.PressCHAbuttonagain
andsavethesetting.
C.Loadprogram
PresstheCHBbuttonforabout3seconds,theLCDshowsasfollows:
Then,turnCHAtoselectoneprogram(1-11).PressCHBbuttonagain,savethe
settingandloadtheselectedprogram.Atthesametime,theLCDshows:
LOADING..........Severalsecondslater,theLOADINGisfinishedandthesystem
returnthemenu
D.SETUPVOLUMEPROTECT
UnderthemenuofLOADPROGRAM,presstheCHBbuttonagainforabout3
secondsandthentheLCDshowsasfollows:
TurntheCHBbuttontoswitchon/offAUTOMUTE.Then,presstheCHBbuttonagain
tosavethesetting.
AUTOMUTE:ON.Whenthepowerison,thevolumeofCHA/CHBisMUTE
automatically.
AUTOMUTE:OFF.Whenthepowerison,thevolumeofCHA/CHBcomestothe
settingwhenpowerwasofflasttime.
1.Among11programs,No.11isnotusedundertheonlinemodewithoutPEQ,
XOVERandDELAY.Theother10programscanbesavedandrecalledonthe
onlinemode.
2.ThevolumeismuteautomaticallyaftereveryLOADPROGRAM.
3.Whenthesystemswitchesfromtheonlinemodetotheoffline,thesystemcan
loadtheprogramthatissavedunderthonlinemode.Atthesametime,the
volumeismuteautomatically.
NOTE:
SETUPAMPLIFIERID
DEVICENO.#1
AmplifierID
ProgramNumber
Programname
LOADPROGRAMP11
NOPEQ+XOVER+DELAY
：
VOLUMEMUTEPROTECT
AUTOMUTEON
：
6
II:ONLINEMODE
1.ConnecttheamplifiertoPCwiththerightcable:insertoneendotcableinto
parallelportof
PCandtheotherendintothePCREMOTEinthefrontpanelofamplifier.StartDSP6
testingsoftware.
2.CONNECTION
ClicktheDebugbuttonandthenclickConnect.Selectonedevicenumber(1-
255).Ifthisnumberis
thesameastheamplifierID,theLCDshowsasfollows:
Atthattime,thesystemcanbetestedbyDSP6software.Allthefunctionsunder
theofflinemodeisnotvalid.
.
3.DISCONNECT
ClickDebugbuttonandthenclickDisconnect,theLCDshowsasfollows:
Thenthesoftwaretestingisnotvalid.Thesystemreturntheofflinemode.
Regardingtheoperation
ofDSP6software,pleaserefertotheonlinehelpofit.
CONNECTCANCEL
MCU_CONTROLDEVICE
CONNECTSUCCESSFUL
PC_CONTROLDEVICE
77
#1
#2
#3
DIGISYNTHETIC
R
DSP3200
24BITDSPSTEREOPOWERAMPLIFIER
48KHzSAMPLINGRATE
CHB
OUTPUTINPUT
PCREMOTE
CHA
POWER
DIGISYNTHETIC
R
DSP3200
24BITDSPSTEREOPOWERAMPLIFIER
48KHzSAMPLINGRATE
CHB
OUTPUTINPUT
PCREMOTE
CHA
POWER
DIGISYNTHETIC
R
DSP3200
24BITDSPSTEREOPOWERAMPLIFIER
48KHzSAMPLINGRATE
CHB
OUTPUTINPUT
PCREMOTE
CHA
POWER
Thesoftwareadoptstheadvancedtelecommunicationcontroltechnology.The
usercancontrolthegain,EQ,crossover,delay,limiter,programmanagementetc.
throughtheinterfacesoftware.Thebelowintroducesestablishtheconnectionand
programmanagementoperation.
A.Establishtheconnection
1.InstallingtheSoftware
Runtheapplication<>.SetupwillinstalltheDSP6applicationontoyourPC.You
canacceptthedefaultdirectory,orspecifyadifferentlocationtoinstallthe
application.
2.ConnectingaPC
Useastandardcomputercable(accessorywiththeunit)toconnectaPCtothe
DSPamplifier.
3.ConfigureCOMport
ClickonToolsinthetopmenubar,andselectCOMSetup...toopentheCOMSetup
window.TheapplicationusesCOM1onthePCbydefault.Ifnecessary,youcan
changetheCOMportusedbytheapplication.ClicktheCOMSelect:COM1pulldownboxintheCOMSetupwindow,alltheserialportsavailableinthePClist
automatically,thenselectthedesiredCOMportandclickOKbutton.
SelectSearch...toopensearchfunctionthatwillfindoutalltheunitsinthenet.The
multipleunitswiththesameAddress(masterID)anddifferentSubAddress(slaveID)
cannotbeidentified.YoucanidentifysuchunitsonlyfromtheSubAddress(slave
ID),pleasekeeptheSubAddress(slaveID)sothatyoucancontrolsuchunitswhen
connectingwithPC
8
III.PCSOFTWAREOPERATION
4.EstablishtheCommunicationConnect
SelectConnectbuttontoopentheConnectwindow.FillintheAddand/orSubAdd
toselecttheunit.ClickConnecttogo,Thenyoucanadjusttheamplifiers
parametersofgain,EQ,crossover,delay,compress/limit,modeetc..
TheAddress(mainID)isfrom1to255thatcanbesetupbytheuserfreely.TheSub
Address(slaveID)isfrom1to65536thatispresetinthefactoryandcantbechanged.
TheSubAddresswilldisplayeachtimetheunitpowersonorpresstheleftjog-wheel
afterturningon.
online,
'
Theunitismute(default)ifmuteisselectedbyclickingtheMUTEcheckbox,otherwise
theunitgainremains.
DisconnectmeanstheunitconnectinggoesoutofthePCcontrol.Theunitwillreload
theprogramautomaticallywhiledisconnect.Thegainwillescalategraduallyupto
theprogramgainiftheprogramgainisnotmuteandAUTOMUTEisOFF(refertoSETUP
VOLUMEPROTECTinamplifiermanual).
NOTE:
TheusermustfillinSubAdd(slaveID)toconnecttheunitiftwooraboveunitswith
thesameAdd(masterID).Otherwisethesystemwouldconnectalltheunitswith
thesameAdd(masterID)tocausecommunicationmalfunction.
IfnounitshavethesameAdd(masterID),theusercanconnecttheunitswithout
SubAdd(slaveID)setup.
Thepresentconnectunitdisconnectsautomaticallyeverytimeconnectinga
newunit.
9
ClickDevicebuttontoopentheDevicewindow.TheusercanmodifytheNameof
theunitandmanagethedeviceinformationbeforeconnect.Themaximumunits
canbemanagedare255.Selectadevice,clickOKbutton,thedeviceinformation
willbesenttotheConnectwindow.
B.ProgramManagement
Aprogramcanbestoredinanyoneofthe20availablememorylocations.The
No.21programisadefaultone,whocantberefreshed,EQandLimitercurveis
smooth.Nodelay.Thephaseiszero.
'
Refresh:Writethecurrentprogramcontentintotheunit.Thesymbol
indicatestherearesetupparametersinprogram.Viceversa.
"[###]"
Upload:Recalltheprogram,andsetuptheprogramnumberasthecurrentone,
muteandpasstheparameterstothePCprograminterface.
10
FileDown:DownloadthefilestoredinPCintotheunitastheprogram.
SetupDown:Collectthecurrentinterfaceparameterstoformaprogramanddown-
loadintotheunit.
Delete:Deletethecurrentprogram.
DeleteAll:Deletealltheprograms.
Save:StoreaprograminPC.
TheusercanselectthefilegaininFileDownmode(theparametergaininSetup
Downmode)ormutewhendownloadtheprogram.Suchgaincanbeeffectiveonly
iftheunitisintheofflinemodeandAUTOMUTEisOFF.Inonlinemode,theunitwill
downloadthefileandrecalltheprogramwhenNeworOpenthefile.Ifthecurrent
programisNo.21,theusercantNeworOpenthefile.'
Note:
Allthecommunicationstatesareindicatedinthebottomleftcorner.
1istheAdd(masterID),Finish...indicatesthecommunication(sendorreceive)is
completed.
PleaseWait...indicatesthedatahasnotbeensentout,Pleasewait.
Record...indicatesthecorrectreturnsignalisnotreceived.Pleaseoperateagain
orcheckthecommunicationline.
11
1.MENUCOMMAND
Filemenu
OpenOpenanexistingFileofPC
SaveSavecurrentsettingtoPC
ReadFromMemoryReadtheparametersoftheprogram
SendToMemorySavethevalueofparameterstotheprogram
ExitExitPCapplication
Modemenu
StereoStereomode,theinputandoutputofleftandrightchannelis
independent
BridgeBridgemode,theoutputphaseofleftandrightchannelisreverse
monoMonomode,theoutputphaseofleftandrightchannelissame
Testmenu
SinewaveSinewavetest,generatethesinewavesignalfortestingthesystem.
Frequencyrange:20Hz~20kHz
Noisewhitenoisetest,generatethewhitenoisesignalfortestingthe
system
Debugmenu
connectConnectthedevicetoPCandthencontrolledbyPC
DisconnectDisconnectthedeviceawayfromPC
Helpmenu
Contentindextotopics
AboutDSP_6Versionandtheinformationofcompany
12
2.PARAMETERADJUSTMENT
Underthemaininterface,clicktherelevantbuttontoadjustthe
parametersof
Gain,PE
Q,Xover
,D
Elay,PhaseandLimiter
.
1)Gain
ClickG
ain
b
uttontosetthelevelofthe
Left/right
Channel.Volume
Range:-60dB
to6dB.
2)PEQ
Click"PEQ"
buttonandthenthefrequency,gain,Qvalueandflat(on/off)of5
bandPEQcanbeset.
Frequen
cyrange:19.7
Hz~20.2kHz
Qvaluerange:0.4~128
13
3)Xover
ClicktheXoverbuttonandthentheparametersoffilter(slopeandfrequencyof
HPF/LPF)canbeset.The
Minimum
FrequencyofL
PFisnotlowerthanThemaximum
frequency
ofH
PF
.
4)Delay
ClicktheDelaybuttonandthenthedelayunitanddelaytimecanbeset.Max
delay:8ms.
5)Phase
Clickthe180checkboxto
selectThereversephase:
0
,180.
6)Limiter
ClicktheLimiterbuttonandthenthethreshold,holdtime,attacktimeand
releasetimecanbeadjusted.Usedforprotectingthesystem.
14
CONNECTORCABLE
Thefollowingdiagramsillustratethewiringofthevarioustypesofsocketsthatcanbe
usedwiththeDSPpoweramplifiers.
Toconnecttheamplifiertothemixer,alwaysmakecertaintouseonlysignalcables
(screenedcablesmadeupoftwowiresplusabraidscreen),notpowercables(speaker
cables,normallymadeupoftwowires,usuallywithagreatercross-section):theuseof
unscreenedcablescouldinfactcauseannoyingbuzzesandbackgroundnoise.We
thereforealwayssuggesttheuseofbalancedcablesformicrophonesandlineunits
wheneverpossible.
Toconnecttheamplifiertotheloudspeakerenclosures,alwaysuseonlypower
cables,notsignalcables,asinthelattercaseinfact,thepowerfromtheamplifierswould
bepartiallydispersedbecauseofthecable'ssmallercross-section.
Takecareoftheconnectorcables.Alwaysholdthembytheconnectors,avoiding
pullingthewireandavoidknotsandtwistswhencoilingthem:thisgivestheadvantageof
increasingtheirlifeandreliability.Checkyourcablesperiodically,makingcertainthatthey
areingoodcondition,thattheconnectorsarecorrectlywiredandcontactsperfectly
efficient:infact,manyproblemsandsetbacks(faultycontacts,groundhum,disturbance,
etc.)areduetotheuseofunsuitableoffaultycables.
Balancedcannonfemaleconnector
PCOUTPUT
HOT(+)
GROUND
COLD(-)
15
SPECIFICATION
RackSize:3U,Power(RMS):
-DSP4800
-DSP320021000W(8),RMS21700W(4)41kg
-DSP22402850W(8),RMS21300W(4)39kg
-DSP18002650W(8),RMS21000W(4)35kg
-DSP14002450W(8),RMS2700W(4)BRIDGE1300W(8)29kg
SNR>90dB
THD+N0.08%@1kHz
IMD0.1%8?,1kHz@1W
Frequencyresponse20-20kHz(+0,-0.5dB)
Inputsensitivity/impedance0dB(0.775Vrms)/30k?
Crosstalk>50dB
Dampingfactor>500:1@1kHz/8?
Phaseresponse-18 ° @20Hz
+25° @20kHz
Voltagegain40dB@1kHz/8?
ProtectionDC,overload,thermaland
shortedprotection
StandardpowerAC110V± 10%50-60Hz
Dimension483?32?95mm
Grossweight
☆
×Ω×Ω×Ω
×Ω×Ω
×Ω×Ω
×Ω×Ω
×Ω×ΩΩ
☆RackSize:2U,Power(RMS):
-DSP2200:2×450W(8Ω);2×750W(4Ω);Bridge:1300W(8Ω)30kg
-DSP1200:2×350W(8Ω);2×600W(4Ω);Bridge:1000W(8Ω)31kg
☆
×Ω×Ω×Ω
4450W(8);4700W(4);Bridge:21300W(8)39kg
-DSP4800E:4450W(8);4700W(4);Bridge:21300W(8)39kg
RackSize:3U,Power(RMS):
-DSP3200E:2×1000W(8Ω);2×1700W(4Ω);2×2100W(2Ω)40kg
-DSP2240E:2×850W(8Ω);2×1300W(4Ω);2×1800W(2Ω)37kg
-DSP1800E:2×650W(8Ω);2×1000W(4Ω);2×1200(2Ω)34kg
-DSP1400E:2×450W(8Ω);2×700W(4Ω);2×900W(2Ω);Bridge:1300W(8Ω)
30kg
☆ RackSize:2U,Power(RMS):
-DSP2200E:2×450W(8Ω);2×750W(4Ω);2×1000W(2Ω);Bridge:1300W(8Ω)
30kg
-DSP1200E:2×350W(8Ω);2×600W(4Ω);2×800W(2Ω);Bridge:1000W(8Ω)
31kg
16
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