Coda CSiB Integrated Amplifier User manual

Coda
Brand
Coda
Model
CSiB Integrated Amplifier
Category
Audio amplifiers
Type
User manual
TECHNICAL DESCRIPTION
WARRANTY
TECHNICAL DATA
OPERATION MANUAL
Control AmplifierCSiBalanced
1
3
7
6
2
SAFETY PRECAUTIONS
INTRODUCTION
INSTALLATION & USE
8
10
CARE&HANDLING
!
CAUTION
CAUTION
WARNING
WARNING
1
SAFETY PRECAUTIONS
CAUTION -
-
-
-
-
CAUTION: TOPREVENT ELECTRIC
SHOCK,DONOT REMOVECOVER.
NOUSERSERVICEABLEPARTS
INSIDE,REFERSERVICING TO
QUALIFIEDSERVICEPERSONNEL.
THISSYMBOL IS TO ALERT YOUOF
THEPRESENCEOFUNINSULATED
DANGEROUSVOLTAGEWITHIN THE
UNIT'SENCLOSURE THAT MAY BEOF
SUFFICIENT MAGNITUDE TO
CONSTITUTE A RISKOFELECTRIC
SHOCK.
THISSYMBOL ISINTENDED TO ALERT
YOUOF THEPRESENCEOF
IMPORTANT OPERATING AND
MAINTENANCEINSTRUCTIONSIN THE
LITERATURE ACCOMPANYING THE
UNIT.
WARNING:TOPREVENT FIREORSHOCKHAZARD,DO
NOT EXPOSE THISUNIT TORAINOR
MOISTURE. TO AVOIDELECTRICAL SHOCK,DO
NOT OPEN THEUNIT.REFERSERVICING TO
QUALIFIEDPERSONNEL.
Neverinstallorremovethepowercordfromthechassis
unlessithasbeendisconnectedfromthe ACpowersource
first.
Neverpullonthepowercordwhenremovingitfroman AC
powersource.Graspitbytheplug.
Donotleavethepowercordconnectedtoan ACpower
sourceunlessitisconnectedtotheunit.
Itisrecommendthatduringextendedperiodsofnon-use
thattheunitspowercordbeunpluggedfromits ACpower
source.
Routethe ACpowercordsothatitwillnotbedamagedor
walkedon.
!
2
INTRODUCTION
ThankyouforselectingCoda Technologiesandourprocessionlineofhighdefinition,high
valueaudiocomponents. TheControl AmplifierCSiBalancedisaprecisiondevice,designed
inanefforttoprovidethelistenerwithunmatchedsoundquality,design,andconstruction.
TheCSiBwillprovideyouwithmanyyearsoflisteningenjoyment.
TheControl AmplifierCSiBalancedisthelatestrefinementoftheControl AmplifierCSi,itself
asubstantiallyimprovedevolutionofthehighlyregardedUnisonUltra.Mostnotablearethe
stylingandindustrialdesignchanges,introducedwiththeCSi,bringingtheCSiBharmony
withtheCodaCserieslinestylingchangesintroducedin2006.
ThepreamplifierandamplifiersectionsremainvirtuallyunchangedfromtheUnisonUltra,
whilethepowersupplyandoutputstageshavebeenimprovedtoincreasepowerto400W
perchannel.
TheCSiBalsoincludesanextendedpreamplifiersectionincorporatinganewbalancedaudio
input. ThepreamplifierintheCSiBhasbeenfullymodularized,becomingaseperateunit
fromtheamplifieritselfandincreasingfutureextensibility.
Otherfunctional,optional,oroperationalchangesarenotedthroughoutthismanual.Inorder
tooperateyouramplifierproperlyandtorealizeallofthecapabilitiesoftheCSiB,we
recommendthatyoureadthisentiremanualcarefullytoinsuremaximumbenefitfromyour
audiosystem.
REARPANEL CONNECTIONS
Toprovideforadequateventilationyoushouldallowatleastsixinchesofunobstructedspace
aboveandacoupleofinchesoneachsideoftheamplifier.Becauseofitslargepower
supply,alocalmagneticfieldmaybecreatedandpickedupbyCDplayers,turntablesand
similarequipment.Forthisreasonyoushouldprovideatleastafootofspacebetweenthe
CSiBandthesecomponents.
A.INPUT SELECTOR
SignalinputsforDisc,Video, Auxand Aux2.
B.MONITOR
Signalinputsandoutputsforatapedeckorotherrecordingdevice.
C.PREAMPLIFIEROUTPUTS
Signaloutputsforanadditionaloutboardamplifier.
D.SUBWOOFEROUTPUTS
Variableoutputsforapoweredsubwooferwhichtrackthemastervolume.Independently
controlled.
E. AMPLIFIEROUTPUTS
Amplifiedoutputstoconnecttospeakers. Toensureidenticalspeakerphasingconnectboth
speakerswiththesamepolarity(positivetopositive,negativetonegative).
F.POWERSWITCH
Mainpowerswitch. Thispowerswitchisintendedonlyforcompleteshutdownwhile
connectinganddisconnectingcables. Therockerswitchmustbeinthe “ON”positionforthe
CSiBtooperate.Ratherthanswitchingofftheamplifierentirelywhenitisnotinuse,thebias
pushbuttononthefrontpanelshouldbeusedtotoggletheamplifiersbiasoffwhenitisin
standby.
G. ACLINEINPUT ANDFUSEHOLDER
110or220voltpowerinput,fusedasspecifiedontherearpanel. Toreplaceablownfuse,
insertasmallscrewdriverintotheslotnexttothefusedrawer,indicatedbyafuseicon,and
twisttoreleasethedrawer.Replacementfusesmustmatchtheoriginalfuseasspecifiedon
therearpanel.
3
INSTALLATION&USE
C&D B AEF G
G
FRONT PANEL CONNECTIONS
A.LEVEL ADJUST
Controlsthecurrently-selectedaudiolevelvisibleontheLEDdisplay.
B.MODE
Selectstheaudioleveltoadjust.Cyclesbetweenvolume,left/rightchannel
attenuation,andsubwooferlevel.
C.LEDDISPLAY
Displaysthecurrently-selectedaudiolevel.Levelisindicatedindecibels,with99being
maximumvolumeand00being100dBofattenuation.
D.LEVEL /INPUT INDICATORS
Indicateswhichaudiolevelisselectedforadjustment(right)orwhichaudioinputisselected
(left). ThethreeLEDsinthelevelindicatorindicateleftandrightchannelsandsubwoofer.
TheLEDindicatorforthemainvolumelevelislocatednexttotheMODEpushbutton.
E.BIAS
Togglestheamplifiersbias.Withthebiasofftheamplifierwillnotproduceanyaudio,
effectivelyoperatinginstandby.Inthismodetheamplifierwilldrawnegligiblecurrent,and
canbeleftonindefinitely.
F.SUBWOOFER
Toggles(mutes/unmutes)thesubwooferoutput.
G.MONITOR
Enablesthemonitorinput,overridingallotherinputs.
H.INPUT SELECTOR
Selectstheactiveaudioinput.CyclesthroughDisc,Video, Auxand Aux2.
4
INSTALLATION&USE
REMOTEOPERATION
TheCSiBcanbeoperatedbyremotecontrol. TheMX-450LearningRemote
isincludedwiththeamplifier.ForinstructionsonusingtheMX-450itselfsee
theonscreenmanualincludedintheremote.
5
INSTALLATION&USE
6
CARE ANDHANDLING
Theinterioroftheunitrequiresnospecialcare.Ifexternalcleaningbeyondsimpledustingis
necessary,anydilutecommercialammoniabasedproductwillbeappropriate.NEVERuse
anyabrasiverags,cleanersorchemicalsolventsonCodaproducts.
Whenhandlingtheunit,takecarenottomarthealuminum. Aluminumisamediumhardness
metalandcanbescratchedbyhardertoolsteels. Avoidexposingtheunittodirectsunlight,
andkeepitawayfromsourcesofintenseheat.
Itisrecommendedthatyoukeepthecartonandassociatedpackingmaterial. Theyareideal
ifyouneedtopacktheunitfortransportation.Ifserviceisrequiredtheywillbeabsolutely
necessaryforsafeshipment.
7
DESCRIPTION
TheremotecontrolledCodaControl AmpliferCSiBalancedisdesignedwiththoroughness
reservedonlyforthefinestpreamplifierandamplifiergainstages. Analyticaldesign
techniques,bothobjectiveandsubjective,wereappliedinanopen-mindedfashionwith
musicalperfectionasthegoal. TheCSiBfeaturesawiderangeofdesigntopologiesand
componentsportedfrombothbroadlineageandthemostrecentadvancesintheCoda
productsanddesigntopologies.
Unlikeotherintegratedamplifiers,theCSiBofferstrue “separates”performance. TheCSiBis,
internally,essentiallyaStereo Amplifier Tswithaseparatepreamplifiersectionbasedonthe
circuittopologyoftheCoda07xPreamplifier.
Onthefaceplate,thestraightforwardcontrolsanddisplayprovidecomprehensive
functionalitytotheuser. AllinputselectionshaveLEDstoshowwhentheyareinuse.Buttons
controlbothvolumeandbalance,withanLEDdisplaytoshowwhichchannelsarebeing
adjusted.GainiscontrolledbyahighperformanceBurr-BrownPGA2310analogattenuator.
Thisdigitallycontrolledanaloguedevicefeaturesanimprovedoutputbufferandincreased
voltageswingforhighlevelinputsignals.Digitallycontrolledleveltrackingallows1dBper
stepattenuationwithouterror. Thedigitallycontrolledsteppedresistors&zerocrossing
detectioncircuitallowfor “zipper-free”operation. Totalharmonicdistortionislessthan0.04%
withasignaltonoiseratioapproaching130dB.
Thepreamplifiersectionhasitsownseparatepowersupplywithmultipleindependent
transformertaps. A referencevoltageisdevelopedbydeliveringconstantcurrenttozener
diodes. Theresultingvoltageisheavilyfilteredanddeliveredthroughclass-A followersto
provideabsolutelystablepowertothepreamplifiersection. A separatepowersupplyis
providedforallcontrolsandmicroprocessorcontrolsystem.
IntheamplifiersectionoftheCSiB,differentialvoltagegainthroughoutprovidesexceptional
rejectionofexternalnoiseandcontributestotheinherentstabilityofthecircuit. Thefrontend
isdesignedtoprovideaslewrateof50V/uswithoutenteringclassBoperationasiscommon
inmanyotherdesigns. Thiscombinedwithexcellenthighfrequencydesigninsureslinear
operationathighspeed.
Theamplifer’soverbuiltpowersupplytakeaverydirectapproachtohighperformanceby
utilizingatopquality3.0kVA customtoroidaltransformer,highcurrentrectifersanda
80,000 FcapacitorfilterbankwithverylowESRandinductance.
Thislatestgenerationoutputstagedesigniscapableofproducingpeakcurrentsinexcessof
100peakampereswithadegreeoflinearityandspeedunmatchedbyotherdesigns
producingonlyafractionofthismassiveamountofcurrent. Thisisachievedbythe
implementationofseveraldistinctcircuitfeatures.Eachchanneluses20individualoutput
transistorswithacombinedpowerratingofover4,000wattsand125amperesanda
bandwidthof30MHz. TheCSiBV3operatesinClass A uptoapproximately~8watts. At
higheroutputlevels,thebiassectionisdesignedtoproduceaprecisiontransitionwithno
abruptchangesindistortionoroutputimpedance. This “PrecisionBias”techniqueyields
seamlessperformanceregardlessofthecomplexityoftheload.Withsuchlinearityand
bandwidth,only6dboffeedbackisusedtomaintaindampingfactorwhilepermittingthe
minimalvaluecustomemitterresistorstoprovidecurrentlimitingonlyunderextreme
conditionsthatwouldexceedtheoutputstageshighcurrentcapabilities.Oneadvantageof
thisisahighdegreeofimmunityfrominteractionswithcomplexspeakerloadsorcables.
μ
8
TECHNICAL DATA
RATINGS
RatedPower V3:
400watts@8Ω
800watts@4Ω
Class A to~8W@8Ω
V2:
250Watts@8Ω
500Watts@4Ω
Class A to~12W@8Ω
V1:
150Watts@8Ω
300Watts@4Ω
Class A to~18W@8Ω
MaximumCurrent 1 0 Amperespeak
Noise -1 0dBreferencedtoratedoutput
InputImpedance 50kΩunbalanced/1kbalanced
OutputImpedance .04Ωfrom20Hzto20kHz
POWERSUPPLY
Transformer Type Multi-tap,multi-windingtoroidal
80,000 μF
TransformerRating 3,000VA
45watts@Standby(biason)
DIMENSIONS
Height 5.5”Faceplate,6.0”Overall
17.0”Faceplate,16.75”Chassis
Depth 14”Overall
Weight 55lbs.
3
3
FrequencyResponse DCto-3dB@100kHz
Distortion <.04%from10Hzto20kHz@ 0Watts
Gain 26dB
PowerFiltering
PowerRequirement
Width
40
9
WARRANTY
I.Warranty- AnyfailureoftheControl AmplifierCSiBalanced,hereafterknownasthe
productororiginalproduct,tooperateortomeetspecifications,applicableattimeof
manufacture,duetoamanufacturingdefectorcomponentfailure,willbecorrectedbyCoda
Technologieswithoutchargeforpartsorlabor,foraperiodoftenyearsfromdateoforiginal
purchase.Coda Technologieswillprovideforsurfacetransportationtoandfromthefactory
foraperiodofoneyearfromdateoforiginalpurchase.
II.Procedure-IftheproductshouldrequireserviceunderwarrantycontactCoda
Technologiesatthelocationonthebackcoverofthismanualforshippinginstructions.
ProductspurchasedoutsideoftheUnitedStateswillbecoveredbythewarrantyconditions
extendedbytheimportingdistributorwhichmaydifferfromthosegivenabove.
III.ExclusionofCoverage-Coda Technologiesisnotobligatedtoservicetheproductifanyof
thefollowingconditionsapply:
a. Theproducthasbeendamagedthrough:
I.operationnotinaccordancewiththeinstructionsinthismanual
II.abuse,tampering,modificationoraccident
III.serialnumberdefacement
B.
c. TheproducthasbeentransportedoutsideoftheUnitedStatesof America.
IntheseconditionsanyservicewillbemadeatCoda Technologiessoleoption.
IV. TotalLossandReplacement-Iftheproductissubmittedforserviceduetoasevere
malfunctionwhichhascauseddamagesufficientenoughtomakearepairattemptinfeasible,
theproductwillbereplacedwithanotherunitofequalorsuperiorspecifcautions.
Coda Technologies’productlineisfrequentlyupdatedandchanged,andthespecificmodel
andversionoftheoriginalproductmaybediscontinuedatanytimewithoutnotice.Inthis
casenoguaranteesaremadethatthereplacementunitwillbevisuallysimilartotheoriginal
product.
V.SubjectiveDifferences-Noguaranteeismadethattheproductwillperformtoanyspecif
cationsthatcannotbemeasuredandconformedwithprecisionaudioanalysisequipment.
Coda Technologiesisonlyobligatedtomakerepairswhichwillbringtheproductinto
compliancewiththespecifcationsstatedinthismanual.
VI.UnnecessaryService-Inallconditions,iftheproductissubmittedforserviceandfound
tobeoperatedwithoutfaultandwithinspecifcations,shippingchargeswillbebilledtothe
customer.
Thiswarrantygivesyouspecificlegalrights. Youmayhaveotherrightswhichvaryfromstate
tostate.
Disclaimer-Coda Technologiescannotbeheldresponsibleforanydamagecausedbytheir
products,includingbutnotlimitedto:
a.DamagetospeakerscausedbyfailureofaCoda Technologiesproducttomuteordisable
itselfasexpectedordescribedinitsmanual.
b.DamagecausedbyconnectingaloadtoaCoda Technologiesproducthavinganimproper
impedanceasdescribedintheproductsmanual.
c.Damagecausedbydefectsindesign,constructionorcomponentquality.
Theproducthasbeentransferredtoathirdparty.Inthiscasethewarranty
Iisvalidfor5yearsfromdateofmanufactureasdeterminedfromtheserialnumber
10
WARRANTY
FillinthisregistrationsheetandfaxormailittoCoda Technologiestoensureyouareinour
warrantysystem. Thiswillfacilitatewarrantyserviceshoulditbecomenecessary.
Itisrecommendedthatyouretainacopyofthisformforyourownrecords.Coda
Technologies’addressandfaxnumberarelocatedonthebackofthismanual.
MODEL DESIGNATION:
SERIAL NUMBER:
DATEOFPURCHASE:
PLACEOFPURCHASE
OWNERINFORMATION
NOTES:
Name:
Address:
City: State: Zip:
Phone:
Name:
Address:
City: State: Zip:
Phone:
7850CUCAMONGA AVENUE#34
SACRAMENTO,CA 95826USA
phone
onthewebat
emailusat
fax
+01916.383.3653 +01916.455.3653
CODA.CC
[email protected]
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Coda CSiB Integrated Amplifier User manual

Coda
Brand
Coda
Model
CSiB Integrated Amplifier
Category
Audio amplifiers
Type
User manual
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