Coda Continuum CP Preamp User manual

CARE&HANDLING

WARRANTY REGISTRATION

WARRANTY & DISCLAIMER

OPERATION MANUAL

PreamplifierCP

INITIAL SETUP

INSTALLATION & USE

LOADING SETUP

TECHNICAL DATA

INTRODUCTION

SAFETY PRECAUTIONS

CONTINUUMCP

VOLUME/BALANCEdBLEVEL

CAUTION

WARNING

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.

INTRODUCTION

ThankyouforpurchasingthePRE AMPLIFIERCP.

Thispreamplifierisaprecisiondevice,designedinanefforttoprovidethelistenerwith

unmatchedsoundqualitythroughsuperbdesignandconstruction.

Althoughitsoperationisfairlysimple,inordertooperateyourpreamplifierproperlyandto

realizeallofthecapabilitiesoftheCP werecommendthatyoureadthisentiremanual

carefully.

INITIAL SETUP

ThediagrambelowillustratestherearconnectionsoftheCP.

Note:Manyamplifiersproducealocalmagneticfieldthatcanbepickedupbythesensitive

circuitryofapreamplifier. Trytoprovideatleastafootofspacebetweenyouramplifierand

yourCP preamplifier.

: The ACreceptacleacceptsanystandardthree-prongIEClinecord.Powerinputcanbe

adjustedforanycountry,butissetinternallyatthefactory.ContactCodaoryourlocalCoda

dealerifthevoltagemustbechanged.Fusespecificationsarelistedbelowthereceptacle,

andthefusecanbechangedbyunpluggingthelinecord,pullingoutthefusedrawerand

clippinginanewfuse.

:SignaloutputisthroughtwobalancedXLRconnectorsandfourunbalancedRCA

connectors. TheXLRpinoutisidenticaltotheinputreceptacles.

: TheProcessorloopconnectorspermittheconnectionofanexternalaudiodevicesuchas

asurroundsoundprocessororequalizer.Connecttheoutputjackstotheinputofthe

processor,andtheoutputoftheprocessortotheprocessorinputjacksofthepreamplifier.

:SignalinputisthroughtwobalancedXLRconnectorsandeightunbalancedRCA

connectors. TheXLRreceptaclehasgroundonpin1,positiveonpin2andnegativeonpin3.

INITIAL SETUP

ThediagrambelowillustratesthefrontpanelcontrolsoftheCP.

Note:Manyamplifiersproducealocalmagneticfieldthatcanbepickedupbythesensitive

circuitryofapreamplifier. Trytoprovideatleastafootofspacebetweenyouramplifierand

yourCP preamplifier.

: Therotarycontrolleradjuststhecurrentlyselectedvolumelevel.Presstheknobtoswitch

betweenthevolumesettingforleft,rightorbothchannels,indicatedbythelightsunderneath

thedigitdisplay.

: Thedigitdisplayshowsthecurrentlyselectedvolumesetting. Thelightsunderneaththe

digitindicatewhichvalueisselected. ThereadoutisindBofattenuation,thereforeahigher

numberindicatesaloweroutputlevel.Iftheoutputismutedthedisplaywillflashrepeatedly.

: Theprocessorinputmodepassesthecurrentaudioinputthroughanexternalprocessor

unitbeforeitisoutput.Seethepreviouspageforinstructionsonconnectingaprocessor

device.

: Themonoinputmodecombinesbothinputchannelsintoasinglemonauralsignaland

outputsthecombinedsignalonbothoutputchannels.

: Thefourinputselectorschoosethecurrentactiveaudioinput.Individualgaincanbeset

foreachinput.Pressandholdthebuttonfortheappropriateinput. Thedisplaywillswitchto

thegainsettingforthatinput,00bydefault.Rotatethevolumeknobtoselectupto18dBof

additionalgain,thenpresstheinputbuttonagaintostorethevalue.

CONTINUUMCP

VOLUME/BALANCEdBLEVEL

REMOTEOPERATION

TheCP 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.

INSTALLATION&USE

LOADINGSETUP

TheCPsphonoinputstagehasadjustableloadingparameters. Theloadingswitchesarea

redDIP switchblocklocatedontheprintedcircuitboardinsidethepreamplifiernearthe

balancedinputjacks.

ToopentheCP,useahexwrenchtoremovetheboltsretainingthetopcover.Checkthesize

ofyourwrenchbeforebeginning. Anundersizedwrenchwillstriptheheadsofthefasteners.

Besuretosetthecovertop-sideupwhenremovedtoavoidscratchingthefinish.

TheDIP blockadjustsbothloadingcapacitanceandresistance. Theswitchesaresetin

stereopairs,e.g.1&8toadd1000PFtobothchannels,2&7toadd200PF,etc. The

componentsareswitchedinparallelwiththebuilt-invaluesof47kOhmsand50pF. Thefinal

capacitanceisthesumof20pFandthetwocapacitorsettings. Thefinalresistanceisas

follows:

1/Rtotal=(1/47000)+(1/R1)+(1/R2)

ThetwoslideswitchestoeithersideoftheDIP blockadd20dBofgaintoeachchannel.By

defaulttheyaredisabled.

Caution: TheCP containsdangeroushighvoltagesduringoperation,andexceptforthe

loadingsettingshasnouserserviceablepartsinside.Exceptwhenadjustingtheloading

youshouldneveropenthepreamplifier.BeforeopeningtheCP ensurethatthe AClinecord

iscompletelydisconnected.

IfyouhaveanyquestionsaboutadjustingtheCP youshouldcontactCoda Technologiesat

theaddressandphonenumberontherearofthismanual.

TECHNICAL DATA

PREAMPLIFIFER

PHONOSTAGE

DIMENSIONS

FrequencyResponse: 5Hzto-3dBat200kHz

Distortion: <.02from10Hzto40kHz,6Vpeakinto600Ohmsorhigher,

shuntedby1000pForless

Gain: 12dB,variableto30dB

MaximumOutput: 10Vpeak

Noise: Lessthan100dBA referencedto1V

InputImpedance: 20kOhmsunbalanced

20kOhmsbalanced

OutputImpedance: 50Ohmsnon-reactiveunbalanced

100Ohmsnon-reactivebalanced

Crosstalk: 90dbat20kHz

Gain: 40dBat1kHz,60dbwithextragainswitch

Height: 2.65"Faceplate,3.0"Overall

Width: 17.0"Faceplate,17.0"Overall

Depth: 12.0"Overall

Weight: 15lbs.

Powerrequirement: 20Watts

CARE&HANDLING

Theinterioroftheunitrequiresnospecialcare.Ifitbecomesnecessarytocleantheexterior,

asimpledustingmaybeallthatisrequired.Ifacleaner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thehardertoolsteels.

Avoidexposingtheunittodirectsunlight,andkeepitawayfromsourcesofintenseheat.

Donotthrowawaythecartonorassociatedpackingmaterial. Theyareidealifyouneedto

packtheunitformovingandintheunlikelyeventthatservicingisneeded,theywillbe

necessaryforsafeshipment.

Besuretoprovideadequateinsurancewhenshipping.

WARRANTY &DISCLAIMER

I.Warranty- AnyfailureoftheCodaproduct,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in

certainconditions,asaccordingtothefollowingsubsections.

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

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specifications.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

specificationsthatcannotbemeasuredandconfirmedwithprecisionaudioanalysis

equipment.Coda Technologiesisonlyobligatedtomakerepairswhichwillbringtheproduct

intocompliancewiththespecifications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specifications,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

WARRANTY REGISTRATION

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]