Dyna SCA-35 Specifications

SERIALNUMBER. I15350075Thisnumbermustbemen-tionedinall communica-tions concerning Dynakit.,..Price$1.00STEREOCONTROLAMPLIFIER.INSTRUCTIONSFORASSEMBLYA

18(~ConnectPEClead# 1 to treble control lug # 1(S).19 ('1'ConnectPEClead#2to treble controllug#3(S).20 (,)ConnectPEClead# 3 to bass control

REARPANELWIRING1(~Therearea total of sixteeninputsockets ontherearpanel; thecenter(long) lug of each sockethasanumber, showninthepictorial diagram. Co

-MAINCHASSISMECHANICALASSEMBLY1(~sstheleads of one oftheoutputtransformersZ-565 throughthetwo holes providednearestthefront ofthechassis (seethepictor

~UJClUJO~Cl.~~~.U<t#4ofterminalstripTS-2.Connectthegreen-and-whiteleadto lug#5of TS-2.NOTE:Thesetransfonnerleadsshouldbeinsertedintotheeyeletthatho

41(vfTwisttogether apairof greenandblack wires,each2%"long. Connect oneendoftheblack wire tolug#1of terminalstripT8-2;connecttheotherendtopin#5of

18(y(Connectthe green wire fromthestereo-mono switchtolugB-lo19(~Connecttheblack wire ofthered-and-black twistedapairfromthebalancecontrol to eyelet#6

SPECIALINSTRUCTIONS FOR OPTIONAL120-240VOLT POWER TRANSFORMERSBLACKBLACKDynakit8CA-35 amplifierssuppliedwith optional powertransformer PB-028canbewire

for240VoltOperation1 ( ) Connecttheviolet-and-whiteleadto lug # 1 of ter-minalstripTS-l.) Connecttheblack-and-whiteleadto lug#1of ter-minalstripTS-1(S

BothChannelsNotWorkingShouldneitherchannelfunction,thereisthepossibilitythatasimilarmistakehasbeen made inthewiring to bothsides.Thisisanunlikely situ

volumebalancebasscotreble chumcoV 1 1V 2 1V 3 •V 4V 5V 6V 7V 8oD 2Allresistors areY2watt, 10% unless otherwise noted.R35 470.000 ohms C 9 330pfmica5%R

• •••1)5679SPECIFICATIONSInputs:Outputs:Controls:ToneControlRange:SensitivityforRatedOutput:PowerOutput:FrequencyResponse:PowerResponse:1MDistortion:H

SCHEMATICDIAGRAMSilicon rectifier, 500ma,1000 PIV2 Silicon rectifier, 500ma,1000 PIV'olume control-250,OOO ohmslalance control-750,OOO ohmslassco

FACTORYSERVICEANDWARRANTYTheSCA-35isdesignedtoprovidereliable,trouble-freeperfonnancefor a longperiodof time,whenproperlyassembledandinstalled.Itisint

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INSTRUCTIONSFORASSEMBLYANDOPERATION OFTHEDYNAKITSCA-3SSTEREOCONTROL AMPLIFIERTheSCA-35isahighqualitystereo preamplifierandamplifier combination which

BACKPANELCONNECTIONSPhonoConnectionsEithera recordchangerora professionaltypeturntablecanbe used.Therearethreepairsofphonoinputs,allowingfor use of al

CONNECTINGACENTERLOUDSPEAKERVentilation,WhenusingtheSCA-35itis essentialthatithave ade-quateventilation.Thisunitdissipates 110wattsof heat,andyoucanse

SWITCHCRAFTTYPE128TOTOLEFTRIGHTSPEAKERSPEAKER-If,aftertheheadphonesareinstalled,itisfoundthattherightandleft sidesareincorrectandthephonesarenotof a c

TECHNICAL DESCRIPTIONTheDYNAStereo Control Amplifier, SCA-35, is a com-lete stereo preamplifierandstereo power amplifier com-ed on a single chassis wi

Theonlyprocedure involvedinbuilding aDynakitwhich requires abitof technique is soldering,andthis isquiteeasytomaster.Therearefour steps to making a go

fRONTPANELMECHANICALASSEMBLY1(/)Placethefrontpanelbeforeyousothatits"wings"arefacing you,withtherectangularswitchcutoutsatthebottom~asinthep