Our favorite cable for digital audio use (many others are available; see below) is Belden 1694A "Brilliance" precision digital video coaxial cable, ...hdmi - componentvideo - s-video - rgbhv - rf - composite - a/v - dvidigitalaudio - stereoaudio - multichannelaudio - balancedaudio - subwoofer - speaker - adaptersDigitalAudioCables--ViewourDigitalAudioCablePriceList--Digitalaudiocables(or,asthey'reoftencalled,SPDIFcables)provideahandywaytoroutemulti-channelaudiofromonedevicetoanotherwithminimaltonosignalloss.Thespecsforadigitalaudiocablearethesameasforatypicalvideocable:75ohmimpedance,coaxialconstruction.Agoodimpedancematch,andwidebandwidth,helpkeepthedigitalsquare-wavesignalfromroundingofftoapointwheredatalossoccurs,soimpedanceconsistencyandwidebandwidthareimportanthere,justasinvideocabling.TheCoax:Belden1694AOurfavoritecablefordigitalaudiouse(manyothersareavailable;seebelow)isBelden1694A"Brilliance"precisiondigitalvideocoaxialcable,a75ohmcoaxengineeredforlowsignallossoverlongruns.Thesecablesareexceptionallywellshieldedtokeepoutsideelectromagneticinterferencefromenteringandpollutingthesignal;theshieldingconsistsofthreelayers,twooffoilboundtogetherwithpolyestertape,andoneofadensetinnedcopperbraid,forthebestprotectionbothagainstEMIandRFI.ViewthetechnicalspecsforBelden1694A.TheConnectors:CanareRCAPsConnectorsareacriticalpartofanycable,becauseifthecoaxisn'twell-joinedtotheconnectors,oriftheconnectorsdon'tmakefirmelectricalcontactwiththejacks,itdoesn'tmuchmatterhowgoodthecoaxis.Formechanicalstabilityandelectricalperformance,there'snobetterRCAplugavailablethantheCanareRCAP.TheseCanareplugsaredesignedforthebestpossibleimpedancematchwith75ohmvideocoax.Theseplugscrimptightlytoboththecenterconductorandthecoaxialshield,sothattheshieldingofthewholecableassemblyistightanduninterrupted.TheRCAP'sgold-plated"internalpressurecontactfingers"provideastrong,tight,electricallysoundconnectionwithequipmentjacks,withouttheexcessivetightnessofmanycompetingdesigns.ViewCanare'sdescriptionands