描述：•VP-727A-BA是高性能的立体声音频矩阵切换器，可选择预览和主输出音频。.o单独使用或者和VP-727XL视频配合使用.o输入-8路平衡立体声音频，双卡农(F)头.o输出-2balancedstereo(1program&1preview)ondualXLR(M)connectors,andasingleS/PDIFprogramoutputonaRCAconnector.oHeadphoneOutput-Programorpreview(selectable).oInputLevelControl-Eachinputandoutput.oTakeButton-Forexecutingpreviewtoprogramswitching(withtheoptiontoeitherCUTorFADE(mix)betweentheaudiosources).oFrontPanelLockout.oPreview&ProgramMuteButt***.oAudio-Follow-Video-WhenconnectedtotheVP-727(xl).oProcAmp-Base,treble,balance&delay(perinput).oFlexibleControl-FrontPanel,RS-232andRS-485(toconnecttoVP-727(xl)andVP-727TT-Barcontroller).oWorldwidePowerSupply-100-240VAC.oStandard19”RackMountSize-2U.Rack“ears”included.oStandaloneorVP-727(xl)CompanionSwitcher.oInputs-8balancedstereoaudioondualXLR(F)connectors.oOutputs-2balancedstereo(1program&1preview)ondualXLR(M)connectors,andasingleS/PDIFprogramoutputonaRCAconnector.oHeadphoneOutput-Programorpreview(selectable).oInputLevelControl-Eachinputandoutput.oTakeButton-Forexecutingpreviewtoprogramswitching(withtheoptiontoeitherCUTorFADE(mix)betweentheaudiosources).oFrontPanelLockout.oPreview&ProgramMuteButt***.oAudio-Follow-Video-WhenconnectedtotheVP-727(xl).oProcAmp-Base,treble,balance&delay(perinput).oFlexibleControl-FrontPanel,RS-232andRS-485(toconnecttoVP-727(xl)andVP-727TT-Barcontroller).oWorldwidePowerSupply-100-240VAC.oStandard19”RackMountSize-2U.Rack“ears”included.参数：INPUTS:8leftandrightstereobalancedaudio+4dBm/50kΩonXLRFconnectorsOUTPUTS:1Programleftandrightand1Previewleftandrightstereobalancedaudiooutputs+4dBm/50kΩonXLRMconnectors1Headphoneoutputona6.5mmjack1ProgramS/PDIFoutputonanRCAconnectorMAX.OUTPUTLEVEL:>4.5VppBANDWIDTH(-3DB):>22kHzS/NRATIO:>85dBCROSSTALK@1KHZ(ALLHOSTILE):Program:<-88dBPreview:<-92dBBalanced:<-88dBPhones(Preview):<-82dBPhones(Program):<-80dBCONTROLS:Previewlevel:<-72dBto62dBinandoutProgramlevel:<-73dBto45dBinandoutProgrambass:0dBto27dB@100kHzProgramtreble:0dBto11dB@10kHzProgrambalance:-18dBto0dBProgrambalanced(+/-)level:<-80dbto47dBPhoneslevel(previewandprogramlevel):<-80dBto57dBCOUPLING:AC,inputandoutputAUDIOTHD+NOISE:Program:0.02%;Preview:0.002%;PROGRAMPHONES:0.034%;Previewphones:0.018%AUDIO2NDHARMONIC:Previewphones:0.03%;Programphones:0.04%;Program:0.03%;Preview:0.04%;Programbalanced:0.04%POWERSOURCE:100-240VAC,50/60Hz;10VADIMENSI***:19-inch(W),7-inch(D)2U(H)rack-mountableWEIGHT:3.5kg(7.7lbs)approx.ACCESSORIES:Powercord,Nullmodemadapter,Windows®-basedKramercontrolsoftware)