ItemName:ProfessionalAmplifierItem#:C3-1800Keywo***:Professional3ChannelAmplifier,Biult-inCrossoverandBiultinprocessor.1800WAmplifier,JBSYSTEMSProductIntroduction:Professional3-channelamplifierwithbuilt-inactivecrossoverandsubwooferprocessor.1800WPowerandhighqualitysoundoutput.ProductDescriptionProfessional3-channelamplifierwithbuilt-inactivecrossoverandsubwooferprocessor.Canbeusedasanormal2-channelamplifier.1800WtotalpowerSatelliteoutputs(stereo)2x450Wrms@4Ω;Subwooferoutput(mono)900Wrms@4Ω;Verycompacthousing,only2U(88mm)highBuilt-in24dBoct.activecrossover90-250HzselectablecrossoverpointFiltersonsatelliteoutputscanbeswitchedon/offBuilt-inSUBBASSprocessorLimiterscanbeswitchedonoffSuboutphaseinverterSoftstartsVeryefficientcoolingDCfaultprotectionHightemperatureprotectionOverloadandshortcircuitprotecti***BalancedinputswithXLRconnectors3Speakonoutputs2xSatellites+1xSubout::TechnicalInformationPowerSatelliteoutputs@4Ω:2x450WrmsPowerSatelliteoutputs@8Ω:2x300WrmsPowerSubwooferoutputs@4Ω:1x900WrmsPowerSubwooferoutputs@8Ω:1x600WrmsFreq.Resp.(+/-0.5dB):20-20000HzActivecrossover:90-250Hz(24dB/oct.LinkwitzRiley)InputSensitivity:770mVInputimpedance:20Ω;(bal)/10kΩ;(unbal)S/Rratio:>90dBDampingfactor:>500Cooling:dualspeedfancoolingInputs:balancedXLROutputs:SpeakonPowersupply:AC230V/50HzDimensi***(mm):483x473x88(19"/2U)Weight:24kg)