产品品牌：玛田 产品型号：F12 音箱类型：专业音箱 主要用途：舞台音箱 承载功率：350W 频率范围 65-20000赫兹 3分贝（HZ） 覆盖角度 80度 50度（ ） 外壳材料 桦木 尺寸 398 571 364（cm） 电压 220（V） 玛田F12 型号F12| 二路无源频响65-20000赫兹 3分贝单元1 12英寸低频、1 1英寸压缩高频功率300瓦(最大1200瓦)灵敏度（1瓦/1公尺）97分贝最大声压（SPL）120分贝（持续）126分贝（峰值）标称阻抗8欧姆覆盖角度（水平 垂直）80度 50度插座2 NEUTRIKNL4配件10 M8,4 M6体积（阔 高 深）398 571 364（公厘）重量（每只）21公斤 BlacklineF12 Compacttwo-waypassivesystem TheBlacklineF12 isahighpower,compacttwo-waysystemwithanew,vented-chassis,12 (300mm)LFdriverandanew1 (25mm)exitcompressiondrivermountedonarotatable80 x50 constantdirectivityHFhorn.TheLFdriverhasatough,waterresistantconeandfeaturesahighBLmotorwithaflat-wirecoppercoilandanaluminiumdemodulatingring.Thisreducesintermodulationdistortionandimprovesmidrangeperformancewhendrivenhard.Increasedexcursionisavailablebyvirtueofatriplerollsurroundanddeepmotorstructure.ThedirectivityoftheLFdriverhasbeenmatchedtotheHFhorninthecrossoverregionbyimprovedcrossoverdesignandconeprofileoptimisation,alsothenewHFcompressiondriverutilisesanultra-lightweightKaptondiaphragmforextendedhighfrequencyresponse.AMartinAudioM3 orDX1ElectronicControllerisavailabletoprovideF12 /subwoofercrossoverandlimiterfacilities.FEATURESCompacttwo-waypassivesystemUserrotatable80 x50 hornTophatfittingforspeakerstandmountingFiveyearlimitedwarrantyAPPLICATIONSLiveclubperformanceFloormonitorClubinstallsAVpresentationsTECHNICALSPECIFICATIONS