美国CROWN/皇冠功放 CTs2800 专业功放 纯后级功放 数字功放 舞台音响功放 会议功放

{"ops":[{"insert":"2\u6b27\u59c6\uff0c\u53cc\u8def(\u6bcf\u901a\u9053) 1500w4\u6b27\u59c6\uff0c\u53cc\u8def(\u6bcf\u901a\u9053) 1500w8\u6b27\u59c6\uff0c\u53cc\u8def(\u6bcf\u901a\u9053) 1200w70V\uff0c\u53cc\u8def(\u6bcf\u901a\u9053) 1500w100V\uff0c\u53cc\u8def(\u6bcf\u901a\u9053) 1200w\u6865\u63a54\u6b27\u59c63000w\u6865\u63a58\u6b27\u59c63000w\u6865\u63a516\u6b27\u59c62400w\u6865\u63a5100V\/140V \u00a03000w\u6865\u63a5200V \u00a02400w\u9891\u7387\u54cd\u5e94(1W, 20Hz-20kHz) \u00a0 \u00b10.25dB\u76f8\u4f4d\u54cd\u5e94(1W, 20Hz-20kHz) \u00a0 \u00b120\u00b0\u4fe1\u53f7 \/ \u566a\u97f3(\u989d\u5b9a\u529f\u7387\u4e4b F,20Hz-20kHz) \u00a0 \u00a0<-102dB(A)\u603b\u8c10\u6ce2\u5931\u771f(1W, 20Hz-20kHz) \u00a0<0.05%\u963b\u5c3c\u56e0\u5b50(10Hz-200Hz) \u00a0 >500\u901a\u9053\u95f4\u4e32\u97f3(20Hz-1kHz) \u00a0>80dB\u5171\u6a21\u6291\u5236\u6bd4(CRM)(20Hz-1kHz) \u00a0 >50dB\u76f4\u6d41\u8f93\u51fa\u62b5\u6d88(\u8f93\u5165\u77ed\u8def) \u00a0<10mV\u8f93\u5165\u963b\u6297\uff1a\u5e73\u8861\uff0f\u4e0d\u5e73\u8861 \u00a0 20k\u03a9\/10k\u03a9\u6700\u5927\u8f93\u5165\u7535\u5e73(\u8f93\u5165\u538b\u524d) \u00a0 \u00a0+20dBu\u8d1f\u8f7d\u963b\u6297\uff1a\u53cc\u901a\u9053 \u00a0 \u00a02,4,8,16\u03a9(70V\\100V)\u8d1f\u8f7d\u963b\u6297\uff1a\u6865\u6904\u5355\u901a\u9053 \u00a0 \u00a04,8,16\u03a9(140V\\200V)\u7535\u538b\u589e\u9020\u4ef7 (1.4V\u7075\u654f\u5ea6) 4\/8\u03a9\u5de5\u4f5c 63.9:1(36dB) \u00a0 70V\/100V\u5de5\u4f5c 50:1(34dB)\u7535\u6e90\u8981\u6c42 \u00a0 120V, 60Hz \u00a0 \u00a0220V-240V, 50Hz\u7a7a\u8f7d\u6d88\u8017\u529f\u7387(120V\u7535\u6e90)\u5168\u90e8\u4fe1\u9053\u4e3a4\/8\u03a9 \u8d1f\u8f7d \u00a0 \u00a024W(\u51c6\u5907\u72b6\u6001)\u5168\u90e8\u4fe1\u9053\u4e3a70V\u6a21\u5757 \u00a0 24W(\u51c6\u5907\u72b6\u6001)\u4f53\u79ef(\u5bdbx\u9ad8x\u6df1)mm \u00a0483x89x362\u51c8\u91cd(kg) \u00a0 12.6\u00a0"},{"insert":"\n"}]}