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美国制造 精神 Threshold S500 II 二代后级功放 对付丹拿 ATC PCM利器

美国制造 精神 Threshold S500 II 二代后级功放 对付丹拿 ATC PCM利器

  • 价格请来电商议
  • 商品点击数:40743

简单描述:美国制造,九成新左右,220V电压,非常好力,对付丹拿,PMC,ATC等难推音箱的最好利器。


联系人:廖国辉
联系电话:13924020790
微信号:13924020790
腾讯QQ:1853167719


联系地址:广州市海珠区南华中路388号佳乐(高盈)音响城3楼3AF23铺 阔景

美国精神/Threshold 是与马克、KRELL一样属于HI-END级的品牌。现在的PASS LAB的老板 就是原美国精神的创始人之一。美国精神的特点是石机胆味,推力很足。 每声道20只金封管,2声道40个功率管,品质超群,甲类100W, 甲乙类250W,一代经典名 器,推绝大多数音箱游刃有余 参数介绍: Threshold S/500 Stereo Power Amplifier Manufacturer\'s Specifications: Rated Output Power : 250 watts per channel. Both channels driven at no more than 0.1% distortion into 8 Ohms resistive or reactive impedance. Bandwidth Response : Halfpower (-3 dB) points at 7 Hz and 100 kHz. Slew Rate : 50 volts per microsecond Output Transistors : 20 transistors per channel. Transistors are ultra-high speed 200 volt 20 ampere rated power devices. Output Current : 12 amperes continuous, 100 peak amperes per channel. All continuous ratings are fuse governed. Power Supply : 1,000 watt toroidal transformer, 120,000 microFarads storage capacitance. Input Impedance : 75,000 Ohms. Output Impedance : Less than 0.1 Ohm 20 Hz through 20 kHz Gain Factor : +26.6 dB Noise : No greater than -100 Db, unweighted, referenced to rated output. Permissible Load : Operation is allowed into any load within limits imposed by power supply and rail fusing and/or thermal protection. Dimensions : 17 1/8\" deep, 8 3/4\" high, 19\" wide. Weight : 78 1/2 pounds.

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