DH2系列功能特点/Features:
◆ 超大容量的开关电源功放;
◆ 自动限幅输出、短路、过载、过温、开机延时等保护功能;
◆ 功放配备延时启动系统,保护音箱不受冲击而损坏;
◆ 输入有单通道,立体声,模式选择;
◆ 后板配备双通道,桥接,单通道输出转换;
◆ 平衡输入接口;
◆ 双接线柱,SPEAKON输出连接器;
◆ 483MM标准机架结构;
◆ 功放部分开关电源部分都有单独的冷却系统;
◆ 散热风扇采用先进的无级变速电路控制;
◆ 2U设计、机身轻、方便携带和安装。
DH2系列功能特点/Features:
◆ Intantaneous High Flow Quantapluse power supply.
◆ Oversized Motorola output transistors in the power modules, high damping factor.
◆ Unique Protection Systems.
◆ Dual, bridge or parallel operation switch on rear panel.
◆ 2U rugged steel chassis.
◆ 10 mm thick, extruded and machined duarluminum front panel.
◆ Twin XLR input connectors.
◆ Dual Binding posts & speakon output connectors.
◆ Unobtrusive Gripping Handles in the front panel.
◆ Slow start system with circuit relay based speaker protection.
◆ Back to front twin cooling fans.
◆ Single independent fan on the powersupply
◆ Electronic continuously variable fan speed control.
◆ 2U four-channel design, the body light and easy to carry;
DH2系列技术参数/Specification:
型号/Model:DH400,DH600,DH800,DH1000,DH1300,DH1500
输出/Output (8Ω、1kHz):2x400W,2x600W,2x800W,2x1000W,2x1300W,2x1500W
输出/Output (4Ω、1kHz):2x700W,2x1000W,2x1300W,2x1800W,2x2300W,2x2700W
桥接/Bridge(8Ω、1kHz):1400W,2000W,2600W, 3600W,4600W,5400W
粉红噪声12dB峰值系数4ΩPink Noise 12dB peak factor4Ω:
2x800W,2x1200W,2x1580W,2x2100W,2x2700W,2x3100W
频率响应/Frequency response Power Bandwidth ±0.25dB:20Hz-20kHz
相位响应/Phase response@ 1 watt 20Hz-20kHz:±15 deg
总谐波失真/T.H.D (20Hz-20kHz):<0.05%
互调失真(SMPTE)Intermodulation distortion:<0.05%
串音/Crosstalk (20Hz-20kHz):>75 dB
转换速率/Slew Rate:>65 V/μs
阻尼系数/Damping Factor (20Hz-1kHz):>800
电压增益/Voltage gain:26/32/38dB
灵敏度(额定功率 8Ω)Sensitivity (rated power 8Ω):
2.8/1.2/0.7V,3.2/1.5/0.9V,3.9/1.9/1V,4.5/2.2/1.1V,5.1/2.6/1.3V,5.5/2.4/1.4V
信噪比(A加权)S/N (A weighted):103dB,104dB,105dB,105dB,107dB,108dB
AC 230 V - 50 Hz (idle):0.5A
4Ω (1/8 rated power):3.5A ,4A,7A,10A,13A,15A
尺寸/Dimensions W x H x D (mm):
483x89x411,483x89x411,483x89x411,483x89x460,483x89x460,483x89x460
重量/Weight:12.0kg,12.0kg,12.0kg,14.0kg,14.0kg,14.0kg