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MA2.15/MA2.20/MA2.30/MA4.10/MA4.15
多通道专业功率放大器
产品概述
MA系列专业功放是有源PFC开关电源,class D类功率放大的数字功放,采用多环路调控技术和模块化设计,具备可靠性高、功率足、音色出众、适应能力强等优势。特别针对低阻抗、大电流工作情况下的功率放大技术,令其拥有超过95%的效率和出色的稳定性;专有的智能电源桥:允许用户桥接通道,可在不牺牲放大器通道的情况下实现该通道功率的两倍;3种连接方式:1.内置WiFi接入点2.连接到现有的WiFi网络3.局域网以太网连接;MA系列专业功放拥有稳定可靠的2Ω驱动能力;支持负载监控,内部或外部源的实时负载监测和导频音检测,可下载和查看事件和故障日志,POE允许增强性错误监控。
技术参数
型号 MODEL | GA4.10 | GA4.15 | GA2.15 | GA2.20 | GA2.30 |
8Ω/立体声/STEREO | 4X1000W | 4X1500W | 2X1500W | 2X2000W | 2X3000W |
4Ω/立体声/STEREO | 4X1700W | 4X2550W | 2X2550W | 2X3400W | 2X5100W |
2Ω/立体声/STEREO | 4X2890W | 4X4335W | 2X4335W | 2X5780W | 2X8670W |
16Ω/桥接/BRIDGE | 2X2000W | 2X3000W | 1X3000W | 1X4000W | 1X6000W |
8Ω/桥接/BRIDGE | 2X3400W | 2X5100W | 1X5100W | 1X6800W | 1X10200W |
4Ω/桥接/BRIDGE | 2X5780W | 2X8670W | 1X8670W | 1X11560W | 1X17340W |
输出电压RMS(THD=1%,1KHz) | 89.4V | 109.5V | 109.5V | 126.5V | 154.9V |
输入灵敏度 INPUT SENSITIVITY |
可选择/ Selectable: 38dB,35dB,32dB,29dB |
可选择/ Selectable: 41dB,38dB,35dB,32dB |
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失真度 THD+N | 典型值/ Typical Value:0.01%(10%额定输出功率/ Rated Output Power,1kHz,8Ω) | ||||
串扰抑制CROSSTALK SUPPRESSION | ≥90dB(低于额定功率/ Below Rated Power,20Hz-1kHz) | ||||
频率响应FREQUENCY RESPONSE | 典型值/ Typical Value:±0.5dB(10%额定输出功率/ Rated Output Power,20Hz-20kHz,8Ω) | ||||
输入阻抗INPUT IMPEDANCE | 20kΩ(平衡/Balanced),10kΩ(非平衡/Unbalanced) | ||||
阻尼系数DAMPING FACTOR | 典型值/ Typical Value: 5000(8Ω,20Hz-200Hz) | ||||
信噪比SIGNAL TO NOISE | ≥105dB (A计权/ Weighted,20Hz-20kHz,8Ω) | ||||
电源要求MAIN POWER SUPPLY | 90∽260VAC,50/60Hz | ||||
风扇噪音FAN NOISE |
待机≤50dB@1m,50%功率≤57dB@1m,全功率≤ 63dB@1m |
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保护功能PROTECTION FUNCTION |
电源欠压保护/ Under Voltage、过热保护/ Overheating、过载保护/ Overload、 直流保护/ Direct Current |
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产品尺寸DIMENSIONS (W×D×H)mm | 483x45x370 | 483x45x465 | 483x45x370 | 483x45x465 | 483x45x465 |
净重NET WEIGHT | 9kg | 13kg | 9kg | 13kg | 13kg |
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