【正品现货】CROWN 皇冠 XTi1000 专业功放

【正品现货】CROWN 皇冠 XTi1000 专业功放   

◆ 产品描述：
特点：
* 内置分频、均衡、限幅、延时和次谐波合成器等数字处理能力
* 可通过LCD显示屏，直接调较扬声器预置参数
* 准确、低失真及无染色的音质
* 先进及周密的电路保护设计，可确保短路、开路、直流电冲击，误区匹配，机器温度过热，高频信号过载及内 部元器件损坏等鼓掌
* 满足各种类型负载阻抗及模式连接，如：2Ω，4Ω和8Ω阻抗，立体声/单声道桥接输出连接
* 安全可靠的开关电源供电
* 轻巧及坚固的外型、各款功放净重只有7.7公斤和2U高度标准机箱体积
* 方便及易接插件，设有SPEAKON插座和接线柱端子输出件，XLR卡农输入接头及扬声器并联接件
* 每个通道的“状态”都能在LCD显示屏清晰监控

◆ 产品配置：
型号：XTi1000
立体声输出：2Ω：700W   4Ω：500W   8Ω：275W
单声道（桥接）输出功率：4Ω ：1400W 8Ω：1000W

型号：XTi2000
立体声输出：2Ω：1000W  4Ω：800W   8Ω：475W
单声道（桥接）输出功率：4Ω ：2000W 8Ω：1600W

型号：XTi4000
立体声输出：2Ω：1600W  4Ω： 1200W  8Ω：650W
单声道（桥接）输出功率：4Ω ：3200W  8Ω：2400W

型号：XTi6000
立体声输出：2Ω：3000W  4Ω：2100W   8Ω：1200W
单声道（桥接）输出功率：4Ω  6000W  8Ω：4200W

电压增益: 在1kHz、8Ω额定负载输出时，额定 XTi1000为35.5dB, XTi2000为32.9dB, XTi4000为34.2dB  XTi 6000: 37.1dB.
频率响应: 20Hz-20 kHz ±0.25dB(1w/4Ω负载)
相们响应: 满足各种类型负载,立体声模式的负载范围为2-8Ω,单声道桥接的负载范围为4-8Ω
输入灵敏度: 1.4V
信号噪声比: A计权105dB(低于1 kHz额定输出功率, 8Ω负载)
阻尼系数: ＞500(20Hz-500Hz)
通道间串音: ＞80dB (20Hz- 1kHz,额定输出功率)
共模抑制比(CMR): ＞45dB (20Hz- 1kHz)
输入级: 电子平衡输入,采用1%精度的电阻器
最大输入信号: +22dBu,典型值
交流电源电压和频率:100V、120V、220V-240V，50Hz- 60Hz
交流电源电流： XTi1000：6.5A, XTi2000：6.9A, XTi4000：8.0A,XTi 6000: 15.3A
空载消耗不大于: 90w
工作环境温度: 0℃-40℃,95%相对湿度(无凝露)
DSP数字信号处理部分
均衡器EQ: 每通道有一个4段参数均衡器, ±12dB提升衰减,还可以调整滤波器两边的斜率

滤波器: 每通道有一个高通和低通滤波器,每个倍频程的斜率为1/6,1/12,1/18,1/24,Butherworth型
延时装置: 作为驱动器的信号调整,总延时为50ms
次谐波合成器: 增加低频能量
输出限幅器: 防止功率输出信号削波
预置: 10个扬声器预置
前面板控制和显示器
电平控制: 每通道一个旋转音量控制器
电平开关: 控制功放电源
Sec/Prev/Next按钮:靠近LCD显示屏的三个按钮用于存取菜单及选择项目
LCD显示屏: 液晶体显示,显示扬声器预置
信号指示器: 每通道一个绿色LED,输入端信号电平非常低时或LED闪亮时立即须要检查连接电缆及其它故障
-10dB指示器: 输出信号超过信号削波电平之下-10dB时,绿色LED闪亮
-20dB指示器: 输出信号超过信号削波电平之下-20dB时,绿色LED闪亮
准备指示器: 功放运行准备完成后,每个通道一个绿色LED点亮
削波指示器: 每个通道的一个红色信号超载输出时,LED点亮可闻失真的门限值时
过热/故障指示器: 机器过热或发生故障时,每个通道的一个红色LED点亮
后面板控制和连接器
交流电电源连接器: NEMA5-15P(15A)
输入连接器: 每通道一个 XLR插座
并联/输出连接器: 每通道一个从输出连接器到其它功放的输入
输出连接器: 2个Neutrik Speakon NL4MP扬声器输出连接器(NL4FC为公插座),1个扬声器插座用于连接通道1和通道2输出,采用单根4芯电缆,还有2个接线柱输出端子(与扬声器插座并联连接)
HiQnet USB连接器: B型,连接HiQnet 网络
保护
XTi系列功放设有负载短路保护、负载开路保护、误区匹配保护、电
源过载（过压）保护、机器温度过热保护、链路损坏保护、输入电流
过载保护、防RF射频窜音保护等有效的各种保护措施。还有保护扬
声器装置的防止直流输入/输出、防止直流偏置输出的电源开/关的瞬
间冲击保护等

Power Amplifier (1400 Watts)

Integrated proprietary DSP. Accurate, uncolored sound. Advanced protection circuitry. Switch-mode universal power supply.

The XTi Series of Crown amplifiers are professional tools designed and built for portable PA applications. The series includes 3 models which are identical except for output power: XTI 1000, 2000 and 4000. All are rugged and lightweight, and offer unmatched value in their class.

XTi-Series amplifiers feature an LCD screen with DSP speaker presets for crossover frequencies, EQ, limiting, delay, and a subharmonic synthesizer. Other features include a switch-mode universal power supply, useful function indicators, proportional-speed fan assisted cooling, XLR inputs, Speakon and binding-post outputs, short-circuit protection and more.

With their powerful, reliable performance, XTi-Series amps easily handle 2-Ω loads and are capable of chest-thumping lows. Plus, your investment in an XTI-Series amplifier is backed by Crown's 3-Year, No-Fault, Fully Transferable Warranty.

Features:

Integrated proprietary DSP with LCD front panel display

Accurate, uncolored sound with very low distortion for the best in music and voice reproduction

Advanced protection circuitry guards against: shorted outputs, open circuits, DC, mismatched loads, general overheating, high-frequency overloads and internal faults

Extremely versatile, handling a wide range of speaker impedances and outputs

Switch-mode universal power supply

Speaker presets for crossover frequencies, EQ, limiting, and delay

All products fill 2U rack spaces and weigh under 17 lbs.; weight sets a new standard in lightweight amps (20% less)

Speakon and binding post outputs, XLR inputs and loop-thrus

Comprehensive LED status per channel

3-Year, No-Fault, Fully Transferable Warranty completely protects your investment and guarantees its specifications

Technical Info

XTi 1000 Power:

8 Ω: 275W

4 Ω: 500W

2 Ω: 700W*

8 Ω bridged to mono: 1000W

4 Ω bridged to mono: 1400W*

·With 1% THD.

Voltage Gain at 1kHz, 8 Ω rated output:

XTi 1000: 30.5 dB

XTi 2000: 32.9 dB

XTi 4000: 34.2 dB

Frequency Response: +/-0.25 dB from 20 Hz to 20 kHz at 1 watt into 4 Ω

Phase Response (at 1 watt, 20 Hz to 20 kHz): +/-15 degrees

Load Impedance: Safe with all types of loads. Rated for 2 to 8 Ω in Stereo mode, 4 to 16 Ω in Bridge-Mono mode

Sensitivity: 1.4V

Signal to Noise Ratio (below rated 1 kHz power at 8 Ω): 105 dB (A weighted)

Damping Factor: Better than 500 from 20 Hz to 500 Hz

Crosstalk: > 80 dB below rated power, 20 Hz to 1 kHz

Common Mode Rejection (CMR): > 45 dB from 20 Hz to 1 kHz

Input Stage: Input is electronically balanced and employs precision 1% resistors

Input Impedance (nominal): 20 k Ω, balanced;10 k Ω, unbalanced

Maximum Input Signal: +22 dBu typical

AC Line Voltage and Frequency Configurations Available: 100V, 120V, 220-240V 50/60 Hz

AC Line Current:

XTi 1000: 6.5A

XTi 2000: 6.9A

XTi 4000: 8.0A

At Idle: Draws no more than 90 watts

Operating Temperature: 0 degrees C to 40 degrees C at 95% relative humidity (non-condensing)

DSP Section

EQ: 4-band paragraphic per channel, boost/cut

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3354665saasdasdLiangyu00671089429