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db42

"★采用Class-D音频放大电路,变压器供电,内置控制机器温度单片机,具备先进及周密的电路保护设计,可避免因为短路、直流电冲击,误区匹配,机器温度过热,高频信号过载而引起系统内部元器件损坏故障。

★电路类型:CLASS D+变压器

★为音质而生,全新听觉盛宴

★设计轻便,两通道和四通道设计可选择,声音高还原度,中高频细腻有层次,低音澎湃有弹性

★内置控制温度单片机,防止机器温度过高导致烧机

★具有独特的保护电路设计,保护功能:直流、过热、过载以及限幅,过压、欠压有效保设备长期使用

★后面板拨动开关用于选择立体声模式、桥接模式、并联模式,三个工作模式

立体声输出功率8Ω:1400W×2 

立体声输出功率4Ω:2500W×2

桥接功率 8Ω:3500W

最大值输出电压:96V

最大输出电流: 22A

输入灵敏度: 0.775V 1V 1.4V

总谐波失真1kHz和1dB以下的裁剪: < 0.008 %

总谐波失真20Hz-20kHz 1瓦: < 0.05 %

信噪比: > 112 dBA

信号通道分离(串扰)在1KHz): > 70 dB

频率响应1瓦8Ohm,20 Hz-20kHz

频率响应:20-20000Hz(±0.3dB) : +/-0.05dB

阻尼控制:> 400 8oh

输入阻抗平衡/不平衡: 20 / 10 kohm

模拟通道I/O: 4×3针XLR(卡侬),电子平衡输入

输出连接器: speakon Neutrik(1 x nlt8,结合2 x nlt4)

指示灯:每通道独立的LED指示灯;电压峰值限制器(VPL);电流峰值限(CPL):高频(VHF);高温;故障;静音

保护功能:平均电流限制器(CAL)、甚高频(VHF)保护,直流电流(DC)保护,短路保护,电流限幅电压保护,限温保护

标称电压:220 Volt AC 50 Hz

工作电压:190-250V AC

净重:18Kg

尺寸(W×H×D):W: 483 mm , H: 88 mm (2U), D: 385 mm 

外包装尺寸:550x505x140mm"

★ Adopting Class-D audio amplification circuit, transformer power supply, built-in temperature control microcontroller, with advanced and meticulous circuit protection design, it can avoid damage and failure of internal components in the system caused by short circuit, DC shock, incorrect matching, machine temperature overheating, and high-frequency signal overload.
★ Circuit type: CLASS D+Transformer
★ Born for sound quality, a brand new auditory feast
★ Lightweight design, two channel and four channel designs to choose from, high fidelity sound, delicate and layered mid to high frequencies, and rich and elastic bass
★ Built in temperature control microcontroller to prevent the machine from burning out due to high temperature
★ With unique protection circuit design, protection functions: DC, overheating, overload, and limiting, overvoltage and undervoltage effectively protect equipment for long-term use
★ Rear panel toggle switch is used to select stereo mode, bridge mode, parallel mode, and three working modes
Stereo output power 8 Ω: 1400W × 2
Stereo output power 4 Ω: 2500W × 2
Bridge power 8 Ω: 3500W
Maximum output voltage: 96V
Maximum output current: 22A
Input sensitivity: 0.775V   1V   1.4V
Trimming of total harmonic distortion below 1kHz and 1dB:< 0.008 %
Total harmonic distortion 20Hz-20kHz 1 watt:< 0.05 %
Signal to Noise Ratio:> 112 dBA
Signal channel separation (crosstalk) at 1KHz:> 70 dB
Frequency response 1 watt 8 Ohm, 20 Hz-20kHz
Frequency response: 20-20000Hz (± 0.3dB):+/- 0.05dB
Damping control:> 400 8oh
Input impedance balance/imbalance: 20 / 10 kohm
Analog channel I/O: 4 × 3 pin XLR (XLR), electronic balance input
Output connector: Spearon Neutrik (1 x nlt8, combined with 2 x nlt4)
Indicator lights: independent LED indicator lights for each channel; Voltage peak limiter (VPL); Peak Current Limit (CPL): High Frequency (VHF); High temperature; Fault; Mute
Protection functions: Average current limiter (CAL), very high frequency (VHF) protection, direct current (DC) protection, short circuit protection, current limiting voltage protection, temperature limiting protection
Nominal voltage: 220 Volt AC 50 Hz
Working voltage: 190-250V AC
Net weight: 18Kg
Dimensions (W × H × D): W: 483 mm , H: 88 mm (2U), D: 385 mm 
Outer packaging size: 550x55x140mm“