产品型号Product model：DP424(2进4出)／DP436(3进6出)／DP448(4进8出)
                         DP424 (2 to 4)/DP436 (3 to 6)/DP448 (4 to 8)
面板颜色Panel color：蓝色拉丝（默认）Blue drawing (the default)
产品图片Product pictures：

产品介绍：
DP系列是一款1U机架式全程序化4输入/8输出24位数字音频系统处理器。其程序编程是通过前面板控制和  2X20  字符显示屏，利用一个非常直观和易于引导用户使用的界面实现的， Pc 系统软件可以在一台个人电脑平台或者用RS485控制，最远距离1.2KM 。DP系列的作用不仅限于分频器，它还可以提供信号分配、增益控制，均衡延时和限幅。总之，DP系列是一款强大的可用于固定安装使用和现场演出中的音频处理器,每个输入通道设有8个参量均衡器，每个输出通道设有8个参量均衡器，均为+20dB增益及-20dB衰减，带宽从0.05oct到3.0oct。

◆4路信号输入，8路信号输出
◆96kHz采样频率。
◆　可选带路由器WiFi无线控制，人性化操作。
◆　每通道带长通滤波器，纠正相位偏差。
◆采用高性能的24比特模拟转换器，并采用目前运行速度最快的32比特浮点运算芯片。
◆每个输入通道设有8个参量均衡器，每个输出通道设有8个参量均衡器，均为+20dB增益及-20dB衰减，带宽从0.05oct到3.0oct
◆每个输入及输出通道均设有带灯哑音功能的编辑按键。
◆延时器可选择毫秒作为时间单位，从0-1000ms，方便计算。
◆可通过计算机软件由计算机作远程控制及修改参量。
◆可储存31个程序。
◆可设置密码以保护程序。
◆带有压限功能，均可以独立调节控制起动attack及释放时间release time。
◆2行24字符LCD显示。
◆输出通道可任意选择，有A、B、C、D四种模式输出。每路输出设有+12dB及-12dB增益。
◆每路通道都设有相位选择，即正、负相位。
◆三种高低通滤波器（Butterworth,Bessel,Linkwitz-Riley）及四种斜率（12，18，24，48dB/oct）可供选择。

技术参数：
输入：                  4通道，最大增益+20dB，10千欧平衡输入
输出：                  8通道，最大增益+20dB，600欧姆的平衡输出
输出阻抗：              47欧姆
动态范围：              >108dBu 频率响应范围 22Hz-22kHz
频率响应范围：          <+/-0.25dBu,15Hz-20kHz
失真：                  <0.01%,20Hz-20kHz@+10dBu 平衡输入
采样频率：              96kHz
信噪比 ：               >90dBu,20Hz-20kHz
A/D & D/A转换：        24比特输入和输出结构：8路单声道，4路立体声
高低通滤波器：          Butterworth、bessel、Lin-R：12.18.24或者48dB/octave
均衡器：                带宽从0.05到3.0oct，频率从20Hz到20KHz，增益为±20dB，步长为0.1dB
延时：                  从0ms到1000ms
延时启动 ：             21us
前面板控制 ：           目录控制键：参量 菜单 退出 进入输入选择A，B，C，D。哑音，编辑选择和输出通道的调整控制
输入LED显示：         -24，-18，-12，-6.0和压限
输出LED显示：         -24，-18，-12，-6.0和压限
屏幕显示：              2 x 24LED屏幕显示
存储设置：              31个用户程序动态储存
尺寸(H x W x D)：        483mm x 45mm x 240mm
供电电源：              50/60Hz，90v-240v交流电
消耗功率 ：             <20W


Product introduction:
DP series is a 1 u rack type all four stylized 8 input/output processor 24-bit digital audio system.Its programming is through the front panel control and 2 x20 characters display, using a very intuitive and easy to guide the user interface, the Pc system software can be in a personal computer or using RS485 control platform, the farthest distance of 1.2 KM. DP series is not limited to the effect of frequency divider, it can also provide signal distribution, gain control, delay and limiting equilibrium.In a word, the DP series is a powerful can be used for fixed installation and field performances of audio processor, each input channel is equipped with eight parametric equalizer, each output channel has eight parametric equalizer, is + 20 db gain and - 20 db attenuation, bandwidth oct oct from 0.05 to 0.05.
4 road signal input, 8 road signal output
Mixer 96 KHZ sampling frequency.
Optional with WiFi router control, humanized operation.
Pieces per channel with long pass filter, correcting phase deviation.
Mixer adopts high performance analog converter, 24 bits and adopt currently runs the fastest 32 bit floating point arithmetic chips.
Each input channel is equipped with eight parametric equalizer, each output channel has eight parametric equalizer, is + 20 db gain and - 20 db attenuation, bandwidth oct oct from 0.05 to 0.05
Pieces each input and output channels with lamp retuned function have edit buttons.
Decelerator can choose milliseconds as the unit of time, from 0 to 1000 ms, convenient calculation.
Pieces can be through the computer software for remote control and modify the parameters by computer.
Mixer can store 31 program.
Pieces can be set the password to protection.
Pieces with a pressure limit function, can independently adjust control starting attack and release times release time.
Mixer 2 rows 24 character LCD display.
Mixer output channel can be arbitrary choice, there is A, B, C, D four patterns output.Each output with 12 db + and - 12 db gain.
Every road tunnel with phase selection, namely the positive and negative aspects.
Pieces of three kinds of high and low pass filter (Butterworth, Bessel, Linkwitz - Riley) and four types of slope (12,18,24,48 dB/oct) to choose from.

Technical parameters:
Input:                         4 channel, the biggest gain + 20 db, 10000 balance input
Output:                       8 channel, the biggest gain + 20 db, equilibrium output of 600 ohms
Output impedance:             47 ohm
Dynamic range:                > 108 is a 22 hz - 22 KHZ frequency response range
Frequency response range:      < + / 0.25 is a 15 hz - 20 KHZ
Distortion:                     < 0.01%, 20 hz - 20 KHZ @ + 10 is a balanced input
The sampling frequency:        96 KHZ
Signal-to-noise ratio:            > 90 is a, 20 hz - 20 KHZ
A/D and D/A conversion:        24 bits input and output structure: 8 mono, stereo 4 road
High and low pass filter, Butterworth, Bessel, Lin - R:           12.18.24 or 48 db/octave
Equalizer:                     bandwidth from 0.05 to 3.0 oct, from 20 hz to 20 KHZ frequency, gain of + 20 dB, step length of 0.1 dB
Delay:                        ms from 0 to 1000 ms
Start delay:                   21 us
The front panel control: directory control button:               exit into the input parameter menu to choose A, B, C, D.Retuned, editors' choice and the adjustment of the output channel control
Input LED display:              - 24-18-12-6.0 and pressure
Output LED display:             - 24-18-12-6.0 and pressure
Screen:                        2 x 24 led screen display
Store Settings:                  31 user program dynamic storage
Size (H x W x D) :               45 mm x 483 mm x 240 mm
Power supply:                  50/60 hz, 90 v to 240 v alternating current
Consumed power:               < 20 w