Guangzhou DSPPA Audio Co., Ltd.
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Email: export@dsppa.com
Tel: 020-28346138
Fax: 020-81305947

D6648 Conference Audio Processor

Features:

● 4 analog inputs, and 8 analog outputs
● Support free switching between microphone input and line input
● With 48V phantom power for each input, controlled by the web switch
● With input level settings, signal generator, noise gate, delayer, compressor, and limiter
● With feedback suppression switch for each input, two-gear adjustment
● Matrix mixing function
● TCP/IP, support parameter adjustment on the web
● RsS-232, RS-485 and GPIO interfaces
● 31-band PEQ for input, 5-band PEQ for output
● Fast switching between multiple modes and scenes
  • Introduction
  • Specification
  • Connection

This product is a high-quality conference audio processor,with 4 analog inputs and 8 analog outputs.It has built-in gain control, feedback suppressor, noise gate, equalizer, matrix mixer, frequency divider, delayer, compressor, limiter and other DSP functions. Besides,The device can not only be controlled by a computer through RJ45 free-drive connection,but also be controlled by a hand-held terminal through Router WIFI,It also can be connected to the central control device for remote control through RS-232/RS-485.It is applicable to various conference occasions.

DSP Chip  

Signal Processing

32-bit fixed/floating-point DSP 300MHz

Audio System Delay

< 1.28ms

DAC

24-bit

Sampling Rate

48KHz

Analog Audio Input and Output

Input Channel

4-channel balanced inputs,Mic/line level,

5-8-channel balanced inputs,Mic/line level

Audio Interface

3.81 mmPhoenix socket, 12-pin

Input Impedance

5.1KΩ

Maximum Input Level

12dBu/Line, -35dBu/Mic

Phantom Power

+48VDC, 6.5mA,setting for each channel

Output Channel

8-channel balanced outputs,line level/Mic

Output Impedance

680Ω

Audio Specification

Frequency Response

20Hz-20kHz(+-0.5dB)/Line

20Hz-20kHz(+-1.5dB)/Mic

THD+N

-90dB(@12dBu,1kHz,A-wt)/Line

-86dB(@-7dBu,1kHz,A-wt)/Mic

SNR

88dB(@0dBV,1kHz,A-wt)/Line

Connection and Display

TCP/IP Network Interface

RJ-45

RS232

Phoenix socket

RS485

Phoenix socket

GPIO Port

Phoenix socket, to call machine archive (Can be customized)

LED

Power, Link

Display Screen

IP address

Electrical andPhysicalParameters

Power Supply

AC100V---240V  50/60 Hz

Dimension

44.5mm×482mm×265mm

Net Weight

2.8kg,3.3kg

Working Temperature

-20℃--80℃

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  • Tel:+86 020 37166520
  • Fax:+86 20 81305947
  • Email:export@dsppa.com
  • Address:Jianggao Town, Baiyun District, Guangzhou, China