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

D6648 Conference Audio Processor

Features

● 24-bit/48kHz sampling frequency, high-performance AD/DA converters, and a 40-bit floating-point DSP processor.
● High-precision input sensitivity adjustment with 14 levels, 3dB steps, and a maximum input gain of 42dB.
● Full-featured matrix mixing function, offering exceptional and clear sound, including EQ, GATE, COMP, LIMIT, AGC, and more.
● GPIO supports 8-channel scene switching for quick operation, with RS232 and RS485 central control commands.
● 60 scene presets with a user-friendly interface, supporting fast switching between Chinese and English.
● TCP/IP control protocol for PC connection, enabling web-based quick control and parameter adjustment.

  • Introduction
  • Specification

This series is a high-quality professional audio processor with 4 analog inputs and 8 analog outputs. This product has built-in DSP functions such as input/output gain controller, noise gate, equalizer, matrix mix, crossover, delayer, and limiter. The device can be controlled through RJ45 drive-free connection to computer web page, controlled by the handheld terminal through the route WIFI login page, or controlled remotely through RS-232/RS-485 connection to the central control, suitable for various applications.

Model

D6648

Input/Output

4×8

Input/Output Type

Analog

Signal Processor

40-bit floating-point DSP 400MHz

Bit Depth

24-bit

Sampling Frequency

48kHz

Input Impedance

<10KΩ

Output Impedance

200Ω

A/D Dynamic Range

118dB

D/A Dynamic Range

118dB

Max Input Level

+18dBu

Max Output Level

+18dBu

Transmission Delay

4.1ms

Output Channel Delay

0ms~1500ms (Step:0.02ms)

THD+N

≤0.005% (+4dBu 1kHz)

Frequency Response

20Hz~20kHz ±0.3dB

CMRR

≥55dB

Crosstalk

≤-100dB

SNR

≥111dB (20–20KHz)

Dynamic Range

≥111dB (20–20KHz)

Noise Floor

≤-93dBu (20–20KHz)

Connection Type

TCP/IP, RS232, RS485

Preset

60

Size

482×253×44mm

Net/Gross Weight

3.3kg / 3.8kg







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  • Tel:+86 020 37166520
  • Email:export@dsppa.com
  • Address:No.1 Xiahe Rd, Jianggao Town, Baiyun District, Guangzhou, Guangdong, China
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