2024 Guangzhou DSPPA Audio Co., Ltd.
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2024 Guangzhou DSPPA Audio Co., Ltd.
2024 Guangzhou DSPPA Audio Co., Ltd.
2024 Guangzhou DSPPA Audio Co., Ltd.

12 Channel Digital Audio Processor with Echo Suppressor D6643H

  • 24 bit/ 48KHz sampling frequency, high-performance A / D, D / A converter and 32-bit floating-point DSP processor, full-function matrix mixing function to provide users with excellent and clear sound.

  • High-precision input sensitivity adjustment with 21 levels, 3dB steps; the maximum input gain is 60dB.

  • Efficient algorithm processing: AFC, AEC, ANS, AUTOMIXER, EQ, GATE, AGC and so on.

  • Abundant interface extension: Input and output GPIO of 8 channels can be customized. Support external input level of 3.3 ~ 24V; USB interface supports recording and broadcasting, scene preservation and other functions. RS-485 supports automatic camera tracking, easy to achieve video conferencing; RS-232 two-way serial control interface, it can control or be controlled, such as video matrix, camera and other equipment.

  • Support scene preset for multiple group, user-friendly operating software interface.

  • Fast operation: web control mode, support Android, IOS system.

  • Support 1 USB recording channel.

  • Support echo/noise elimination function.


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DETAILS
SPECS

The device maximally supports 16 input/output analog channels and 1 extended USB recording and broadcasting channel. It is equipped with high quality 21 level pre-amplifier circuit, DSP processing bus structure, and with multiple functions such as echo eliminator, noise eliminator to restore high quality sound. It’s mainly applied in a variety of large venues like theater, concert hall, remote video conferencing, sports venues, churches, conference centers, theme parks and so on. Its operation is simple and intelligent.

Specifications of 12 Channel Digital Audio Processor with Echo Suppressor

Model

D6642H D6643H D6644H

Maximum Number of Inputs

16

Maximum Number of Outputs

16

Number of 232 Serial Port

1

Number of 485 Serial Port

1

Number of GPIO

8, freely configurable I/O

Number of RJ45

1

Number of USB

1, support recording and broadcasting

Maximum Analog Gain

-60dB

Phantom Power

48V

Input-output Quantization

48KHz/24bit

A/D Dynamic Range

120dB

Input CMRR

80 dB @ +24dBu  @60Hz

Input Impedance

20kΩ balance, 10kΩ unbalance

Maximum Input

24dBu

D/A Dynamic Range

120dB

Channel Isolation

100dB

Frequency Response

20~20kHz (±0.25dB)

THD (THD+N)

≤0.002% @1kHz, +4dBu

Output Impedance

100 Ω balance, 50 unbalance

Maximum Output

24dBu

Working Power

AC110V-220V/50Hz

Working Temperature

0~40℃

Package Dimensions (mm)

567×377×98

Machine Dimensions (mm)

483×270×44

Gross Weight

3.2kg

Net Weight

2.15kg



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