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AB8676 Professional Automatic Feedback Suppressor
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  • AB8676 Professional Automatic Feedback Suppressor
  • AB8676 Professional Automatic Feedback Suppressor
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  • AB8676 Professional Automatic Feedback Suppressor
The AB8676 product is a high-quality professional automatic feedback suppressor (adaptive feedback notch processing) equipped with 2 (balanced/unbalanced) analog inputs and 2 (balanced/unbalanced) analog outputs. The product has built-in DSP functions such as adaptive notch filter, noise gate, analog volume adjustment, mute, bypass pass-through, etc. The device can be controlled via RJ45 driver-free connection to a computer web page, making it suitable for use in various occasions.

Features

● 2 line/microphone inputs, 2 line/microphone outputs;
● Built-in high-end high-speed floating-point digital signal processor and adaptive feedback notch processing algorithm technology;
● The panel is equipped with 4*8-segment real-time level display indicators to accurately display the input/output signal level;
● The panel has quick buttons for channel mute, bypass and filter reset;
● Each input has 15 adaptive notch filters, and the number of dynamic/fixed filters can be configured as needed;
● TCP/IP control protocol, connect to PC to control and adjust various detailed parameters on the web page;
● Supports multi-level analog volume adjustment (-18dBV ~ 12dBV);


Specifications


Model

AB8676

Digital Signal Processing

DSP Chip

40-bit floating-point SHARC DSP 450MHz

Digital-Analog

Conversion

24-bit

Sampling Rate

48KHz

Analog Audio Input and Output

Input Channel

2 inputs (balanced/unbalanced)

Audio Interface

XLR balanced input and output, single-ended (TRS 6.35) unbalanced input and output.

Input Impedance

10kΩ

Max. Input Level (1% Distortion)

10V

Max. Output Level (1% Distortion)

1.5V

Output Channel

2 outputs (balanced/unbalanced)

Output Impedance

220Ω

Audio Performance

Frequency Response

20Hz-20kHz±1dB

THD+N(@1KHz,0dBV)

≤0.004

SNR (0dBV)

≥93dB

Connection & Display

TCP / IP Port

RJ-45

RS232

COM Interface

Electrical Physical Parameters

Power Supply Range

AC100V---240V 50/ 60Hz

Dimension

432.5mm X 186mm X 44mm

Power Consumption

≤10W

Net Weight

2.35kg

Working Temperature

-20℃-50℃