D6576 Professional Automatic Feedback Suppressor

Name: D6576 Professional Automatic Feedback Suppressor
Brand: Guangzhou DSPPA Audio Co., Ltd.

Features

● Sensitivity level: -26dBFS
● 2 inputs for line/microphone, along with 2 outputs for line/microphone
● Embedded with advanced high-speed floating-point digital signal processor and adaptive feedback notch processing algorithm technology
● The front panel includes 4*8-segment real-time level display indicators for accurate visualization of input/output signal levels
● Convenient buttons on the panel for muting channels, bypassing, and resetting filters
● Each input is equipped with 15 adaptive notch filters, which can be configured with dynamic/fixed filters as required
● Utilizes TCP/IP control protocol for PC connectivity, enabling control and adjustment of various parameters via a web page
● Supporting multi-level analog volume adjustment ranging from -18dBV to 12dBV.

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Introduction
Specification

The D6576 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.

Model	D6576
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 (RCA) 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

Frequency Response	20Hz-20kHz（±1dB）
THD+N(@1KHz,0dBV)	≤0.004
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℃

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