BK-7230 全自动数字反馈抑制器

■ 自适应全频带反馈抑制，内置了专用高速浮点数字信号处理器和自适应反馈（AFC）抑制算法可以无

失真地最大限度消除掉自激啸叫声。

■ 内置独特的无失真动态噪音消除功能，可以无失真地过滤掉背景和系统电流噪音，从而提高信噪比

和改善音质。

BK-7230 AUTOMATIC DIGITAL FEEDBACK SUPPRESSOR

■ Adaptive full-band feedback suppression, built a dedicated high-speed floating-point digital signal processor and an adaptive feedback (AFC)

The suppression algorithm without distortion to maximize self-excited howling eliminated.

■ Built-in unique distortion-free dynamic noise cancellation feature can without distortion filter out the background and system current noise

To improve the signal-to-noise ratio and improve the sound quality

参数特点

■ 采样率为48KHz，频率范围为40Hz~20KHz

■ 传声增益提高：9~12dB

■ 噪声抑制比：18dB

■ 最大模拟输入输出为1V Vpp

■ 4路标准的XLR 输入接口20dB增益调节，48V电源

■ 模拟输入电平过载指示

PARAMETER CHARACTERISTICS

■ Sampling rate of 48KHz, a frequency range of 40Hz ~ 20KHz

■ Acoustic gain enhancement: 9 ~ 12dB

■ Noise rejection ratio: 18dB

■ The maximum analog input and output 1V Vpp

■ The standard 4-way the XLR input interface 20dB gain adjustment, 48V power supply

■ Analog input level overload indication