DS212A 自动反馈消除器
- Overview
- 特点
- Specs
- 系统
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Advanced Feedback Suppression
DS212A features exceptional automatic feedback suppression with ultra-fast speed, detecting howling in under 0.4 seconds at a frequency of 1 kHz.
Dual-Channel Design
The product is designed with dual channels, each capable of automatically searching for 12 frequencies for feedback suppression points.
Independent Dynamic and Static Filtering
Each filter is equipped with independent dynamic and static filtering, allowing for automatic processing and locking of notch frequency points, margin increase, and reduction of background noise.
Enhanced Fidelity with Bandwidth Notch Filter
Utilizing a 1/40 octave bandwidth notch filter, DS212A ensures maximum fidelity of sound, providing users with a high-quality audio experience.
参数 | 值 | |
频率范围 | 20Hz~20kHz (< +0.5dB) | |
动态范围 | >106dB(A) | |
找到并消除反馈时间 | <0.4s @ 1KHz | |
陷波增益 | Max -48dB | |
最大输出电平 | <10.5dBu | |
THD+ N | <0.0025% @ +4dBu/1KHz | |
信噪比 | >100dB(A) | |
AD/DA | 24bit ∑-△, 14/128次采样率 | |
采样频率 | 48KHz | |
主电源 | AC90~250V 50/60Hz | |
功耗 | <10W | |
净重 | 1.8kg | |
大小 | 482mm x 152mm x 45mm | |
输入 | TRS端子 | 2 x 6.35mm TRS 插座 |
卡侬接头 | 2 x 卡农接口 | |
阻抗 | 20kΩ(平衡), 10Ω(非平衡) | |
增益 | 0dB/ 12dB | |
输出 | TRS端子 | 2 x 6.35mm TRS 插座 |
卡侬接头 | 2 x 卡农接口 | |
阻抗 | 150Ω |
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