输入
| 幻像电源 |
24 V |
| 标称输入电平 |
-66/-33 dB |
| 输入阻抗 |
10000 Ω |
| 麦克风/线路开 关增益 |
-30 dB |
技术细节
| 会聚 |
40 dB/s |
| 取消跨度 |
270 ms |
| 频率范围 |
20 - 22000 Hz |
| 线路输入范围 |
-20 - 0 dB |
| 线路输出范围 |
-20 - 0 dB |
| 回声消除 |
65 dB |
端口 & 界面
| EF Bus出 |
1 |
| 音响的连接 |
2 x 3.5mm |
| EF Bus入 |
1 |
能量控制
| 输出电流 |
20 mA |
| 输出功率 |
10 W |
| 输入电压 |
110 - 240 V |
| 接受频率 |
47/63 Hz |
Vortex EF2210 Single Channel Acoustic Echo / Noise Canceller
Delivers robust acoustic echo and noise cancellation performance
- A standalone system for individual sites
- One microphone/line input, two line inputs, three line outputs
- Industry-leading acoustic echo and noise cancellation ensures the highest possible audio quality between sites
- 8 x 8 matrix with arbitrary cross point gain values
Features and Benefits
- Typically installed in meeting rooms along with one or more microphones and an automatic microphone mixer
- Provides a single microphone or line level input, plus two auxiliary inputs
- Industry-leading acoustic echo cancellation technology
- Patented noise cancellation algorithms dramatically reduce ambient noise in the audio sent to other sites
- Automatic Gain Control (AGC) reacts only to valid speech patterns, bringing voices within desired levels
Solutions
All Vortex products integrate with the Polycom SoundStation VTX 1000 and Polycom VSX series video conferencing units, such as the Polycom VSX 8000 system, for premium quality voice and video conferencing.