Prestel DSP-IC4AEC 4 Channel AEC Microphone User Manual
- June 13, 2024
- Prestel
Table of Contents
User Manual 4-Channel AEC(Acoustic Echo Cancellation)
Microphone/Line Input Card
DSP-IC4AEC
The AEC input card offers 4-channel AEC functionality.
Phantom power 24dB gain level control and with 0/6/12/18/24/30/36/42/48/54dB
total10level sensitivity adjustable functions. Provides AEC wideband
processing with endingtime up to 300ms.Each channel of the AEC input card has
independent input and directoutput for local amplification.
Features
- 4-channel AEC input card with DSP processing capability
- Does not consume resources of the DSP host
- Extra DSP processing capability to serve the systemDynamic range of 118dB
- Fast installation interface
- Completes control and configuration over software.
Specification
| Model | DSP-IC4AEC |
|---|---|
| Dynamic range | ＞118Db |
| Frequency response (+/-O 2dB) | 20HZ-20khz |
| Input impedance | 5.5k ohms |
| Channel crosstalk | -112 dB |
| Total harmonic distortion(THD+N) | <0.002% |
| Common mode rejection ratio(@0dBBU) | >91dBu |
| Maximum input level(@1% distortion) | +22dBu |
| lnterface | Four 3-pin Europeansplit terminals |
Specifications are subject to be changed without notice. ****
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