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AFS1900 Automatic Feedback Suppressor

Automatic Feedback Suppressor

AFS1900

Automatic feedback control for higher usable gain and stable voice reinforcement.

Product Overview

Clear, dependable audio for professional spaces

Automatic feedback control for higher usable gain and stable voice reinforcement.

Technical Information

Technical specifications

English specifications are provided for review. Missing or conflicting source values are marked in the table; confirm these with ARTCK before specifying the product.

English technical specifications
Frequency response125 Hz–15 kHz
Distortion<0.1% at 1 kHz
Signal-to-noise ratio>65 dB
Input impedance20 kΩ
Balanced output impedance200 Ω
Operating temperature-10 to 55 °C
Dimensions480 × 220 × 44 mm
OperationAutomatic microphone signal processing with one-button operation
Manufacturer-stated gain improvement6 dB, up to 12 dB; actual results depend on the installation
Manufacturer-stated pickup distancesConference condenser microphone 0.8–1 m; choir microphone 2 m; shotgun condenser microphone 1–2 m; lavalier microphone 0.5 m; dynamic microphone 0.3 m
Signal processingAutomatic acoustic adaptation and microphone/loudspeaker response compensation
Rated supply220 V ±10%, 50 Hz
Weight3.5 kg
Microphone operationSupports multiple open microphones with automatic feedback-control processing
View original Chinese specifications
AFS1900
►代表当今前沿科技水平的话筒数字扩声处理器,提升话筒音量大、加大拾音距离远、音质还原好、控制声反馈啸叫佳。为数字话简放大器领域的里程碑级机型。
►任何使用情况下都可获得6dB的増益,高达12dB。讲话拾音距离、声场范围和音量立刻增加4倍。
►同时打开几十支话筒,避免啸叫。更支持用户自由随意开启话筒或者全部开启,效果清晰无回声。
►会议电容话筒:0.8-1米收声;合唱话筒:2米收声;电容枪咪:1-2米;领夹胸咪:0.5米收声;动圈话筒0.3米收声)
►领导讲话轻松,不用再紧贴俯靠话简,费力地大声讲话;可以配合使用短杆式话筒,摄影拍照视角无障碍,更加彰显领导形象风釆。
►即插即用,无须调试,自动适应其他音响设备和声学装饰环境,自动弥补会场厅堂建筑吸声装饰的不足;
►—键式开关,并且固化运行工作模式,真正避免误操作,可以无需专业工程技术人员施工调试和售后维护;
►全天候自动实时运行和管理话筒音频,自动校正话筒和音箱等声学器材的频响缺陷,自动分析、补偿和美化讲话者声音的音质及音量。
技术参数:
额定电压: 220V ±10% 50Hz
频率响应:125Hz~15KHz
失真:<0.1% @ 1KHz
信噪比:>65dB
输入阻抗:20KΩ
输岀阻抗(平衡):200Ω
温度范围:-10〜55℃
重量: 3.5kg
尺寸:480 x220 x44mm
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