DMA250U數字混音放大器是一款集U盤、FM、藍牙功能於一體的多功能混音放大器。DMA250U 支持 70V/100V 和 4-16Ω 揚聲器輸出。帶有 3 個麥克風、2 個 AUX、2 個 EMC 用於音頻輸入。具有多種功能，包括清晰的狀態顯示、EMC IN、帶有幻象電源的MIC IN、輸入優先，用戶友好且易於使用。該裝置能滿足用戶的要求，可廣泛使用。
Model | DMA250U |
Description | PA Amplifier with USB & FM & Bluetooth |
Rated power | 250W |
MIC1 input sensitivity | 10mV±1mV |
MIC2 input sensitivity | 10mV±1mV |
AUX1 input sensitivity | 350mV±50% |
AUX2 input sensitivity | 350mV±50% |
EMC input sensitivity | 350mV±50% |
MIC frequency response | 120Hz～12kHz（±3dB） |
AUX frequency response | 80Hz～15kHz（±3dB） |
Noise | <5mV (4 ohm load output terminal) |
THD | <1% 1KHz |
Protection | Short-circuit, clip, overload and high temp protection |
Treble adjustment | 10dB（±2） |
Bass adjustment | 10dB（±2） |
Rated power Supply | AC~110-120V or 200-240V 50/60Hz |
Rated Output Power | AC~110-240V 250W |
| DC24V 60W |
Interface output voltage | 70V,100V (Constant voltage output) |
Priority | EMC > MIC1 >AUX1/AUX2/MIC2 |
Machine size(D×W×H) | 430*330*88mm (1PS) |
Packing size | 500*500*165mm (1PS) |
Net Weight | 6.8Kg (1PS) |
| Gross Weight | 8.3Kg (1PS) |
