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SPECIFICATIONS     规格 PDA400
Power Ratings (RMS @ 1% THD @ 230Vac) 额定功率(RMS @ 1%的THD 230Vac)
Full frequency output mode 全频输出模式
 1 kHz 1% THD     1 kHz 1% THD 4Ω 300 W+8Ω 80W
Typical Distortion   典型失真  
(20 Hz–3 kHz, 3 dB below clip, or 20 Hz–5 kHz, 10 dB below clip, or 20 Hz–20 kHz, 20 dB below clip) 20-3kHz赫,低于音源3分贝, 20-5kHz,低于音源的10分贝,或20赫兹- 20千赫,低于剪辑20分贝)  
4 - 8  Ω 4 - 8  Ω 0.01-0.03%
Maximum Distortion 最大畸变  
(20 Hz–20 kHz, 1 dB below rated power) 20赫兹- 20千赫,低于额定功率1分贝) 0.05%
4 to 8 ohms 4 - 8  Ω  
Frequency Response (8 ohms) 频率响应                      (8 Ω) 20 Hz–20 kHz, ±0.2 dB
Noise (20 Hz–20 kHz, 32 dB Gain) 噪声 20-20kHz32 dB增益) -104 dB
Dynamic Headroom (4 ohms) 动态余量  2 dB
Damping Factor (8 ohms) 阻尼因子  200
Output Circuitry 输出电路 Class D
Input Sensitivity 输入灵敏度  
26 dB Setting 26 dB Setting 5.27V
32 dB Setting 32 dB Setting 2.67V
Maximum Gain (1.2V setting) 最大增益 1.2V设置) 28dB
Maximum Input Level 最大输入电平  
1.2V setting 1.2V setting 10 V (+22 dBu)
32 dBu setting 32 dBu setting 22 V (+29 dBu)
26 dBu setting 26 dBu setting 25 V (+30 dBu)
AC Power Requirements ** 交流电源的要求 * *  
120V 50/60 Hz  120V 50/60 Hz  4 A
230V 50 Hz 230V 50 Hz 2A
Input Impedance 输入阻抗 =20 kΩ balanced,=10 kΩ unbalanced
Cooling 冷却方式  无或定速风扇,前后对流
Amplifier and Load Protection 放大器与负载保护 短路、开路、热、射频保护。打开/关闭静音,直流故障停机,活跃的浪涌电流限制
hort circuit, open circuit, thermal, RF protection. On/off muting, DC fault shutdown, active inrush limiting
Dimensions 尺寸 Height:40.5mm
Width: 106mm
Depth: 195mm
Weight Weight 0.7 kg
 
     
  • 名 称: PDA400数字功放模块
  • 型号: PDA400
  • 参数1: 全频2通道
  • 参数2: 4Ω 300W+8Ω 80W
  • 参数3: 全频箱专用 低音+高音
  • 类型: D类数字功放、D类音频功率放大器、Class D
  • 应用: 全频音箱,拉杆音箱, 移动音箱,线性音箱等设备。
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