- 该系列功放为轻量化 1U 高度四通道机型，可同时驱动低音炮与全频扬声器；搭载变频电源，依据输出功率动态调节供电；采用 TI 第四代 Class‑D 放大方案，双反馈控制，改善频率不稳、声音漂移、低音不足问题；拥有立体声、平衡并接、桥接三种预置工作模式，桥接模式下同阻抗负载输出功率提升 4 倍。
PRODUCT FEATURES
产品特性
SPECIFICATIONS
技术参数
- 型号
- PFA6K4Pro
- 产品类型
- 专业功放
- 应用板块
- 流动演出
- Maximum output power 100V/70V
- 800W×4
- Maximum output power per channel (8Ω)
- 800W×4
- Maximum output power per channel (4Ω)
- 1200W×4
- Maximum output power per channel (2Ω)
- 600W×4
- Maximum Bridge output power (8Ω)
- 2400W×2
- Typical Distortion (8 ohms)
- 0.02%
- Maximum Distortion
- <2%
- Frequency Response(20-20khz)
- +/-1 dB
- Noise (20 Hz-20 kHz, 32 dB Gain)
- <1mv
- Damping Factor (8 ohms)
- 5000
- Output Circuitry
- CLASS-D
- Input Sensitivity
- 1.5V
- Maximum Gain (1.2V setting)
- 32dB
- Maximum Input Level
- 20dB
- AC Power Requirements
- 85V-265V
- Input connector
- 3-pin XLR，balanced signal input
- Output connector
- SPEAKON
- Limiter set
- Peak limiting, RM voltage limiting, RMs current limiting.
- Amplifier and load protection
- Above/belowthe specified AC voltage; Dangerous signal(clippingdistortion, super high frequency, long-term RMS): DC output;Overtemperature Short circuit; Mute sound when turning on/off.
- Heat dissipation method
- Air cooling,fan infinitely variable speed
- Nominal Voltage voltage
- 110-240V 50/60Hz
- Fuse
- 10A
- Weight
- 8.8Kg
- Size
- W：483mm，D：268mm，H：44mm
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