ASA3-400.4是一款AB类四声道功放，具有紧凑的外形设计方便在狭小的车空间内进行安装，同时确保着出色的大功率输出。第三代ASA系列放大器具有更窄的占地面积，安装多功能性，更高的过电压保护，更宽的输入灵敏度，新改进的挤压散热器使用更多的散热片，同时仍然保持简洁的线条，使ASA系列成为经典款。它有着用户友好的功能，如可变低音增强控制，在45 Hz时提供18 dB的增强，为您提供超低音扬声器的更多输出。
4-Channel 400 Watt High Efficiency Class A/B Design
2-ohm Stable (4-ohm in Bridged Mode)
PWM MOSFET Power Supply
Low Level RCA Input/Low Level RCA Pass Through Output
High Level (Speaker)/Low Level (RCA) Input
Remote Soft Delay Turn On/Off Circuit
Variable High/Low Pass Electronic Crossover
Variable 18dB Bass Boost EQ @ 45 Hz
Variable Gain Control
Protection Circuit: Impedance Over-load, Speaker Short, Circuit, Thermal Overheating, and DC Output.
Wired Secondary Remote Gain Control (Optional PB-GAIN1)
Switchable Logo Back Lighting
Selectable Subwoofer EQ: 0-18 dB Gain @ 45Hz
Variable Subsonic Freq: N/A
Inputs: RCA Input/RCA Pass-Through Output
Equalization Boost/Cut: 0 - 18 dB
Subwoofer Frequency Range: 20 Hz - 250 Hz
Power Supply: Unregulated PWM
Height: 2.3"
Width: 8.3"
Depth: 12.0"
4-ohm Mono Power: 200 watts x 2
4-ohm Power: 50 watts x 4
1-ohm Mono Power: N/A
2-ohm Power: 100 watts x 4
Subwoofer EQ Frequency: 45 Hz
Variable Subwoofer EQ: 0 - 18 dB
Low-Pass Crossover Freq: 40 Hz - 250 Hz
High-Pass Crossover Freq: 40 Hz - 250 Hz
Peak Power: 800 watts
Crossover Slope: 12 dB
Dimensions (in Inches): 12.0" x 8.3" x 2.3"
Input Sensitivity: 0.25 V - 6.0 V
S/N Ratio: >94 dB
Total Harmonic Distortion: 0.05% at Rated Power
Strapped Output Power @ 2ohms: N/A
Output Power (14.4 V) @ 4 ohm: 50 watts x 4
Output Power (14.4 V) @ 2 ohm: 100 watts x 4
Output Power (14.4 V) @ 1 ohm: N/A
Channels (mono): 4
Frequency Response: 20 Hz - 22 kHz