Product Overview
About: Sundown Audio SFB-500.4 Amplifier
Compared to some earlier prototypes SFB-500.4 has more PCB screws, larger rectifiers, and very importantly it has semi-encapsulated output inductors (they will tolerate a lot more vibration).
Features:
- High Efficiency Digital Multi-Channel Design
- 1 Ohm Stable Load
- 12 dB/Octave – Variable Low Pass Filter
- 12 dB/Octave – Variable High Pass Filter
- Variable Bass Boost
- 4 Way Protection Circuit (Thermal, Voltage, Speaker Short, DC Offset)
- Wired Remote Control with Clipping Indicator
Specifications:
- 500 Watts RMS / Channel @ 1-Ohm
- 300 Watts RMS / Channel @ 2-Ohm
- 200 Watts RMS / Channel @ 4-Ohm
- Recommended Fuse Rating: 180A
- Low Pass Filter (Variable): 50Hz - 6kHz
- High Pass Filter (Variable): 15Hz - 6kHz
- Bass Boost @ 50Hz: 0-12dB
- Input Sensitivity: 5V Max
- S/N Ratio: 100dB
- Working Voltage: 10.5v-15.5v
- Dimensions: 8.25″ x 9.75″ x 2.75″
