Sundown Audio
Sundown Audio SFB-500.4 Amplifier
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...
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About: Sundown Audio SFB-1000.4 Amplifier
Compared to some earlier prototypes SFB-1000.4 has more PCB screws, larger rectifiers, and very importantly it has semi-encapsulated output inductors (they will tolerate a lot more vibration).
Features:
Specifications: