Audiophile Home Theater Subwoofer LFE Reviews | Audioholics
Rythmik Audio • Direct Servo closed loop
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SD270A-88 Servo Subwoofer
Truth, my life was changed after getting these subwoofers. Gr research open baffle servo sub with magnepan 1.6qr. (Also with the gr research crossover) seem less transition between them, unless you want
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Pair of Rythmik DS1200 12 inch Servo Sub Amps/Drivers | AVS Forum