Ground Zero GZNW 38C

Type High-Performance SPL Subwoofer Diameter 38 cm / 15″ Power handling (RMS/SPL) 6000 / 25000* Watts Impedance 2x 1 Ohm Efficiency 86 dB Power recommendation 3000 – 6000 Watts Voice coil 75 mm / 3″ CCA Cone Carbon-fiber Max. excursion (Xmax) 80 mm / 3.15″ Mounting Ø 360 mm / 14.17″ Mounting depth 290 mm / 11.42″ Resonance frequency (Fs) 33 Hz Damping ratio (Qts) 0.38 Equiv. air volume (Vas) 23 L / 0.81 cu.ft. Enclosure recommendation: Bassreflex 116 Liter netto Port (dimensions): 242 x 130 mm Port length: 400 mm F3 (-3 dB): 33 Hz