SPL-Dynamics V10 S4

V -series subwoofers V-10S4 V-12S4 SPL Dynamics very favoured V -series subwoofers has reneved completely. The cone is coated with titanium and the surround is made from rubber. Heavy magnet structure and the heat resistant Black Kapton voice coil guarantee excellent performance. In spite of modern design and high quality technical construction the price level of V-series subwoofers is very reasonable. Technical Specifications V-10S4 V-12S4 Size 250mm (10") 300mm (12") Power handling (RMS/Peak) 200/400 W 300/600 W Nominal impedance 4 Ohm 4 Ohm Mounting depth 115 mm 135 mm Mounting diameter 226 mm 276 mm Magnet diameter 145 mm 154 mm Magnet height 20 mm 20 mm Magnet weight 40 oz 50 oz Voice Coil diameter 50 mm (2") 50 mm (2") Voice Coil Type/Material SVC/Black Kapton SVC/Black Kapton Electrical and Mechanical Parameters Fs 27 Hz 23 Hz Vas 63 L 136 L Qts 0,36 0,30 Qes 0,39 0,32 Qms 6,00 6,55 Xmax (lin/peak) 7/14 mm 7/14 mm Re 4,0 ohm 3,6 ohm Mms 105 g 140 g BL 13,5 TM 15,2 TM SPL (1W/m) 86,7 dB 89,6 dB Box suggestions     Closed box 15-30 L 26-45 L Bass-Reflex box 23-40 L 40-65 L