SA-12 D2 - Sundown Audio 12" 600W Dual 2-Ohm SA Series Subwoofer
The SA-12 was designed to be an excellent sounding subwoofer that is equally at home sealed or ported. We feel that the SA-12 is one of the best woofers available in it's price category and will satisfy the needs of a wide variety of users ranging from bass-heads to audiophiles!The SA-12s are also gaining popularity in SPL competitions due to their excellent voice coil cooling and rugged, durable constructions with several customers achieving output well over 150 dB!* RE: 4.33 Ohms * Fs: 30.3 Hz * Qes: 0.519 * Qms: 7.25 * Qts: 0.484 * Vas: 29.07 L * BL: 22.16 NA * Le: 4.73 mH * Mms: 308 g * BL^2 / RE: 113 * 600 watts RMS * XMAX: 19mm one wayMounting Depth = 6.5"Cut-Out = 10 15/16"Displacement = 0.14 ft^3Overall OD with Gasket = 12.5"Enclosure Suggestions:1.75 ft^3 ported tuned to 30 Hz -- F3 of 26 Hz* Tune higher and use a smaller box for more SPL oriented setup (Use 1 - 1.5 cubes)* Enclosure can be as big as 2.25 ft^3 with lower power levels1.00 ft^3 sealed -- F3 of 44 Hz* For SQ and space limited applications