Division Break down and Classes: DB DRAG SPL Breakdown ~ Any music may be used.. Tones, sweeps, music, Ipods, USBs, CD-Rs and Enhanced tracks are all permissible. The division break down is done by cone area of your subwoofer. Take the diameter of the subwoofer and half it that gives you radius, then (radius)2 x (3.14) x (the number of subwoofers you have) = the total cone area. -> Example 10” sub (52 x 3.14 x 1) 25 x 3.14 x 1 = 78.5 cone area this is class A A - 1-101 sq. inches B - 102 - 160 sq. inches C - 161 - 260 sq. inches D - 261 - 354 sq. inches E - 355 + sq. inches Round Subwoofer Breakdown 6.5” = 33.18 sq. inches 8” = 50.26 sq. inches 10” = 78.54 sq. inches 12” = 113.09 sq. inches 13” = 132.73 sq. inches 15” = 176.71 sq. inches 18” = 254.46 sq. inches 21” = 346.36 sq. inches Square Subwoofer Breakdown 10” = 100 sq. inches 12” = 144 sq. inches 15” = 225 sq. inches 18” = 324 sq. inches
Posted on: Sat, 13 Dec 2014 18:59:35 +0000
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