blown sub ??

[jerryrobinson 10+ year member]

how can i tell if my 15" L7 is blown?? what should each coil read on a dmm?? its a dual 2 ohm. its the only 1 out of 4 thats not moving the same as the others, in 1 huge box??

Click to read more...

 

[mlstrass 5,000+ posts]

VC's should read around 1.8-2.2. Pull that sub and see what both sides read and see if one side is way out of wack.

Could also be the sub not tightened down enough and letting a lot of air get by or wired out of phase.