Re: New system ,no sub response, please help!
Have you tried a dmm on the sub outs of the hu's? I believe they are 4v (ac) for that model. You could also run the dmm on the amp output (speaker) to see if you're getting voltage out.
Front stage: Dayton RS28F-4/Kappa 682.9cf/PWX 8"
PPI 900.4 2 way active
Sub stage:1HDS210D4 T-Line 500rms@2ohm
big 3: 2/0 weld wire
Knu ofc 1/0 runs
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