3.61 cf 30 hz first chamber 2.4066426 tuned at 30 hz at 1000 rms 42.794 long .15 second chamber 1.2033213 tuned at 42.4263 hz at 1000 rms 42.794 long .10
12. x 3.33 slot ports per chamber plus one internally joining the two chambers
subs displacement is .18 cf so add that to 2.4066426 plus displacements for ports which will add up i have to figure that out also