need a box plan

its a blazer and i have 33 inches wide till my power wire comes out of the floorboard and the height 15 inches will work and depth can be whatever it needs to be. oh yeah i want to use 3/4 inch MDF

i've included the displacement of the subs already in the box vol 3.12 cu ft

the tuning feq is 32 Hz and the F3 is 29Hz if that helps and i appreciate the help

 
its a blazer and i have 33 inches wide till my power wire comes out of the floorboard and the height 15 inches will work and depth can be whatever it needs to be. oh yeah i want to use 3/4 inch MDF
i've included the displacement of the subs already in the box vol 3.12 cu ft

the tuning feq is 32 Hz and the F3 is 29Hz if that helps and i appreciate the help
for tuning purposes need to know the NET volume of enclosure. so what is your actual goal for volume? i can get a design done real quick.

 
2.78 cu ft net volume and SPL, my boy is always tellin me how his stuff hit harder. I need to stop that!!!!
32 is a low tuning for spl..? you just want it to be a loud daily?

Have you tested to find what frequencies are loudest in your vehicle? most vehicles have a frequency usually in the 40s of 50s that they get a peak in tuning right below this makes your box peak around the same frequency. smaller sized box larger port area and lotsa power also help.

 
For a Blazer you want subs up on the passenger side and port facing driver side. They peak right around 50 hz, so tuning to 32 is too low to maximize their potential.

 
theres a few recomedations on the data sheet, how about:

gross volume-2 cu ft + .12 displacement.

net volume - 1.78 cu ft + .12 displacement?

feq tuning - 42 Hz

F3 - 39 Hz

this is the loudest on the data sheet.

edit: if you wondering they're MTX thunder6000's

 
Optimal volume of enclosure will depend on how much power you're using, but tuning at 42 hz would work much better for SPL while still keeping it usable for daily driving.

In general :more power=smaller box (sub will mechanically handle more power) while less power=bigger box for efficiency

 
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