bandpass

Can setting the octave on the head unit of a ported bass reflex supersede the need for 4th 6th 8th order bandpass?

I have 9 crossfire c3 12s in a Honda Pilot and I want to go walled with a 4th. I am very experienced in everything but bandpass boxes. I want to build something with good bandwidth 20-50 range but I want it to get really windy on the lows. I have designed a wall with based on what I know (8.25...

My head unit has 3 pre amp outputs all used up on the subs, tweeters and midrange, going into a DSP with 4 pre amp outputs, so 1 set of pre amp outputs are free on the DSP, which I would like to use to bandpass my rear backseat speakers. Can i, using the HU as an amp, use the HU designated rear...

Vehicle : Kia Forte Coup (2016) Location in the vehicle: Trunk Space available (Length x Width x Height): 28, 27,14 Subwoofer make and model: skar VVX version 3 Subwoofer Size:12 Number of Subwoofers:2 Type of Port (Kerfed, Slot, Aero, etc.):Aero single 6inch flared What type of music do...

Tell me if I have a clue what I'm talking about, or if I'm way off: 6th order series tuned is basically a ported box inside another ported box, right? I mean, that's what it looks like to me anyway. From what I've read on various forums in the last couple of days, I gather that the "inner" box...

Hi, im struggling with my wall and gotta ask help from here. So what do you recommend for ratio and liters for 12 Digital Designs redline 608. Im gonna put two DD's M4 amps for those at 0.66, approxamitely 12kw. I have in mind of 140 liters to backchamber and 420 liters to front chamber so it...

Ok, so I've been doing some thinking. Below the window line in the back, I have 34 cubic feet with both seats pushed all the way back and at my normal angle. That's way more room than I need for two 18's. I saw this and it got me interested...

I picked up a couple of ID subs from a guy at work. He claims they are SPL's they are 15'' subs with a double stacked motor and a stamped basket. The claim i dont trust is that the were built for 2200rms a coil, i saw quad coils which were even more rare and then the dvc most said would handle...

-2006 chevy Silverado single cab -(2) sundown z v.3 12"s -juss listen to everyday music, mostly decaf -desired tuning is always around 33hz for me Okay I have no clue what kind of room this would leave to play with, but the first thing to start off with is the port whole itself that ill cut...

I have a very beginner system and I'm a newb...please bear with me. Power Akoustic BAMF 800/2 amp (something like that) Kenwood HU, (can't remember which one) Two older Polk Audio 150w 10" subs Q-logic 2x10" Bandpass box (here's a pic of the box...

Hi. I need some help from all the experts here. I have a bandpass box that want to use with a 12" sub installed in the trunk of my car. I've been reading a lot, and on most of the information I found, the sub is shown with the front towards the ported side of the box. My box is designed to...