My get the low-end out of the Q build.

My review http://www.caraudio.com/forum/showthread.php?t=181196

The guts

100_1252.jpg
80 designed that?

wow he does have some skills

i need to hit him up for a design, i wonder if he can design me a 6th order box for 1 jl13w3v3 for my ford expodition

 
80 designed that?wow he does have some skills

i need to hit him up for a design, i wonder if he can design me a 6th order box for 1 jl13w3v3 for my ford expodition

80 is the bandpass GURU. For any "complicated" enclosures, 80 is the man...//content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif

 
80 is the bandpass GURU. For any "complicated" enclosures, 80 is the man...//content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif
i really appreciate the comments...//content.invisioncic.com/y282845/emoticons/clap.gif.178cba2c538c68e720c727fcb024b19c.gif//content.invisioncic.com/y282845/emoticons/thumbsupwink.gif.129404938effda6ad9cca39e7f4b58a3.gif ..when it comes to designing boxes such as these...i approach things alittle different...i have goals that i want the box to accomplish //content.invisioncic.com/y282845/emoticons/naughty.gif.94359f346c0f1259df8038d60b41863e.gif but at the same time ..i want it to be practical...//content.invisioncic.com/y282845/emoticons/wink.gif.608e3ea05f1a9f98611af0861652f8fb.gif .

80

 
one of the good things about a properly designed bandpass box...it leaves off where your midbass suppose to pick up..//content.invisioncic.com/y282845/emoticons/up2something.gif.dd110ecf3ae4b76050d87598f2f8de7c.gifi would set the lowpass xover at 80hz ..cuz it sounds like u have it set too low

but that box looks really good....i'm impressed with your building skills...and i'm sure it wasnt that hard to build either

80
I had the lowpass set inbetween 60-70. I never got any tune time at all.
Thanks, It was actually pretty easy yes.......

 
nice build and nice design by 80. what are advantages and disadvantages from a 6th order or 8th order bandpass box?
I'll let someone else answer that...this is my first 6th order..... but from what I could tell....It will play your tuning frequency like no other and rolls off alot above that. I only got to listen to it for a short amount of time.

 
I'll let someone else answer that...this is my first 6th order..... but from what I could tell....It will play your tuning frequency like no other and rolls off alot above that. I only got to listen to it for a short amount of time.
thanks. 80?

 
nice build and nice design by 80. what are advantages and disadvantages from a 6th order or 8th order bandpass box?
advantage

A 6th order is more efficient and controls cone-motion over a wider range but typically has a sharper (18-24dB/octave) low- frequency roll-off. Because of the difference in low-frequency roll- off rates,

the disadvantage is a 6th order usually has to be larger in size to produce the same low-frequency extension as a 4th order design. so its a trade off if u want to be more efficient...the box need to be big

another disadvantage is like ported box, the sub unloads at frequencies lower than the passband

8th order is very hard to design cuz your tuning 3 ports and 3 different frequncies

80

http://www.diysubwoofers.org/bnd/6thorder.htm

 
gotcha. what do you charge for plans for a 6th order? and would you reccomend this for someone who doesnt have any mid bass drivers? only have componenets up front.

 
gotcha. what do you charge for plans for a 6th order? and would you reccomend this for someone who doesnt have any mid bass drivers? only have componenets up front.
pm me

wat sub u plan on using....not all subs will work in that kind of box

and if u do 6th oder u need midbass...comps will help but u need a dedicated midbass

4th order u can get away with cuz the rolloff is not as steep(12db)

80

 
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