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port orientation. can ports be parallel


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Posted

can ports be a different shape other than L like for example my sub box right now that i built has parallel walls. what i mean by parallel

--------------------------------------------------------------------

l

l l

l l

l l

l

--------------------------------------------------------------------

my boxs port is in the middle and i have 2 subs. i was just wondering if this is ok.

ALSO! What is the triangle thing found in most middle shared ported box designs. it sits in the middle of the port opening at the back wall. umm any info on what it does and correct measurements to make won would be great thanks.

2003 f150, 2 ab hd 15 on brutus 2400.1, kinetik batt, big 3, knu wire, image dynamics cxs 6.5 with ppi tweets, pioneer 1din and clarion eq.

Posted

a box like this?

Tportallacross.jpg

b_350_20_692108_381007_FFFFFF_000000.png

Krakin's Home Dipole Project

http://www.stevemeadedesigns.com/board/topic/186153-krakins-dipole-project-new-reciever-in-rockford-science/#entry2772370

Krakin, are you some sort of mad scientist?

I would have replied earlier, but I was measuring the output of my amp with a yardstick . . .

What you hear is not the air pressure variation in itself

but what has drawn your attention

in the two streams of superimposed air pressure variations at your eardrums

An acoustic event has dimensions of Time, Tone, Loudness and Space

Everyone learns to render the 3-dimensional localization of sound based on the individual shape of their ears,

thus no formula can achieve a definite effect for every listener.

Posted

yes but insted of the L the extension comes off the back wall. you know what im saying? it parallel to the main port wall.

2003 f150, 2 ab hd 15 on brutus 2400.1, kinetik batt, big 3, knu wire, image dynamics cxs 6.5 with ppi tweets, pioneer 1din and clarion eq.

Posted

This isn't to any set dimensions but is this what you were talking about?

893290_576021965741341_1233656878_o.jpg

b_350_20_692108_381007_FFFFFF_000000.png

Krakin's Home Dipole Project

http://www.stevemeadedesigns.com/board/topic/186153-krakins-dipole-project-new-reciever-in-rockford-science/#entry2772370

Krakin, are you some sort of mad scientist?

I would have replied earlier, but I was measuring the output of my amp with a yardstick . . .

What you hear is not the air pressure variation in itself

but what has drawn your attention

in the two streams of superimposed air pressure variations at your eardrums

An acoustic event has dimensions of Time, Tone, Loudness and Space

Everyone learns to render the 3-dimensional localization of sound based on the individual shape of their ears,

thus no formula can achieve a definite effect for every listener.

Posted

It's all about the length . It's only has a turn if need be to have the right length for tuning . So if the port turns its because of this .

Posted

If you mean two ports coming out of each side this is what I imagined. If this isn't it then I'm off to sleep...

135240_576024642407740_1633050380_o.jpg

b_350_20_692108_381007_FFFFFF_000000.png

Krakin's Home Dipole Project

http://www.stevemeadedesigns.com/board/topic/186153-krakins-dipole-project-new-reciever-in-rockford-science/#entry2772370

Krakin, are you some sort of mad scientist?

I would have replied earlier, but I was measuring the output of my amp with a yardstick . . .

What you hear is not the air pressure variation in itself

but what has drawn your attention

in the two streams of superimposed air pressure variations at your eardrums

An acoustic event has dimensions of Time, Tone, Loudness and Space

Everyone learns to render the 3-dimensional localization of sound based on the individual shape of their ears,

thus no formula can achieve a definite effect for every listener.

Posted

im guessing here as to what he means, but that ^^^ but the port doesn't go across the whole back.

i really have no idea what he is asking. i thought i did but i was wrong. lol

 

F150:

Stock :(

 

2019 Harley Road Glide:

Amp: TM400Xad - 4 channel 400 watt

Processor: DSR1

Fairing (Front) 6.5s -MMats PA601cx

Lid (Rear) 6x9s -  TMS69

 

Posted

I think he means an "M" shape out the front

Where the next port walls are ADJACENT/PARALLEL and they curl back towards the front of the box

in a million, trillion, kabillion years,i would never play that song in my ride. I don't care if its clipped or not LOL. I feel like my nads got clipped after playing this for 15 seconds just to see what it was LOL.

No thanks bro. Not into it.

Posted

kjfkffkfk_zpsd773973d.png

that, or like this

u8947894_zps470b3ff5.png

you can do wither of these, but with the first one the port width for the extensions has to be half the port width of the center port.

in the second example keep the port width the same throughout.

some people use 45's in the corners of these types but it isnt critical, if you use 45's in the corners make sure to keep the port width consistent throughout the corner

by the way, that triangle is basically a 45.

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