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Subwoofers up and down


robby512

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Posted

Ok I'm sorry to ask this again I think we're all on the same page but inverted is where the magnent is mounted out of box right?

All my magnets are going to be in box.

So I guess that technically be inverted cause it's opposite of the other two

Posted

I don't reverse the polarity unless the motor is sticking out of the box. If your subs are sharing the same airspace, you for sure don't want some of the subs wired opposite.

 

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

Ok I'm sorry to ask this again I think we're all on the same page but inverted is where the magnent is mounted out of box right?

All my magnets are going to be in box.

So I guess that technically be inverted cause it's opposite of the other two

Inverted just means backwards. It doesn't matter which way the magnet is.

There's no law that says the magnet is supposed to be in the box.

Only important thing is that all the cones move in the same direction.

Therefore, wire like-mounted subs the same.

If any are mounted opposite, reverse the polarities.

This post sent with 100% recycled electrons.
2004 BMW M3
Mechman 280A
2 - XS Power XP3000

1 - XS Power D375

500F of Maxwell SuperCaps (soon to be 1000F)
iPadMini2

Dash mounted O-scope
Audison bitOne (Remote DRC MP)
Highs Amp - PPI Art A404
Hertz HSK130 (HSK165 waiting...)
DC Audio DC9.0K
2- DC Audio XL12m2

LEGAL             - 147.3dB @ 41Hz
OUTLAW         - 150.2dB @ 45Hz

OUTLAW         - 145.7dB @ 30Hz
JUNE 2014 SOTM WINNER

2014 COLORADO PEOPLE'S CHOICE WINNER

SOTM BUILD:
http://www.stevemeadedesigns.com/board/topic/141656-wicks-e46-m3-build-bass-turbo-button-and-a-big-new-addition/page-68#entry2802026

sig-sized6_zps0265e669.png

Posted

I think he's talking about having all of the motors inside the box just some of the subs on the top of the box and some on the bottom of the box... right?

Thanks I was pretty excited about the alt myself. kind of like a school girl, in a dress, on a swing. lol

It's warming up enough that the donut-punching cyclist douchenozzles are getting their two wheeled fagmobiles out.

My Build Log

Posted

Ok thank you for your help one more questions I know everyone has a opinion

Which way to fire subs in a truck down or up?

Back and forward is not an option i want to go into in an 05 f150

Posted

Idk how much of a difference it really makes but I personally like up so you can see the woofer porn.

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

Ok, need clarification on this box.

There are too many conflicting ideas.

We're talking about one large box, four sub holes, all sharing the same air-space...?

Up or down doesn't matter, whatever you prefer, as long as the cones are in phase.

This post sent with 100% recycled electrons.
2004 BMW M3
Mechman 280A
2 - XS Power XP3000

1 - XS Power D375

500F of Maxwell SuperCaps (soon to be 1000F)
iPadMini2

Dash mounted O-scope
Audison bitOne (Remote DRC MP)
Highs Amp - PPI Art A404
Hertz HSK130 (HSK165 waiting...)
DC Audio DC9.0K
2- DC Audio XL12m2

LEGAL             - 147.3dB @ 41Hz
OUTLAW         - 150.2dB @ 45Hz

OUTLAW         - 145.7dB @ 30Hz
JUNE 2014 SOTM WINNER

2014 COLORADO PEOPLE'S CHOICE WINNER

SOTM BUILD:
http://www.stevemeadedesigns.com/board/topic/141656-wicks-e46-m3-build-bass-turbo-button-and-a-big-new-addition/page-68#entry2802026

sig-sized6_zps0265e669.png

Posted

You answered my question but just to make sure

One large box for 4 12

2 will be on the top so let's say closer to the roof

2 will be down so closer to the ground

So you said all I need to do is reverse the polarities on 2 of the subs so they all will move one way

Instead of having 2 move out first

And 2 move in first

They will all move either in first or out whatever normal is

Sorry I just have many questions and was just asking freely and changing subjects at random

Posted

Do you mean a box like this? With two 12's firing up, and two 12's firing down?

*Note: No particular dimensions were used to make this box.

857132_569404779736393_71464245_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.

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