Does a manufacturers specs mean GOLD ?

generalGOTCHA
10+ year member

Boyz in the Hood (EZE )
OK below are the T\S parameters for my Orion 10" P series subwoofers. They bang hard in the prefab their in right now, so its making me think about a custom box.

My main question is the fact that the ported enclosure specs show that the box needs to be tuned to 50Hz. Can it be tuned lower ?

Second , low Qtc has a higher box volume for a sealed application which I am considering for SQ, but there is a sealed SPL application as well. Which is better and why ? Does makeing the box bigger do anything more for the driver ?

Fs (free-air resonance, Hz) 38.52

Vas (equivalent compliance, cu. ft.) 0.56

Vas (equivalent compliance, liters) 15.75

Qms (Q, mechanical) 4.13

Qes (Q, electrical) 0.62

Qts (total driver Q) 0.54

Re (DC resistance, ohms) 6.85

Z (nominal impedance, ohms) 2.8

Le (inductance, mh) 2.96

Efficiency (1W @ 1M, dB) 83.5

Xmax (one way linear excursion, in.) 0.67

Xmax (one way linear excursion, mm) 17.19

Pe (continuous power handling, watts) 500

Peak power handling (music, watts) 1000

Mms (total moving mass, grams) 183.66

Cms (mechanical compliance, mm/N) 92.92

Bl (motor strength, Tesla-M) 22.18

Sd (effective radiating area, sq. m.) 0.035

Sd (effective radiating area, sq.in.) 53.78

Frequency range (Hz) 40-2.5k

Energy Bandwidth Product (EBP) 62.23

Model Number P10D4

Mounting hole diameter (inches) 9.45

Mounting depth (inches *) 5.25

Basket diameter (inches) 10.45

Model Number P10D4

Typical sealed enclosure (cu. ft.) 0.5

SPL sealed enclosure (cu. ft.) 0.45

Low Qtc sealed enclosure (cu. ft.) 0.65

Vented enclosure (cu. ft.) 0.95

Port tuning frequency (Hz) 50hz

Port diameter (inside, in.) 3

Equivalent square port (in.) 2.65x2.65

Port length (in.) 5.67

 
i dont think those subs can be considered sq at all, but you could make them sound decent. let me plug those specs into a program, and see what i get.

 
from the looks of the graph it looks to be peaky no mater what. you can, and should tune lower if you dont want a one note wonder spl setup. how much space you want to sacrifice?

 
my mercedez could hold biggie and tupac in the trunk. OOOOPs maybe more they both lost alott of weight //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif

2 1/2ft wide , 1 1/2 ft depth , 1ft 2 inches height.

I didnt think those were SPL subs ? The ones that were hooked up in the car audio shop were in a sealed box, and they moved stuff so much I was amazed.

I have always wondered how they would be in an spl setup.

How good of a responce are we talking.. could you send me a graph representation ( screen shot ) to genGOTCHA@yahoo.com

I really appreciate your help man .... seriously .

Im tired of messing with the cheap car box programs and they confuse me or I dont have a spec its asking for etc...

 
I havent asked Josh //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif

I have delt with him for 3 years man //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif HOLY SMOKES //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif Someone knows ole josh //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif

Those C series subs in that shop BANG HARD *** HELL MAN. I was just in there speaking to them about getting a box built , but I am not going to pay a 150$ //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif

I know how to cut wood exact. Before I became a network administrator I was a carpenters help for 1 1/2 years LOL. I just didnt want to have to buy another saw, buy a jig saw, buy corner clamps , and all that stuff when I have no room for it in my apartment.

Josh always seemed to know what he was talking about ! So who are you ? WOW I am amazed someone even knows who is at Car Tunes //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif Makes me feel heard !

I bought these freegin P series because of those pair of **** C series Orions in their shop ( car tunes ) are so so loud I visited custom sounds, california customs, and even right next door at Electronics 2000. Nothing compared to those C series. They have convinced . So I thought I would do even one better and get a pair of the P series. I boast those **** C series to everyone !!!

For over 3 years , I have gone to car tunes because of those pair of C series subs.. I went myself the first time, and there after brought a family memeber with me to do the same audio route. Hit all the audio stores listen to what they have to offer at the price they offer , and then every single time we leave car tunes the same thing comes from their mouths ... " **** , those things are LOUD ! compared to all the other subs we listened to those C series move stuff " . I'm not joking , every time someone listens to those **** subwoofers that I bring , without even advocating " hey you got to hear these C series " I just stay quiet , and every time it doesnt fail they hear those C series and thats all we talk about all day of all the woofers we heard.

Also after 3 years I havent been able to afford any subs unless I got them at a pawn shop lol..

My P series arrived like 2 weeks ago.

Why should I not get advice from Josh ? I dont know him personally , just he took the time to let me hear what they had in the shop and made me a deal 3 years ago that I couldnt afford lol. Well I FINALLY got them **** 10's instead of the C series I feel lucky to have the P series.

So what is your suggestion ? Whoever you are !

 
So no one has anything with a flat responce ? Wow , either you dont know what your doing or your program sucks, because these subs hit nice in a sealed box at the local dealer shop on everything I played them with .

 
i have known josh for 10 years. my old shop manager and i almost bought cartunes from scott little over 3 years ago. steve over at electronics2000 is a scam, mike miller over at custom sounds(GM) is a friend, rob(Mngr) at autosounds plus is a friend. let me know man.

 
i have known josh for 10 years. my old shop manager and i almost bought cartunes from scott little over 3 years ago. steve over at electronics2000 is a scam, mike miller over at custom sounds(GM) is a friend, rob(Mngr) at autosounds plus is a friend. let me know man.



LOL on the Steve is a scam LOL LOL I knew it.. Something about that guy strikes me so wrong. When you speak to him about anything he has there he doesnt know jack ! His installers dont know jack !

The peeps over at car tunes are about the only ones other than at custom sounds , who know what their talking about. I like the smaller places who do business despite the overated over advertised e2k .

Anyhow how could I get in contact with you ? Do you have any knowledge on enclosure design ? I really would like to have answers to wondering if enlarging the enclosure size for these tens ( sealed ) would have a flatter responce or higher output etc...

 
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generalGOTCHA

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