New AA SMD Woofer

You haven't stated your feelings here, but you have stated them before, and then you said you did not like linear technologies. Also, you are one of the few who don't like the Mag. I trust JimJ's opinion quite highly as from reading his posts he has very similar tastes as I do, and he loved the Mag, so you can't say I am just ******* SI's dick.
You have ALWAYS sucked si's dick. its nothing new. and im glad you trust jimj's opinion:) i dont:) then again, i dont take speaker recommendations from people i dont know, on the internet. i would also add that you should try something OTHER than si, as youve stated yourself youve owned no other subs:)

 
Sure! I'm more then willing to teach...it's how we all learn.
What would you like to know about inductance and how/when it starts effecting frequency response?
Anything ya got, whether it is here in the thread through links or whatever, through PMs or even email, I don't care.

 
i disagree about an SQ car "sounding flat" with what they are dialed in with today there is 0 reason to even attempt to make a truely flat curve as the processors have pre sets for an RTA setting that would not be used in listening. He didn't like it because the bass was set to a linear level (real time) level to the rest of the system that I would almost bet money on.

 
Anything ya got, whether it is here in the thread through links or whatever, through PMs or even email, I don't care.
Ok, here's a quote from a decent article that I found, mainly so I do not have to type. I will give the pat on the back for xbl^2 lowering inductance and using a smaller coil...but power handling must be addressed otherwise, the original link is from here: (Regardless, this does not make me like the sound of the technology, this is based SOLELY on personal preference, nothing to do with Fi or anything)

http://www.iroczone.com/technical/Subwoofer/

Le

The Le specification represents the speaker’s inductance. All speakers have an inductance… after all, their voice coil is a copper winding, just like an inductor. Most subs won’t have this specification included, which is a shame, because while it won’t really tell you whether a speaker is very good or not, it can tell you if it’s very bad or not. It can also help a seasoned speaker aficionado determine the quality of the motor. In general, stay away from a speaker that’s got a large inductance, say 3mH or higher on a 4 ohm sub. That 3mH inductance represents the equivalent of a 1st order crossover at around 185hz. You want your sub to be able to play flat at least 1 octave above the crossover frequency you select, which means that with a corner frequency of 185hz, 1 octave below that is 93hz. By crossing any higher than that, the natural rolloff of the sub is going to combine with the active subwoofer crossover you use. This isn’t the end of the world, but it’s nice if you can avoid it. Since power handling has an awful lot to do with how much current can pass through a voice coil, it’s pretty much necessary for high power subs to have massive voice coils, which also have massive inductance. There are various methods to designing the motor assembly to reduce a driver’s inductance, but it adds considerable expense and just doesn’t exist on lower priced subs. While this isn’t the end of the world when choosing a sub, it’s something that you need to be aware of when deciding “SQ” or “SPL”, because this is one of the major reasons why it’s going to be tough to get significant levels of both in lower priced subs. This is also going to make it difficult to get big SPL out of an affordable sub, because it’s effectively reducing the sub’s sensitivity at any frequency above the corner frequency (the frequency where the high frequency rolloff begins to occur), which can be quite a low frequency if the sub has a massive voice coil designed for huge power handling, but hasn’t employed some of the expensive techniques for reducing inductance. This phenomenon is part of what makes subs with XBL^2 motors so popular for SQL (combination of sound quality and SPL, explained below). The XBL^2 motor design helps lower inductance significantly, and does it affordably compared to other designs.
Our coils are well under 4mH, if that gives you an idea in relivance to frequency response. The article also explains why we do..what we do. Which farther backs my argument of having to over build everything. Bottom line, we do not want any returns. Period.

Cheers!

 
You have ALWAYS sucked si's dick. its nothing new. and im glad you trust jimj's opinion:) i dont:) then again, i dont take speaker recommendations from people i dont know, on the internet. i would also add that you should try something OTHER than si, as youve stated yourself youve owned no other subs:)
I have heard other subs, I may not have owned them. My brother has Type R subs, sound OK, they are tolerable and get pretty loud, but they don't sound good either. I have heard some Mach 5 MJ-18s, not impressed in the least. I heard a Memphis driver, not sure what model, it was loud, probably an SPL model, but it sounded like crap, absolutely terrible. I heard a JL W7, was loud and sounded great, but I could never justify the price tag being a student. I heard some AA Avalanches, lound and sounded great. The reason I like SI is I like the way they sound, they have worked great for me and they are reasonbly priced. If I **** SI's dick then by the same token you **** Mach 5's.

Like I said, next up on my list to test is the AV series from AE Speakers, but I don't have the money or time to do so right now.

As for opinions, why not trust someone's opinion if they have shown they like the same characteristics in sound and sound reproduction as you do?

 
Ok, here's a quote from a decent article that I found, mainly so I do not have to type. I will give the pat on the back for xbl^2 lowering inductance and using a smaller coil...but power handling must be addressed otherwise, the original link is from here: (Regardless, this does not make me like the sound of the technology, this is based SOLELY on personal preference, nothing to do with Fi or anything)
http://www.iroczone.com/technical/Subwoofer/

Our coils are well under 4mH, if that gives you an idea in relivance to frequency response. The article also explains why we do..what we do. Which farther backs my argument of having to over build everything. Bottom line, we do not want any returns. Period.

Cheers!
Ok, that is nothing new to me there, except the actual frequencies. I just don't know the actual equations for calculating the frequencies of crossovers and that stuff, I do know why capacitors and inductors act how they do however.

Also, I didn't want you to take me the wrong way, I knew that for subwoofers the inductance is not really a factor in their intended frequency range and I wasn't implying that Fi subs were bad for not using it, just pointing out the irony of you talking about Le and not listing it for Fi subs. //content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif

 
One thing about the whole "what the artist wanted you to hear" thing no one is pointing out, is that the artist/producer isn't listening to this stuff on a perfectly flat, distortionless system either, so even they don't know 100% what it really sounds like when reproduced perfectly...

just keep that in mind.

 
Ok, that is nothing new to me there, except the actual frequencies. I just don't know the actual equations for calculating the frequencies of crossovers and that stuff, I do know why capacitors and inductors act how they do however.
Ok.

Then do you now understand why the LMS woofer that i played with back in 2003 or so that had the 8-9mH inductance rolled off at 55Hz? I'll give it to it, it was a low end monster...but that was about the extent of it.

Inductance is important, if you are breaching into the band of where you are rolling off before your mids and what not are picking up. Otherwise at the end of the day the extra material there is not going to hurt anything, so long as you have the motor force available to drive it and not loose transient response.

 
One thing about the whole "what the artist wanted you to hear" thing no one is pointing out, is that the artist/producer isn't listening to this stuff on a perfectly flat, distortionless system either, so even they don't know 100% what it really sounds like when reproduced perfectly...
just keep that in mind.
Exactly my point.

Thank you.

//content.invisioncic.com/y282845/emoticons/smile.gif.1ebc41e1811405b213edfc4622c41e27.gif

 
I have heard other subs, I may not have owned them. My brother has Type R subs, sound OK, they are tolerable and get pretty loud, but they don't sound good either. I have heard some Mach 5 MJ-18s, not impressed in the least. I heard a Memphis driver, not sure what model, it was loud, probably an SPL model, but it sounded like crap, absolutely terrible. I heard a JL W7, was loud and sounded great, but I could never justify the price tag being a student. I heard some AA Avalanches, lound and sounded great. The reason I like SI is I like the way they sound, they have worked great for me and they are reasonbly priced. If I **** SI's dick then by the same token you **** Mach 5's.
Like I said, next up on my list to test is the AV series from AE Speakers, but I don't have the money or time to do so right now.

As for opinions, why not trust someone's opinion if they have shown they like the same characteristics in sound and sound reproduction as you do?
really? i dont run ANY m5 product.. so.. not real sure where you coming from there? again, try again.

 
One thing about the whole "what the artist wanted you to hear" thing no one is pointing out, is that the artist/producer isn't listening to this stuff on a perfectly flat, distortionless system either, so even they don't know 100% what it really sounds like when reproduced perfectly...
just keep that in mind.
Yes and no, the studio monitors used in many production settings are pretty clean and very low distortion. But yes, it is impossible as of yet to make a truly distortionless loudspeaker.

 
Yes and no, the studio monitors used in many production settings are pretty clean and very low distortion. But yes, it is impossible as of yet to make a truly distortionless loudspeaker.
flat? I don't think so, not to mention many of them are mastered for the average person's listening devices, ie: headphones and crappy factory car stereo's, etc

not to say that there isn't a lot of music out there that is done in excellent quality and designed to be reproduced properly, but the majority of it isn't

afterall, how many people even have systems that could justify the term 'upgraded'? Not many, and the people producing music and concerned with record sales, etc, aren't concerned with making it sound good on a well tuned, rare, high quality system

 
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