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Crossovers in a row?

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Old May 22, 2006 | 05:09 AM
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Default Crossovers in a row?

Hrm, i was thinking, i have these old passive crossovers that are still connected to my old speakers, i was wondering if it was possible to take those crossovers and put them connected to the crossovers my front kappas already have and sort of double crossover ability? It would sound like it works but i'm really expecting a loss of overall sound quality...

The crossovers that came with the kappas dont really seem to tune the woofer to prevent it from playing bass but it really clears up the highs and makes them sound fan-tabulous. What i thought of doing was getting the little high pass crossover i have and connecting it after the kappa crossover, so it'd be Headunit > wire > kappa > HP crossover > speaker (woofer only).

anyways, just wondering. It'd be nice to get use out of it while clearing out a litte bass and extending the life of those puppies.
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Old May 22, 2006 | 07:29 AM
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Originally Posted by P057
Hrm, i was thinking, i have these old passive crossovers that are still connected to my old speakers, i was wondering if it was possible to take those crossovers and put them connected to the crossovers my front kappas already have and sort of double crossover ability? It would sound like it works but i'm really expecting a loss of overall sound quality...

The crossovers that came with the kappas dont really seem to tune the woofer to prevent it from playing bass but it really clears up the highs and makes them sound fan-tabulous. What i thought of doing was getting the little high pass crossover i have and connecting it after the kappa crossover, so it'd be Headunit > wire > kappa > HP crossover > speaker (woofer only).

anyways, just wondering. It'd be nice to get use out of it while clearing out a litte bass and extending the life of those puppies.
if its a capacitor inline it will make them sound crappier and reduce the power handling.

If its got a choke coil and a capacitor then it wont harm the sound as much. But its personal taste so give it a whirl. Usually the crossover box for components filters subsonic bass and leaves the driving amp to filter higher bass than that. I would tune your amp rather than adding a passive crossover into the mix.
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Old May 22, 2006 | 08:05 AM
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Originally Posted by NoTLaDStyle
if its a capacitor inline it will make them sound crappier and reduce the power handling.

If its got a choke coil and a capacitor then it wont harm the sound as much. But its personal taste so give it a whirl. Usually the crossover box for components filters subsonic bass and leaves the driving amp to filter higher bass than that. I would tune your amp rather than adding a passive crossover into the mix.
dont have an amp, remember?

and im not so sure about what type of crossover it is, its just a store bought one, plugged through and through, high pass, passive.

also the speakers are coaxials, though they have different speaker lines to them coming from the kappa crossover.

I'm also mainly just wondering if it'll hurt my speakers
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Old May 22, 2006 | 08:25 AM
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Originally Posted by P057
dont have an amp, remember?

and im not so sure about what type of crossover it is, its just a store bought one, plugged through and through, high pass, passive.

also the speakers are coaxials, though they have different speaker lines to them coming from the kappa crossover.

I'm also mainly just wondering if it'll hurt my speakers


it can only improve the sound by removing bass but it will cause distortion if you exceed the capacitance of the filter without a coil inline.

but no it wont hurt the speaker.
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Old May 22, 2006 | 08:32 AM
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Originally Posted by NoTLaDStyle
it can only improve the sound by removing bass but it will cause distortion if you exceed the capacitance of the filter without a coil inline.

but no it wont hurt the speaker.
from what my buddy told me the thing cant handle more than 50 watts or something of power, so i guess im in the clear,

thanks!

I'll try it out either today or tomorrow, hopefully it sounds at least a tiny bit better
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Old May 22, 2006 | 08:36 AM
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Me personally, I'd cut any factory bs out...run a clean signal from your deck to the speaker, and tune your deck correctly. Cut the bass output from the deck and adjust your sub amp's settings to compensate.
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Old May 22, 2006 | 10:22 AM
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pay toby to fix it!
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Old May 22, 2006 | 10:35 AM
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Originally Posted by GradeA_TireFryer
pay toby to fix it!
I was just going to say buy an amp...

You can get a set of bass blockers and put them in line with your speakers. This may be what you already have in your 'high pass, in /out' filter. This is about as good as it will get on a factory head. To Dalton's point, a cap and coil (12 db) would be better, but its still a screen door on a submarine.

I'm actually a pretty big fan of passive crossovers, as there is lots you can do with them (DC protection, notch filtering, big slopes, impedance matching, Q adjustments, etc.), but they are somewhat of a lost art. Not to mention they do suck some power, negatively affect speker dampening, and can be a pain in the ass. Many (maybe even most) of the one's on the market today are not spectacular...they often don't use good components, they have arbitrary xover points, and often do a poor job of handling phase (there's more to it than just polarity).

Short story, go electronic wherever possible, use radio power, oh, never. If you have to go passive, I'd suggest building them yourself. At least get familiar with crossover theory, so you can maximize whatever the manufacturer gives you.

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Old May 22, 2006 | 04:56 PM
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Originally Posted by TJElite
I was just going to say buy an amp...

You can get a set of bass blockers and put them in line with your speakers. This may be what you already have in your 'high pass, in /out' filter. This is about as good as it will get on a factory head. To Dalton's point, a cap and coil (12 db) would be better, but its still a screen door on a submarine.

I'm actually a pretty big fan of passive crossovers, as there is lots you can do with them (DC protection, notch filtering, big slopes, impedance matching, Q adjustments, etc.), but they are somewhat of a lost art. Not to mention they do suck some power, negatively affect speker dampening, and can be a pain in the ass. Many (maybe even most) of the one's on the market today are not spectacular...they often don't use good components, they have arbitrary xover points, and often do a poor job of handling phase (there's more to it than just polarity).

Short story, go electronic wherever possible, use radio power, oh, never. If you have to go passive, I'd suggest building them yourself. At least get familiar with crossover theory, so you can maximize whatever the manufacturer gives you.

Toby

Yeah i DID want to buy an amp, and that was the whole thing with me, but i dont have the time, money or just ANYTHING anymore to get it, so im just making due with what i have.

Oh well, no big deal, i guess my HU's setting will be realatively permanently set to -2 bass, +2 treble and the subwoofer ranging from 15-50% (louder of course if i want to make it annoying for me to breathe.

thanks anyways. still will try it out but i'll keep expectations low.
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