another adding sub to factory monsoon thread. but specifics
im using a jl v2500 1 amp.
i want to keep the factory sail panel subs for a mid/sub and keep all the other speakers as well. just wondering exactly where to pull the signal for the converter and what is the best converter? money doesent matter on the adaptor just looking for best sound and bass i can get with just adding this to the monsoon.
tia.
This way you can have the highs running on 6 speakers, which the monsoon amp should have no problem picking up, and the sub in the back with the JL amp.
As far as the converter, doesn't really matter what brand, they all do the same thing.
Just make sure your JL amp doesn't have the inputs for the speaker wires before you buy the converter.
Last edited by WhiteBird00; Jan 19, 2009 at 11:07 AM. Reason: merge consecutive posts
The pinouts for the Monsoon amp are in the Monsoon FAQ sticky at the top of the forum.
The pinouts for the Monsoon amp are in the Monsoon FAQ sticky at the top of the forum.
Why wouldn't you want to splice into the input signal? That's what a LOC is designed to do. You'd rather eliminate existing speakers by cutting off the wires instead of splicing in the adapter to add a sub and keep all the existing speakers? That's cutting off your nose to spite your face.
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This way you can have the highs running on 6 speakers, which the monsoon amp should have no problem picking up, and the sub in the back with the JL amp.
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The pinouts for the Monsoon amp are in the Monsoon FAQ sticky at the top of the forum.
As a mild (yet related) hijack, if I were to replace the monsoon amp, would it be possible to replace it with a single amp for all the speakers and a sub, instead of having a dedicated amp for the sub? Would this allow me to simplify the wiring of the front speakers?
You can get CDT coaxial components for the doors that fit and wire up just like stock - ask Kee Audio about them if you want to replace the door speakers.
You can get CDT coaxial components for the doors that fit and wire up just like stock - ask Kee Audio about them if you want to replace the door speakers.

Why wouldn't you want to splice into the input signal? That's what a LOC is designed to do. You'd rather eliminate existing speakers by cutting off the wires instead of splicing in the adapter to add a sub and keep all the existing speakers? That's cutting off your nose to spite your face.

The whole point here is to add a subwoofer, therefore defeating the purpose of running subs on any of the 6 speakers.
The pinouts for the Monsoon amp are in the Monsoon FAQ sticky at the top of the forum.
I'm not trying to put your theories down here, but I guess to each his own.
2004SSS can try both methods and revert back with what he likes better.

Pre-amp has nothing to do with this situation since there is no pre-amp output from the factory head unit. If you keep the factory head unit and want to connect an amp that doesn't have speaker-level input then you have no choice but to use a LOC. The LOC steps down the speaker-level signal to line-level to use as input to an amp. It has no filtering capability and will pass along any distortion that is in the signal.
BTW, pre-amps don't separate signal. The function of a pre-amp is to increase low level signal voltage to line level without significantly increasing current. A power amp then boosts the current for the speakers. Some pre-amps have added signal filters, tone controls, or equalizers but that is not their primary function.
2) This would only apply if you decide to install an aftermarket head unit and an additional amp to power the other speakers. Otherwise the aftermarket HU can be installed using a wiring harness adapter and the sub amp can still run off the Monsoon amp input.
3) The exact same signal is available at the input side of the Monsoon amp but it's much closer to where you would likely install your sub amp.
4) It's one way - but I wouldn't call it the easiest way. Connecting at the factory amp doesn't require pulling the HU at all, uses far shorter signal wires, and accomplishes the same results.
2) This would only apply if you decide to install an aftermarket head unit and an additional amp to power the other speakers. Otherwise the aftermarket HU can be installed using a wiring harness adapter and the sub amp can still run off the Monsoon amp input.
3) The exact same signal is available at the input side of the Monsoon amp but it's much closer to where you would likely install your sub amp.
4) It's one way - but I wouldn't call it the easiest way. Connecting at the factory amp doesn't require pulling the HU at all, uses far shorter signal wires, and accomplishes the same results.
hanging in the back? If you are installing your amp back there you already have to manage enough wires to maintain a clean installation. Why make it more difficult? Agreed, if there is a likely HU/amp/speaker upgrade in the future then wiring to the dash eliminates duplicate effort. But for the simple addition of a sub in the back without the likelyhood of future major upgrades doesn't require wiring to the dash.







