Hi,
I have a Bose home cinema sub which has a broken amp. I have taken this apart and have been using it with another amp and works well.
Has anyone ever tried to do this sort of install under the back seats? The reason why it is appealing to me is the fact that i would much rather just have ports showing under my seats rather than speakers so they are a bit more subtle.
What are peoples opinions?
Also, there are 2 drivers, so if this is a good idea would it be better to run it in an isobaric configuration?
Cheers
Nathan

4Th Order Bandpass Sub?
Started by
malebassplayer
, Aug 25 2011 11:58 AM
5 replies to this topic
#1
Posted 25 August 2011 - 11:58 AM
#2
Posted 25 August 2011 - 03:01 PM
What size are the subs? Will they even fit?
I have never seen a 4th order enclosure built under the rear seat but if there is enough room it’s a sweet idea.
As to whether an isobaric designed will help is all dependent on again the size you have to work with under the rear seats and the power of these drivers.
Isobaric setup really helps if you are using low power drivers, which I think these bose ones might be. You don’t move any more air with an isobaric design but you can get very low tuning and as good as double the punch with very controlled output as the ‘front’ driver is under pressure at all times.
Do you have all the TS details for these drivers? As to do this right you’re going to have to get busy with WinISD..
I have never seen a 4th order enclosure built under the rear seat but if there is enough room it’s a sweet idea.
As to whether an isobaric designed will help is all dependent on again the size you have to work with under the rear seats and the power of these drivers.
Isobaric setup really helps if you are using low power drivers, which I think these bose ones might be. You don’t move any more air with an isobaric design but you can get very low tuning and as good as double the punch with very controlled output as the ‘front’ driver is under pressure at all times.
Do you have all the TS details for these drivers? As to do this right you’re going to have to get busy with WinISD..
Edited by Ruckus, 25 August 2011 - 03:02 PM.
#3
Posted 26 August 2011 - 10:38 AM
I cant remember what size they are off the top of my head but am pretty sure they do fit.
I have found it hard finding the TS parameters online but can calculate them at some point using a signal generator and multimeter.
Am i right in thinking that an isobaric enclosure takes up more room?
Cheers for the reply!
I have found it hard finding the TS parameters online but can calculate them at some point using a signal generator and multimeter.
Am i right in thinking that an isobaric enclosure takes up more room?
Cheers for the reply!

#4
Posted 26 August 2011 - 11:22 AM
It will but not a huge amount as your just adding a driver to the gave of the other. As long as you have clearance in front the first/back driver it should fit.
Still not sure if you going to have the room under the seats..
Still not sure if you going to have the room under the seats..
#5
Posted 26 August 2011 - 11:35 AM
we will see! At the minute i am just going on the size of enclosure that they are currently housed in which i think is actually smaller. I have got sizes and stuff just need to dig them out. Cheers for your help so far.
#6
Posted 26 August 2011 - 12:45 PM
You'll need to make enclosures in the rear bin, that fire through the metal into the area under the seat. You could run 2 8`s in a 4th order this way.
But volumes may not be ideal. Honestly. I just don't see it happening.
But volumes may not be ideal. Honestly. I just don't see it happening.
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