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Search: Posts Made By: Mike P.
Forum: Ported Subwoofer Build Projects   11-29-12, 05:16 AM
Replies: 22
Views: 2,527
Posted By Mike P.
Re: Advice needed for manifold design in tight place

A rule of thumb is 15 hz but it also depends on how the sub models and how much power they get.



Theoretically yes. We need to know the opeing size of the register in the picture and then...
Forum: Ported Subwoofer Build Projects   11-28-12, 02:00 PM
Replies: 22
Views: 2,527
Posted By Mike P.
Re: Advice needed for manifold design in tight place

Just for fun I modeled 4 Mach 5 IXL 18.2.2's in 90 cu.ft tuned to 10 hz and powered by a single EP4000 amp. Output would be 120 db down to 10 hz. That would be awesome. To bad the only place you can...
Forum: Ported Subwoofer Build Projects   11-28-12, 01:05 PM
Replies: 22
Views: 2,527
Posted By Mike P.
Re: Advice needed for manifold design in tight place

Ideally yes, it can be a bit smaller from IB installs I have seen.




Option 3 is a first that I've seen, I can't say what the result would be.
Forum: Ported Subwoofer Build Projects   11-27-12, 09:19 PM
Replies: 22
Views: 2,527
Posted By Mike P.
Re: Advice needed for manifold design in tight place

Option 1 would require you knowing exactly how big the enclosure is. Not sure about option 2. Option 3 is a a lot of tin rattling. How many cu.ft. is the back space?
Forum: Ported Subwoofer Build Projects   11-27-12, 02:50 AM
Replies: 22
Views: 2,527
Posted By Mike P.
Forum: Ported Subwoofer Build Projects   11-26-12, 02:20 PM
Replies: 22
Views: 2,527
Posted By Mike P.
Re: Advice needed for manifold design in tight place

Strange, your link goes to Photobucket main page, his link goes to the pic. I'm not sure what to tell you.

Try this:
...
Forum: Ported Subwoofer Build Projects   11-26-12, 01:38 PM
Replies: 22
Views: 2,527
Posted By Mike P.
Re: Advice needed for manifold design in tight place

The link works for me, this is the image:

38953
Forum: Ported Subwoofer Build Projects   11-26-12, 08:47 AM
Replies: 22
Views: 2,527
Posted By Mike P.
Re: Advice needed for manifold design in tight place

Link to pic fixed.

Option 1 and 2 would require a manifold big enough for the driver's total Sd and the port. Option 3 will result in a lot of tin rattling.
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