How do i stop buzzing noise coming from my ports?

Question:
I have just built a ported enclosure and I used 3" PVC pipe for my ports. THere is some buzzing noise coming from them and i cannot tell what it is. Please Help. Are my port holes just too small? Or what?

Answers:

How do i wire a 12" type r 1241d sub at 4ohms?

Yes, most likely the ports are too small and your hearing port noise (or flutter).

Do I have to have my car on to activate my XM radio? I have a 2003 GMC Yukon XL?

Recalculate for 4" ports. Flanged ports will help with this as well.

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Sony cd player in my 98' corsa?

it could be that the ports are too long and vibrating slightly back and forth thats the only thing that comes to mind

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What would u consider to be the best system for under 1500 Dollars?

this is port noise. i would flair the ends that would help and what do u have it tuned for? if you tuned for upere 50 ( for SPL COMPS) and u want to play low to mid 30's u might get port noise so their is a few things to consider

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