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Sub speaker fluttering...

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Old Apr 6, 2004 | 07:20 PM
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I am stumped... is the woofer suppose to "flutter"? What is this from ?

Its like moving crazily .
Old Apr 6, 2004 | 07:45 PM
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How could it be blown ? It is still giving tremendous bass.. I dont hear no clipping in teh woofer....

Maybe the frequencies is the problem...

What should I cross it over at ? Lowpass: 65hz ?
The deck is at 80hz..

Old Apr 6, 2004 | 07:51 PM
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does it still flutter when you've got the volume all the way down?
Old Apr 6, 2004 | 07:51 PM
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Ground loop!!
Old Apr 6, 2004 | 07:54 PM
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Originally posted by bigmike216:
does it still flutter when you've got the volume all the way down?
hmm.. Gotta check on that..hold on..brb..
Old Apr 6, 2004 | 07:58 PM
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ok..I went to go "pound" it for a bit... but now it doesnt flutter anymore... The woofer only moves when the bass hits.

hmm.. weird..

ps: what is ground loop ?

[ April 06, 2004, 09:03 PM: Message edited by: Rob ]
Old Apr 6, 2004 | 08:14 PM
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very well could be, do the subs make noise that isnt supposed to be coming out of them. Like making noise that isnt in the song? My friends amp did that and he turned it up and he cooked his subs. Probably wasnt his best choice
Old Apr 6, 2004 | 08:17 PM
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This is my sub..


I put my ear close to the sub, but I dont hear anything unusual...

[ April 06, 2004, 09:18 PM: Message edited by: Rob ]
Old Apr 6, 2004 | 08:18 PM
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it's when there is a feedback through your rca's between the h/u,processers,or amplifiers.can be caused by difference in ground input(chassis ground)or rca ground(audiocontrol is great for this one).it sometimes causes the rca's to pick up stray "induced" noise.
try tapping your finger on the heatsink and chassis of your amps,processors,etc. and see if the sub moves(h/u @ low volume)
also try grounding all your systems components to one common ground.



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