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Crescendo BC2000D on 2 Skar VVX-12's, Clipping Problem


ChromeJerome

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Posted

Well I finally got my new system installed last night, and all last night it sounded fine, got the hu up to 27-28 out of 40 and gain remote about 3/4 the way up without any clipping, sounded pretty loud and clean. Didn't change anyfar thing at all and today after school I went to demo for some friends, and got it to only 20 or so and the clipping light started going off on each hit. I turned it down immediately and everything, went and just had the gain a little less than half and tried it again, same thing happened. Irritating as hell. I don't have access to a dd-1, but will be taking it up to a shop soon to get it looked at/tuned. Any idea of what this is? If it helps, the hu is in my signature, and I had the sub level at 0, bass boost off, etc. Subs are wired to 1 ohm, and electrical is a yellow top up front, big 3 in 0g, 2 runs of 0g to the back, xs d1200 in the back. Fused after the front battery and before the second. Also fused the run between the rear battery and amp. Any help is appreciated guys.

I have a crescendo, and My first guess would be that your tuning, the LP and HP are too are too far apart , so for example, the amp is trying to play too many hz potentially out of your woofer and enclosures tuning area. Once I figured out that my LP was set to low, and my HP was set to high, it made it much harder to clip. Now on the other hand, you should run a voltage test at your amplifier while its playing full tilt and clipping (just for a moment), you could still be getting some voltage drop which would also cause it to clip out early.

How can his hp be too high?

He has a mono amp theirs no hp filter

LOL im so hungover,

I will rephrase that, when I had the LP too low it clipped early, and when it was too high it clipped early.

I need to go back to bed

Lol no offense but you do

How can you clip for having it too low?

The best I can tell, when the sub plays far past the tuning hz of the enclosure, it seemed to clip out really bad, now on the other hand that could simply be because the the power draw/ voltage drop causing it to do that.

bear with me, im in bad shape today.

XS-power1.jpg

Posted

FIXED!!!

Went through with Mike and got it all figured out. Clipping was due to my dumbass screwing with the low pass and gain. Also, some voltage drop due to loose connections on the battery terminals and one of the fuses in the engine bay. After tightening those up, all problems solved. I plays great now :D And pretty satisfied with the ground noise thing, cause this is the first time I've gone through and grounded to the frame, and it makes a hell of a difference. Thanks for all the help guys! :good:

They say money can't buy you happiness...but money buys car audio...and car audio makes me happy.

The man makes the money, the money shouldn't make the man.

1999 Chevrolet Blazer LS 4D

Pioneer AVH-2400BT (Double DIN Conversion)

(2) Skar VVX-12 D4

Crescendo BC2000D

(2) MB Quart 4.125

Image Dynamics CTX 6.5 Components

Infinity Reference 6032cf (4)

Infinity Reference 6432cf (2)

48 sq ft. Damplifier

Big 3 in 0G

Optima YellowTop D75 under the Hood

XS Power D1200 in the rear

2 Full runs 1/0

R.I.P.

1993 Cadillac Deville Touring 4D

Pioneer DEH-P7200HD Headunit

2 Kicker Comp C15's

Lanzar HTG257 2000W (For now)

2 Pioneer TS-G1344R Coaxials

2 Sound Ordnance P-35

2 Rockford Fosgate P1694 6X9's

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