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spl & sq

Printed From: the12volt.com
Forum Name: Car Audio
Forum Discription: Car Stereos, Amplifiers, Crossovers, Processors, Speakers, Subwoofers, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=29118
Printed Date: May 10, 2025 at 2:13 AM


Topic: spl & sq

Posted By: southside
Subject: spl & sq
Date Posted: March 27, 2004 at 5:32 PM

 how do i get good spl but have good sq. i've heard ported boxes it sounds horrible.maybe because there were sony's in them:) but i'm getting 4 12's cv v-max plus 1501 bd amp. i have a 86 cutlass supreme. any suggestions thanks.

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southsider



Replies:

Posted By: southside
Date Posted: March 28, 2004 at 3:46 PM
anyone?

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southsider




Posted By: DYohn
Date Posted: March 28, 2004 at 4:17 PM

Since CV was purchased by Stanton (the turntable folks) the assembly of their loudspeakers has moved out of the US and their quality has gone down.  But the V-Max is still a decent low-cost loudspeaker. 

Put each one in a sealed 1.25 CUFT enclosure.  Your speakers are rated at 300 watts RMS and your amp produces 750 watts into 4 ohms.  What's the impedence on your speakers? (DVC? SVC? which version do you have?)





Posted By: southside
Date Posted: March 28, 2004 at 4:54 PM
dvc 300w rms 800peak

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southsider




Posted By: superstreet786
Date Posted: March 28, 2004 at 5:34 PM
Just use a sealed box... they give u good bass and SQ...

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---- 1996 Chevy S10 ----
1 Lightning Audio S2.600.2 Amp
2 Lightning Audio 12" Subs
1 Lightning Audio 1 Farad Cap




Posted By: southside
Date Posted: March 28, 2004 at 5:37 PM
thank u for the advice will do

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southsider




Posted By: DYohn
Date Posted: March 28, 2004 at 5:57 PM

DVC, great, but at what impedence?  DVC 4-ohm or DVC 2-ohm???

To hook these to your 1501bd amp, you'll need to run two in series (300W + 300W) so they can handle the power output of that amp.  You'll want to run them at 4 ohms each, in series for 8 ohms in a pair.  Then parallel the two pairs to the amp for 4 ohm load on the amp.  That is, if you subs CAN be wired at 4-ohms.

Give me the ratings on your sub's voice coils!





Posted By: southside
Date Posted: March 28, 2004 at 7:03 PM
they are 4ohms

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southsider




Posted By: southside
Date Posted: March 28, 2004 at 7:05 PM
also would audiobauhn be better?

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southsider




Posted By: southside
Date Posted: March 28, 2004 at 7:08 PM

Model: ALUM12Q

1000 Watts RMS / 2000 Watts MAX

Huge 120 oz Double Stacked Strontium Magnets!

Precision Heavy Duty Cast Basket

Spun Aluminum Cone

Dual 3" ASV 4 Layer 6 Ohm Voice Coils

For 3 or 12 Ohm Operation

1.75" Rubber EPDM Surround

Freq. Response: 18 Hz - 500 Hz

Efficiency: 96.4 dB

Multi-Connection Lug Lock Terminals

Mounting Depth 5 5/8"; Hole 11 1/8"; Outer Diameter 12 3/4"

You are bidding on a PAIR of subwoofers



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southsider




Posted By: DYohn
Date Posted: March 28, 2004 at 7:22 PM
Audiobahn or Cerwin Vega?  CV anyday. 




Posted By: southside
Date Posted: March 28, 2004 at 7:24 PM
if they are wha?

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southsider




Posted By: DYohn
Date Posted: March 28, 2004 at 7:27 PM

If they are DVC 4 ohms, then you may have a bit of a problem not overpowering them with the 1501 amp.  Wire them for 2-ohms (VCs in parallel) and then put two of these in series for 4-ohms.  Wire the two sets to the amp in parallel for a net of 2-ohms, and the amp will deliver 1500 watts.  This shuld max out the woofers, and if the sealed anclosures are properly designed they should be able to handle it.

Good luck!





Posted By: southside
Date Posted: March 28, 2004 at 7:32 PM
is the 1501bdrock amp good enough for those speakers?

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southsider





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