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Author Topic: Horn Loaded Compression Bandpass??SPL??
benthebass8
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WHat do you tihnk of these types of sub boxes for SPL systems..????

see ya

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3-4 woofer class for next year. Come one come all Caraslam here I come.
4 Zapco 2000 watt amps
www.Zapco.com
4 Cerwin-Vega Stroker 18" subs
www.Cerwin-Vega.com
Trojan batteries
benthebass8@yahoo.com
My SPL Website www.geocities.com/motorcity/show/9374/
Team Hertz Website
www.geocities.com/motorcity/flats/6065/index1.htm
Team" TARGET=_blank>http://www.geocities.com/motorcity/flats/6065/index1.htm
Team Pure Sound Website
www.Teampuresound.com


Posts: 404 | From: Canada | Registered: Nov 1999  |  IP: Logged | Report this post to a Moderator
firestarter
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Horns can be damn loud. They have two drawbacks.
1. Very complicated, difficult to get right.
2. They sound nice. That cant be right for a high scoring box.....well im sure that when they get even louder, they will sound just as pants.

Regards - Geoff. 156.3 from a horn, SS 1-2. Plays smoooth from 35-100 Hz.

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- Firestarter -


Posts: 831 | From: England | Registered: May 2000  |  IP: Logged | Report this post to a Moderator
benthebass8
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Just so you know I was thinking about doing this for next year for 4 CV STROKER 18. I was contemplating it but wondeirgn what sort of opinions there are on this subject.

SeeYa

------------------
3-4 woofer class for next year. Come one come all Caraslam here I come.
4 Zapco 2000 watt amps
www.Zapco.com
4 Cerwin-Vega Stroker 18" subs
www.Cerwin-Vega.com
Trojan batteries
benthebass8@yahoo.com
My SPL Website www.geocities.com/motorcity/show/9374/
Team Hertz Website
www.geocities.com/motorcity/flats/6065/index1.htm
Team" TARGET=_blank>http://www.geocities.com/motorcity/flats/6065/index1.htm
Team Pure Sound Website
www.Teampuresound.com


Posts: 404 | From: Canada | Registered: Nov 1999  |  IP: Logged | Report this post to a Moderator
The Buzz
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You should get ahold of db Don and work with him on it. He's in Canada also (eh?).. LOL J/K. and quite the SPL horn authority it seems...Also I would be interested in formulas for designing horn enclosures if anyone could show me where to get started..

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[This message has been edited by The Buzz (edited 07-10-2000).]

[This message has been edited by The Buzz (edited 07-10-2000).]


Posts: 5348 | From: Nash-Vegas, TN | Registered: May 1999  |  IP: Logged | Report this post to a Moderator
benthebass8
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Really dB Don knows about stuff liek that I heard he was the master at stuff like that but I figure I'll investigate them before trying it out.

see ya

------------------
3-4 woofer class for next year. Come one come all Caraslam here I come.
4 Zapco 2000 watt amps
www.Zapco.com
4 Cerwin-Vega Stroker 18" subs
www.Cerwin-Vega.com
Trojan batteries
benthebass8@yahoo.com
My SPL Website www.geocities.com/motorcity/show/9374/
Team Hertz Website
www.geocities.com/motorcity/flats/6065/index1.htm
Team" TARGET=_blank>http://www.geocities.com/motorcity/flats/6065/index1.htm
Team Pure Sound Website
www.Teampuresound.com


Posts: 404 | From: Canada | Registered: Nov 1999  |  IP: Logged | Report this post to a Moderator
firestarter
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What vehicle have you got? as horns are quite large - And you are thinking about 4 18s!!!

If you compromise a horns size, you will compromise a horns efficiency. You may want to first think about 2 18s. Ask db don about his bandpass horn, as it is a tad smaller than my conventional horn.

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- Firestarter -


Posts: 831 | From: England | Registered: May 2000  |  IP: Logged | Report this post to a Moderator
Dukk
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Ben - for the numbers you want, that box won't put them up.

B I G P O R T E D...

------------------
Blow your mind - PORT your box!

D R A G U L A
Let us Prey....


Posts: 3690 | From: Abbotsford, BC, Canada | Registered: Mar 2000  |  IP: Logged | Report this post to a Moderator
benthebass8
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db Don hey hmm I would lie kto contaxct him more about this kind of stuff I find it interesting. Maybe. Hmm pondeirng so yo udont think it wil lwork Dukk maybe Iwont try it.

Your right.

see ya

[This message has been edited by benthebass8 (edited 07-12-2000).]


Posts: 404 | From: Canada | Registered: Nov 1999  |  IP: Logged | Report this post to a Moderator
The Buzz
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Ben, from what I'm learning about horns so far(which isn't much yet) efficiency suffers when you decrease the horn size, even folded horns. I think they are saying that for 4 18s horn loaded, you would have to chop the relative enclosure size down so much that you would lose the benefits of the design. I don't know, maybe db DON knows something I didn't cover there.. Dukk is probably right but it is always worth it to at least explore all the possibilities..

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Posts: 5348 | From: Nash-Vegas, TN | Registered: May 1999  |  IP: Logged | Report this post to a Moderator
benthebass8
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All I can say at the moment is I you never know what I will try enxt. So you are saying if it is a small horn it wont work?????

or saying what???

------------------
3-4 woofer class for next year. Come one come all Caraslam here I come.
4 Zapco 2000 watt amps
www.Zapco.com
4 Cerwin-Vega Stroker 18" subs
www.Cerwin-Vega.com
Trojan batteries
benthebass8@yahoo.com
My SPL Website www.geocities.com/motorcity/show/9374/
Team Hertz Website
www.geocities.com/motorcity/flats/6065/index1.htm
Team" TARGET=_blank>http://www.geocities.com/motorcity/flats/6065/index1.htm
Team Pure Sound Website
www.Teampuresound.com


Posts: 404 | From: Canada | Registered: Nov 1999  |  IP: Logged | Report this post to a Moderator
firestarter
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If it is going to stand any chance of working, it is going to have to be in a van - astro size MINIMUM for the 4....

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- Firestarter -


Posts: 831 | From: England | Registered: May 2000  |  IP: Logged | Report this post to a Moderator
Shedluv
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You can shrink them if you do it right, however then they stop acting like a horn and start acting like a long tube. There should be enough room. There's enough room behind the seat of an S-10 pickup for 2 horn boxes (for 12s) and still keep the passenger side jumpseat functional. I only have one box in there now (I have a new design for the 2 sub box), and you can see my scores below.

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Overcoming by out-thinking

"Forget about subsonic, I'm trying for supersonic, and I don't mean a high note."

Street 1-2
Current SPL, 143.7 dB with 1 RF DVC 12 and 1 RF 75.2


Horn Boxes DO Work!!!


Posts: 3174 | From: Larryville, KS | Registered: May 1999  |  IP: Logged | Report this post to a Moderator
benthebass8
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Hmm a Chevy Astro van like my 89 I have stripped in the garage.

he he he he he

------------------
3-4 woofer class for next year. Come one come all Caraslam here I come.
4 Zapco 2000 watt amps
www.Zapco.com
4 Cerwin-Vega Stroker 18" subs
www.Cerwin-Vega.com
Trojan batteries
benthebass8@yahoo.com
My SPL Website www.geocities.com/motorcity/show/9374/
Team Hertz Website
www.geocities.com/motorcity/flats/6065/index1.htm
Team" TARGET=_blank>http://www.geocities.com/motorcity/flats/6065/index1.htm
Team Pure Sound Website
www.Teampuresound.com


Posts: 404 | From: Canada | Registered: Nov 1999  |  IP: Logged | Report this post to a Moderator
Dukk
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Hey, don't go by me but horns don't like big resistance in front of them and with the 160+ scores you seek that IS big pressure

Plus, I don't think the van is big enuf for 4 18s in a good horn. Of course this IS only my opinion.

------------------
Blow your mind - PORT your box!

D R A G U L A
Let us Prey....


Posts: 3690 | From: Abbotsford, BC, Canada | Registered: Mar 2000  |  IP: Logged | Report this post to a Moderator
benthebass8
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Hey Dukk I figure I got 100 cubic feet to use up now so If I could manage to use all that area up it woudl really be cool and I bet loud.

seee ya

------------------
3-4 woofer class for next year. Come one come all Caraslam here I come.
4 Zapco 2000 watt amps
www.Zapco.com
4 Cerwin-Vega Stroker 18" subs
www.Cerwin-Vega.com
Trojan batteries
benthebass8@yahoo.com
My SPL Website www.geocities.com/motorcity/show/9374/
Team Hertz Website
www.geocities.com/motorcity/flats/6065/index1.htm
Team" TARGET=_blank>http://www.geocities.com/motorcity/flats/6065/index1.htm
Team Pure Sound Website
www.Teampuresound.com


Posts: 404 | From: Canada | Registered: Nov 1999  |  IP: Logged | Report this post to a Moderator
Spliff
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you guys checked out the Wicked One at www.decware.com? He's got plans and everything.

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Posts: 12 | From: ATL | Registered: Aug 2000  |  IP: Logged | Report this post to a Moderator
   

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