Bandpass box dimensions for a kenwood sub

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gezzy

Member - Posts: 3

Joined: August 08, 2006

Location: South Africa

Posted: August 08, 2006 at 4:09 AM / IP Logged

Hi, i have a kenwood KFC - W3003 subwoofer and i would like to put the sub into a bandpass box, i have searched the internet and many different forums for recommended bandpass enclosure dimensions but havent been able to find any, can anyone help? Thanks

josh1979

Silver - Posts: 320

Joined: July 03, 2006

Location: United States

Posted: August 08, 2006 at 4:40 PM / IP Logged

kenwood does not list the thiele small parameters for this woofer on there site.contact them at the link below. to design a proper band pass box we will need to know

Fs.

Qts.

Vas.

with these parameters i can help you with a simple 4th order band pass box

http://www.kenwood.com/cgi-bin/inter_contact.cgi?country_form=1&default_address=%3CB%3EKenwood+Corporation%3C%2FB%3E+%3CBR%3E2967-3%2C+Ishikawa-machi%2C+Hachioji%2C+Tokyo+%3CBR%3E192-8525%2C+Japan+%3CBR%3ETEL%3A+81%28426%2946-5111%3CBR%3EFAX%3A+81%28426%2946-7960%3CBR%3E&default_email=info@kenwood.com&mailto_others=info@kenwood.com&country=South+Africa&x=17&y=12

bring back the rotary phone so i dont have to press 1 to proceed in english

gezzy

Member - Posts: 3

Joined: August 08, 2006

Location: South Africa

Posted: August 10, 2006 at 3:46 AM / IP Logged

hi, kenwood emailed me with the following specs for a bandpass box...

Bandpass enclosure for KFC - W3003 subwoofer,

rear chamber 2.64cu ft,

front chamber 2.0cu ft.

Port diameter of 4 inches, lenght of 6.2 inches

QTC=n/a, F3 is 27/70Hz, do not use fill/dampening.

can someone help me with the actual dimensions so i can start cutting wood :)

thanks

josh1979

Silver - Posts: 320

Joined: July 03, 2006

Location: United States

Posted: August 10, 2006 at 8:49 AM / IP Logged

what are you putting this box in to ( car -suv - hatch back ) becaust it is going to be huge the simpleist build would make the box 56.75 / 12.75 / 12.75 that will give you a total of 4.66 cu.ft

bring back the rotary phone so i dont have to press 1 to proceed in english

gezzy

Member - Posts: 3

Joined: August 08, 2006

Location: South Africa

Posted: August 10, 2006 at 4:26 PM / IP Logged

Hi josh, the box is going into a E36 BMW, space isnt a issue :)

josh1979

Silver - Posts: 320

Joined: July 03, 2006

Location: United States

Posted: August 10, 2006 at 4:55 PM / IP Logged

i need the over all diameter of you woofer and than i will design you cut sheet

bring back the rotary phone so i dont have to press 1 to proceed in english

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Bandpass box dimensions for a kenwood sub

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