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Enclosure Design & Construction
Making my first box for a single SunDown SA12…a little pointers?
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<blockquote data-quote="mrmex" data-source="post: 8233731" data-attributes="member: 575417"><p>The list:</p><p></p><p>Vehicle : 1997 e36 m3 sedan</p><p></p><p>Location in the vehicle: trunk buttressed against rear seats, firing forward</p><p></p><p>Space available (Length x Width x Height): 30 x variable x 15</p><p></p><p>Subwoofer make and model: SA12 <a href="http://www.sundownaudio.com/misc/woofer_measurements/SA_Series_Manual(10-12-15" target="_blank">http://www.sundownaudio.com/misc/woofer_measurements/SA_Series_Manual(10-12-15</a>).pdf</p><p></p><p>Subwoofer Size: 12</p><p></p><p>Number of Subwoofers: 1</p><p></p><p>AMP: kicker dx300, 700wrms @ 2ohm</p><p></p><p>Type of Port (Kerfed, Slot, Aero, etc.): aero</p><p></p><p>What type of music do you like?: electronic, rap, alternative</p><p></p><p>Is your goal SPL or Everyday Music?: daily</p><p></p><p>Tuning Freq (Hz): SD recommened 35hz but will that be good for dub step/trap/rap?</p><p></p><p>Volume : loud but clean</p><p></p><p>So I've done lots a of research and ready to make the box. I have sketchup but man it is confusing and ended up using <a href="http://www.bcae1.com/spboxnew2.htm" target="_blank">Speaker Enclosure Volume Calculator</a></p><p></p><p>Seems to work for calculating enclosure size but I'm a little confused on how to port it correctly.</p><p></p><p>1. how do i decide what port diameter to get. smaller is shorter which is cheaper but is that ok? according to the website's calc's a box with 1.6 cubic ft will need a 2" x 2.5"port but a 3" length increases dramatically to 6.8"</p><p></p><p>2. where does the port get installed on the box or does it matter</p><p></p><p>3. is carpenter/wood glue and brad nails enough to hold the box together?</p><p></p><p>4. where is a good place online to buy all the little misc parts: terminal cups, carpet etc</p><p></p><p>5. any other suggestions are very welcome!</p><p></p><p>TIA</p><p></p><p>Josh</p></blockquote><p></p>
[QUOTE="mrmex, post: 8233731, member: 575417"] The list: Vehicle : 1997 e36 m3 sedan Location in the vehicle: trunk buttressed against rear seats, firing forward Space available (Length x Width x Height): 30 x variable x 15 Subwoofer make and model: SA12 [URL="http://www.sundownaudio.com/misc/woofer_measurements/SA_Series_Manual(10-12-15"]http://www.sundownaudio.com/misc/woofer_measurements/SA_Series_Manual(10-12-15[/URL]).pdf Subwoofer Size: 12 Number of Subwoofers: 1 AMP: kicker dx300, 700wrms @ 2ohm Type of Port (Kerfed, Slot, Aero, etc.): aero What type of music do you like?: electronic, rap, alternative Is your goal SPL or Everyday Music?: daily Tuning Freq (Hz): SD recommened 35hz but will that be good for dub step/trap/rap? Volume : loud but clean So I've done lots a of research and ready to make the box. I have sketchup but man it is confusing and ended up using [URL="http://www.bcae1.com/spboxnew2.htm"]Speaker Enclosure Volume Calculator[/URL] Seems to work for calculating enclosure size but I'm a little confused on how to port it correctly. 1. how do i decide what port diameter to get. smaller is shorter which is cheaper but is that ok? according to the website's calc's a box with 1.6 cubic ft will need a 2" x 2.5"port but a 3" length increases dramatically to 6.8" 2. where does the port get installed on the box or does it matter 3. is carpenter/wood glue and brad nails enough to hold the box together? 4. where is a good place online to buy all the little misc parts: terminal cups, carpet etc 5. any other suggestions are very welcome! TIA Josh [/QUOTE]
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