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Subwoofers
lets get technical
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<blockquote data-quote="Ray21" data-source="post: 8060198" data-attributes="member: 556041"><p>Forgive me for the impatient reply. It's obvious the OP needs to do some homework before he asks to get technical about building a subwoofer. There are a few decent threads and papers about different motor types and their pros/cons, etc. <strong>Google is your friend!</strong></p><p></p><p><a href="http://www.acousticdev.com/Files/XBLPrimer.pdf" target="_blank">http://www.acousticdev.com/Files/XBLPrimer.pdf</a></p><p></p><p>About underhung:</p><p></p><p><a href="http://www.aespeakers.com/images/lambda001.htm" target="_blank">Lambda 001 Motor</a></p><p></p><p><a href="http://www.madisound.com/store/manuals/aurasound-nrt-whitepaper.pdf" target="_blank">http://www.madisound.com/store/manuals/aurasound-nrt-whitepaper.pdf</a></p><p></p><p>About other linear motor technologies:</p><p></p><p><a href="http://www.soundsolutionsaudio.com/forum/topic/9421-an-unbiased-comparison-of-linear-bl-technologies/" target="_blank">An Unbiased Comparison of Linear BL Technologies - Technical Info &amp; How To's - SSA Car Audio Forum</a></p><p></p><p>More on XBL:</p><p></p><p><a href="http://www.adireaudio.com/Files/XBL2ExecSummary.pdf" target="_blank">http://www.adireaudio.com/Files/XBL2ExecSummary.pdf</a></p><p></p><p><a href="http://www.adireaudio.com/Files/XBL2DetailsPaper.pdf" target="_blank">http://www.adireaudio.com/Files/XBL2DetailsPaper.pdf</a></p><p></p><p>The OP doesn't know how he's going to get where he wants to go - he just wants an underhung sub with a huge motor and tons of excursion. Why do you want an underhung sub? Is a quintuple stack motor the best option? Will you even like the 'sound' of a lower distortion driver? They're certainly not for everyone... I don't think its as easy as guessing or throwing some off-the-shelf parts together and hoping it performs well... great performing drivers require extensive R&amp;D IMO. Fortunately there are options that already exist or are being worked on.</p><p></p><p>Incriminator Audio Flatline (Xmax is a bit modest)</p><p></p><p><a href="http://www.incriminatoraudio.com/update/index.php?page=2&amp;product=20" target="_blank">Incriminator Audio: No Chrome, No Carbon Fiber, No BS! Period</a></p><p></p><p>CSS SDX12 - 28mm of Xmax!!!!</p><p></p><p><a href="http://www.creativesound.ca/" target="_blank">Creative Sound Solutions - Loudspeakers, Parts and DIY Speaker Kits</a></p><p></p><p><a href="http://p10hifi.net/CSS/CSS-SDX12-data-060213.pdf" target="_blank">http://p10hifi.net/CSS/CSS-SDX12-data-060213.pdf</a></p><p></p><p>Sundown's working on an underhung sub that looks beastly:</p><p></p><p><a href="http://www.diymobileaudio.com/forum/sundown-audio/145836-jf-signature-sq-12-sundown-audio.html" target="_blank">JF Signature SQ-12 (By Sundown Audio) - DIYMA Car Audio Forum</a></p><p></p><p>The revamped Alpine Type-S is a budget underhung driver; just run multiples to make up for the shorter throw.</p></blockquote><p></p>
[QUOTE="Ray21, post: 8060198, member: 556041"] Forgive me for the impatient reply. It's obvious the OP needs to do some homework before he asks to get technical about building a subwoofer. There are a few decent threads and papers about different motor types and their pros/cons, etc. [B]Google is your friend![/B] [URL="http://www.acousticdev.com/Files/XBLPrimer.pdf"]http://www.acousticdev.com/Files/XBLPrimer.pdf[/URL] About underhung: [URL="http://www.aespeakers.com/images/lambda001.htm"]Lambda 001 Motor[/URL] [URL="http://www.madisound.com/store/manuals/aurasound-nrt-whitepaper.pdf"]http://www.madisound.com/store/manuals/aurasound-nrt-whitepaper.pdf[/URL] About other linear motor technologies: [URL="http://www.soundsolutionsaudio.com/forum/topic/9421-an-unbiased-comparison-of-linear-bl-technologies/"]An Unbiased Comparison of Linear BL Technologies - Technical Info & How To's - SSA Car Audio Forum[/URL] More on XBL: [URL="http://www.adireaudio.com/Files/XBL2ExecSummary.pdf"]http://www.adireaudio.com/Files/XBL2ExecSummary.pdf[/URL] [URL="http://www.adireaudio.com/Files/XBL2DetailsPaper.pdf"]http://www.adireaudio.com/Files/XBL2DetailsPaper.pdf[/URL] The OP doesn't know how he's going to get where he wants to go - he just wants an underhung sub with a huge motor and tons of excursion. Why do you want an underhung sub? Is a quintuple stack motor the best option? Will you even like the 'sound' of a lower distortion driver? They're certainly not for everyone... I don't think its as easy as guessing or throwing some off-the-shelf parts together and hoping it performs well... great performing drivers require extensive R&D IMO. Fortunately there are options that already exist or are being worked on. Incriminator Audio Flatline (Xmax is a bit modest) [URL="http://www.incriminatoraudio.com/update/index.php?page=2&product=20"]Incriminator Audio: No Chrome, No Carbon Fiber, No BS! Period[/URL] CSS SDX12 - 28mm of Xmax!!!! [URL="http://www.creativesound.ca/"]Creative Sound Solutions - Loudspeakers, Parts and DIY Speaker Kits[/URL] [URL="http://p10hifi.net/CSS/CSS-SDX12-data-060213.pdf"]http://p10hifi.net/CSS/CSS-SDX12-data-060213.pdf[/URL] Sundown's working on an underhung sub that looks beastly: [URL="http://www.diymobileaudio.com/forum/sundown-audio/145836-jf-signature-sq-12-sundown-audio.html"]JF Signature SQ-12 (By Sundown Audio) - DIYMA Car Audio Forum[/URL] The revamped Alpine Type-S is a budget underhung driver; just run multiples to make up for the shorter throw. [/QUOTE]
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