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Introducing True Bass solutions
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<blockquote data-quote="DS Autosports" data-source="post: 6228511" data-attributes="member: 612920"><p>I'm looking to spread the word about True Bass Solutions. To do so I'm selling them for next to nothing<img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite9" alt=":eek:" title="Eek! :eek:" loading="lazy" data-shortname=":eek:" />. I guarantee you'll love the quality and sound. Each sub is made by hand here in the USA by Dana Audio out of Tennessee. Message me if you have any questions or to place an order.</p><p></p><p>Video of the 2nd gen in action <a href="http://www.realmofexcursion.com/videos/TrueBass/ultimate8.1.wmv" target="_blank">http://www.realmofexcursion.com/videos/TrueBass/ultimate8.1.wmv</a></p><p></p><p>Ultra 8's are rated for 250rms and 2K burps up to 3 sec, dual 2 and dual 4 available. Specs are as followed</p><p></p><p>Re = 3.4298 ohms</p><p></p><p>Fs = 37.3410 Hz</p><p></p><p>Zmax = 46.4751 ohms</p><p></p><p>Qes = 0.3413</p><p></p><p>Qms = 4.2834</p><p></p><p>Qts = 0.3161</p><p></p><p>Le = 2.2975 mH (at 1 kHz)</p><p></p><p>Diam = 155.0000 mm ( 6.1024 in )</p><p></p><p>Sd =18869.1914 mm^2( 29.2473 in^2)</p><p></p><p>Vas = 10.5085 L ( 0.3711 ft^3)</p><p></p><p>BL = 14.3582 N/A</p><p></p><p>Mms = 87.4380 g</p><p></p><p>Cms = 207.7628 uM/N</p><p></p><p>Kms = 4813.1816 N/M</p><p></p><p>Rms = 4.7893 R mechanical</p><p></p><p>Efficiency = 0.1506 %</p><p></p><p>Sensitivity= 83.7971 dB @1W/1m</p><p></p><p>Ultra 10's are D4 only and rated for 600rms and 3K burps up to 3sec, specs are as follows</p><p></p><p>Re = 6.2638 ohms</p><p></p><p>Fs = 34.4071 Hz</p><p></p><p>Zmax = 139.8793 ohms</p><p></p><p>Qes = 0.2495</p><p></p><p>Qms = 5.3222</p><p></p><p>Qts = 0.2383</p><p></p><p>Le = 4.1471 mH (at 1 kHz)</p><p></p><p>Diam = 206.3750 mm ( 8.1250 in )</p><p></p><p>Sd =33450.6109 mm^2( 51.8486 in^2)</p><p></p><p>Vas = 29.1322 L ( 1.0288 ft^3)</p><p></p><p>BL = 25.1720 N/A</p><p></p><p>Mms = 116.7464 g</p><p></p><p>Cms = 183.2737 uM/N</p><p></p><p>Kms = 5456.3213 N/M</p><p></p><p>Rms = 4.7422 R mechanical</p><p></p><p>Efficiency = 0.4469 %</p><p></p><p>Sensitivity= 88.5199 dB @1W/1m</p><p></p><p>Sensitivity= 89.5824 dB @2.83Vrms/1m</p><p></p><p>8's sound good in enclosures from .7 - 1cubic ft tuned from 33-40Hz</p><p></p><p>10's sound good in 1-1.5 cubic ft tuned from 32-35Hz</p><p></p><p>They will not work in sealed enclosures, or 4th order BP, Ported and 6th order only for decent sounding applications.</p><p></p><p>Any member that has one of these subs; feel free to let everyone know what they are missing. Thanks<img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite2" alt=";)" title="Wink ;)" loading="lazy" data-shortname=";)" /></p><p></p><p><strong>Shouts out to Audio_phil for the "accurate" specs</strong></p></blockquote><p></p>
[QUOTE="DS Autosports, post: 6228511, member: 612920"] I'm looking to spread the word about True Bass Solutions. To do so I'm selling them for next to nothing:eek:. I guarantee you'll love the quality and sound. Each sub is made by hand here in the USA by Dana Audio out of Tennessee. Message me if you have any questions or to place an order. Video of the 2nd gen in action [URL="http://www.realmofexcursion.com/videos/TrueBass/ultimate8.1.wmv"]http://www.realmofexcursion.com/videos/TrueBass/ultimate8.1.wmv[/URL] Ultra 8's are rated for 250rms and 2K burps up to 3 sec, dual 2 and dual 4 available. Specs are as followed Re = 3.4298 ohms Fs = 37.3410 Hz Zmax = 46.4751 ohms Qes = 0.3413 Qms = 4.2834 Qts = 0.3161 Le = 2.2975 mH (at 1 kHz) Diam = 155.0000 mm ( 6.1024 in ) Sd =18869.1914 mm^2( 29.2473 in^2) Vas = 10.5085 L ( 0.3711 ft^3) BL = 14.3582 N/A Mms = 87.4380 g Cms = 207.7628 uM/N Kms = 4813.1816 N/M Rms = 4.7893 R mechanical Efficiency = 0.1506 % Sensitivity= 83.7971 dB @1W/1m Ultra 10's are D4 only and rated for 600rms and 3K burps up to 3sec, specs are as follows Re = 6.2638 ohms Fs = 34.4071 Hz Zmax = 139.8793 ohms Qes = 0.2495 Qms = 5.3222 Qts = 0.2383 Le = 4.1471 mH (at 1 kHz) Diam = 206.3750 mm ( 8.1250 in ) Sd =33450.6109 mm^2( 51.8486 in^2) Vas = 29.1322 L ( 1.0288 ft^3) BL = 25.1720 N/A Mms = 116.7464 g Cms = 183.2737 uM/N Kms = 5456.3213 N/M Rms = 4.7422 R mechanical Efficiency = 0.4469 % Sensitivity= 88.5199 dB @1W/1m Sensitivity= 89.5824 dB @2.83Vrms/1m 8's sound good in enclosures from .7 - 1cubic ft tuned from 33-40Hz 10's sound good in 1-1.5 cubic ft tuned from 32-35Hz They will not work in sealed enclosures, or 4th order BP, Ported and 6th order only for decent sounding applications. Any member that has one of these subs; feel free to let everyone know what they are missing. Thanks;) [B]Shouts out to Audio_phil for the "accurate" specs[/B] [/QUOTE]
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