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a lot of b/n woofers for sale, mostly old school
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<blockquote data-quote="nudels" data-source="post: 7941811" data-attributes="member: 634950"><p>adding a b/n pair of aura force 10's (boxes not pictured), 130+shipping or possible trade.</p><p></p><p>killer clarity-geared subs, i have a few ill be using in which these were intended to be replacements for in case i break/fry one or 2, but i have enough on-hand to part with a pair.</p><p></p><p>these feature alum alloy cones, butyl surround, cast aluminum vented aura baskets, 5-way gold plated binding posts, heavy gauge insulated tinsel leads</p><p></p><p>factory specs and rec. enclosures;</p><p></p><p>fs- 27hz</p><p></p><p>qts.- 0.37</p><p></p><p>vas- 2.21cuft</p><p></p><p>driver displacement- 0.04cuft</p><p></p><p>thermal power handling- 200 wrms (free-air)</p><p></p><p>recommended amplifier output power- 50 to 400 wrms</p><p></p><p>mounting depth- 5 inches</p><p></p><p>cutout dia.- 9 inches</p><p></p><p>min/recommended sealed encl. volume- 0.65/0.9cuft</p><p></p><p>recommended ported encl. (with poly-fill)- 1.2cuft w/a 3" dia. port-10" long</p><p></p><p>the following t/s specs are pre break-in;</p><p></p><p>Re = 3.3370 ohms</p><p></p><p>Fs = 28.5065 Hz</p><p></p><p>Zmax = 54.6712 ohms</p><p></p><p>Qes = 0.4625</p><p></p><p>Qms = 7.1148</p><p></p><p>Qts = 0.4343</p><p></p><p>Le = 1.0592 mH (at 1 kHz)</p><p></p><p>Diam = 209.5500 mm ( 8.2500 in )</p><p></p><p>Sd =34487.7765 mm^2( 53.4562 in^2)</p><p></p><p>Vas = 66.4869 L ( 2.3480 ft^3)</p><p></p><p>BL = 10.1179 N/A</p><p></p><p>Mms = 79.2156 g</p><p></p><p>Cms = 393.4970 uM/N</p><p></p><p>Kms = 2541.3154 N/M</p><p></p><p>Rms = 1.9942 R mechanical</p><p></p><p>Efficiency = 0.3129 %</p><p></p><p>Sensitivity= 86.9721 dB @1W/1m</p><p></p><p>Sensitivity= 90.7694 dB @2.83Vrms/1m</p><p></p><p>Krm = 1.667E-03 ohms Freq dependent resistance</p><p></p><p>Erm = 831.263E-03 Rem=Krm*(2*pi*f)^Erm</p><p></p><p>Kxm = 17.473E-03 Henries Freq dependent reactance</p><p></p><p>Exm = 663.545E-03 Xem=Kxm*(2*pi*f)^Exm</p><p></p><p>;------------------------------------------------------------------</p><p></p><p>Ftest = 24.278 Hz</p><p></p><p>Ftest/Fms = 0.8517</p><p></p><p>Test Mass used = 30.0000 g (Equal to 6.0 nickels)</p><p></p><p>Test Mass (Ft=Fms*0.90) = 18.581 g (Add -11.419g for Ft=25.656)</p><p></p><p>Test Mass (Ft=Fms*0.75) = 61.612 g (Add 31.612g for Ft=21.380)</p><p></p><p>[ATTACH]26537858[/ATTACH]</p></blockquote><p></p>
[QUOTE="nudels, post: 7941811, member: 634950"] adding a b/n pair of aura force 10's (boxes not pictured), 130+shipping or possible trade. killer clarity-geared subs, i have a few ill be using in which these were intended to be replacements for in case i break/fry one or 2, but i have enough on-hand to part with a pair. these feature alum alloy cones, butyl surround, cast aluminum vented aura baskets, 5-way gold plated binding posts, heavy gauge insulated tinsel leads factory specs and rec. enclosures; fs- 27hz qts.- 0.37 vas- 2.21cuft driver displacement- 0.04cuft thermal power handling- 200 wrms (free-air) recommended amplifier output power- 50 to 400 wrms mounting depth- 5 inches cutout dia.- 9 inches min/recommended sealed encl. volume- 0.65/0.9cuft recommended ported encl. (with poly-fill)- 1.2cuft w/a 3" dia. port-10" long the following t/s specs are pre break-in; Re = 3.3370 ohms Fs = 28.5065 Hz Zmax = 54.6712 ohms Qes = 0.4625 Qms = 7.1148 Qts = 0.4343 Le = 1.0592 mH (at 1 kHz) Diam = 209.5500 mm ( 8.2500 in ) Sd =34487.7765 mm^2( 53.4562 in^2) Vas = 66.4869 L ( 2.3480 ft^3) BL = 10.1179 N/A Mms = 79.2156 g Cms = 393.4970 uM/N Kms = 2541.3154 N/M Rms = 1.9942 R mechanical Efficiency = 0.3129 % Sensitivity= 86.9721 dB @1W/1m Sensitivity= 90.7694 dB @2.83Vrms/1m Krm = 1.667E-03 ohms Freq dependent resistance Erm = 831.263E-03 Rem=Krm*(2*pi*f)^Erm Kxm = 17.473E-03 Henries Freq dependent reactance Exm = 663.545E-03 Xem=Kxm*(2*pi*f)^Exm ;------------------------------------------------------------------ Ftest = 24.278 Hz Ftest/Fms = 0.8517 Test Mass used = 30.0000 g (Equal to 6.0 nickels) Test Mass (Ft=Fms*0.90) = 18.581 g (Add -11.419g for Ft=25.656) Test Mass (Ft=Fms*0.75) = 61.612 g (Add 31.612g for Ft=21.380) [ATTACH]26537858[/ATTACH] [/QUOTE]
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a lot of b/n woofers for sale, mostly old school
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