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BLACK MOUNTAIN - 12" GUITAR SPEAKER |
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ALNICO MAGNET W/ FAST BREAKUP W/ SUBDUED TIGHT BASS, SMOOTH MIDS & LOUD HIGHS! |
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Black Mountain-8 - 8 ohms Item Price: $269.99 |
| SPEAKER MODEL | BLACK MOUNTAIN |
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SPECIFICATIONS |
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Nominal
Basket Diameter |
12"
/ 305mm |
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Impedance |
8
ohms
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| RMS Power Rating | 30 Watts |
| Peak Power Rating | 60 Watts |
| Usable Frequency Response | 70Hz - 5.5kHz |
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Voice
Coil Diameter |
1.75"
/ 44.5mm |
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Sensitivity
(1W/1m) |
101.3dB |
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Magnet
Weight |
35
oz. |
| Net Weight | 8.9lbs. / 4.04kg. |
| Shipping Weight | 11.1lbs. / 5kg. |
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MOUNTING INFORMATION |
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12.26" / 311.4mm |
| Bolt Circle Diameter |
11.71 |
| Baffle Cutout Diameter | 11.06" / 280.9mm |
| No. Of Mounting Holes | 8 |
| Mounting Hole Diameter | 0.25" / 6.4mm |
| Overall Depth | 5.95" / 151.1mm |
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MATERIALS |
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| Basket | Pressed Steel |
| Voice Coil | Copper |
| Coil Former Material | Paper Former |
| Dust Cap | Treated Paper |
| Cone | Seamed Paper |
| Cone Edge | Paper |
| Magnet | Alnico |
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THIELE-SMALL PARAMETERS |
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| Resonant Frequency (fs) | 68.58Hz |
| Impedance (Re) | 6.44 ohms |
| Coil Inductance (Le) | 0.62mH |
| Electromagnetic Q (Qes) | .53 |
| Mechanical Q (Qms) | 8.13 |
| Total Q (Qts) | .50 |
| Compliance Equiv. Vol. (Vas) | 69.64Liters / 2.46 cu. ft. |
| BL Product (BL) | 12.07 T-M |
| Voice Coil Overhang (Xmax) | 0.8mm |
| Surface Area of Cone (Sd) | .05067m2 |
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FREQUENCY RESPONSE GRAPH |
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US Speaker, LLC