12CN680 - 12" LIGHTWEIGHT COAXIAL SPEAKER
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12CN680 - 12" LIGHTWEIGHT COAXIAL SPEAKER |
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THE BMS 12CN680 IS A LIGHTWEIGHT 12 INCH COAXIAL SPEAKER THAT HANDLES 500 WATTS AES |
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BMS 12CN680 |
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Item Price: $649.95 |
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SPEAKER
MODEL |
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Low Frequency Specifications |
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Nominal
Basket Diameter |
12" |
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Impedance |
8
ohms |
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AES
Power Rating |
500 Watts |
| Program Power | 1,000 Watts |
| Frequency Range | 50Hz - 20kHz |
| Sensitivity (1W/1m) | 98dB SPL |
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Voice
Coil Diameter |
3"
/ 77mm |
| Voice Coil Length | 19 mm |
| Air Gap Height | 8 mm |
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High Frequency Specifications |
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1.4" / 38mm |
| AES Power Rating | 80 Watts |
| Program Power | 160 Watts |
| Sensitivity (1W/1m) | 113dB SPL |
| Frequency Range | 600Hz - 20kHz |
| Recommended Crossover Frequency | 1.3kHz |
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Voice
Coil Diameter |
1.75"
/ 44.4mm |
| Flux Density | 2.2 T-M |
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Mounting Information |
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| Overall Diameter |
12.52" / 318mm |
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Bolt
Circle Diameter |
11.81"
/ 300mm |
| Baffle Cutout Diameter | 11.06" / 281mm |
| No. Of Mounting Holes | 8 |
| Mounting Hole Diameter | .27" / 7mm |
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Overall
Depth |
7.6" / 193mm |
| Net Weight | 11.22 lb. / 5.1 kg. |
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Low Frequency Materials |
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| Basket | Cast Aluminum |
| Cone | Paper |
| Surround | Cloth |
| Voice Coil | Copper |
| Demodulation Rings | Three Aluminum |
| Magnet | Neodymium |
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High Frequency Materials |
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| Diaphragm | Polyester |
| Voice Coil | Inside/Outside Copper Clad Aluminum |
| Voice Coil Former | Kapton |
| Magnet | Neodymium |
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Thiele-Small Parameters |
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| Resonant Frequency (fs) | 46 Hz |
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Impedance
(Re) |
5.7 ohms |
| Coil Inductance (Le) | .6 mH |
| Mechanical Q (Qms) | 5.8 |
| Electrical Factor(Qes) | .27 |
| Total Q (Qts | .26 |
| Comp. Equivalent Vol. (Vas) | 2.05 ft3 / 58 Liters |
| Voice Coil Overhang (Xmax) | 5.5mm |
| Effective Surface Area (Sd) | .0497 m2 |
| Diaphragm Mass (Mms) | 69 Grams |
| BL Factor | 20.6 T-M |
| Frequency Response Graph | |
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| Impedance Graph | |
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| Drawing | |
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US Speaker, LLC
