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K122A12
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SPEAKER MODEL
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K122A12
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Specifications
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Nominal diameter
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300mm / 12"
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Rated Impedance
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8 ohms
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AES Continuous Pink Noise Power
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300 W
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Sensitivity
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98.0 dB SPL 1w / 1m
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Frequency Range
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45Hz - 4.0kHz
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MAX Recomm. Frequency
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3.0 kHz
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Efective Piston Diameter
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262mm / 10.3 in
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Voice Coil Winding Material
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Copper-clad aluminum
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Voice Coil
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Winding Depth
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12mm / 0.47in
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Voice Coil Diameter
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52mm / 2"
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Magnetic Gap Depth
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7mm / 0.28in
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Magnetic Assembly
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Weight
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3.2 kg / 7.0 lbs
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Flux Density
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1.15 T
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Bl Factor
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12.5 T*m
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Effective Moving Mass
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0.036 kg
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Thiele-Small Parameters
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Free Air Resonanace (Fs)
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44.0 Hz
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D.C. Coil Resistance (Re)
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6.0 (8) ohms
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Total Quality Factor (Qts)
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0.36
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Mechanical Losses (Qms)
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6.8
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Electrical Losses (Qes)
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0.4
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Equivalent Volume of Air (Vas)
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153.0 Liters
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Effective Pistone Area (Sd)
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555 sq.cm
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Excursion (Xmax)
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+/- 2.5 mm
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Max. Power Rating (Pe)
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150W RMS sine wave
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Inductance of V.C. (Le)
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Efficiency (No)
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3.27%
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Mounting Information
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Overall Diameter
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308mm / 12.13 in
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Overall Depth
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100mm / 4 in
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Bolt Circle Diameter
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291mm / 11.42 in
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Baffle Cuotour Diameter
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Front Mount
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278mm / 10.95 in
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Rear Mount
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274mm / 10.9 in
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Net Weight
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4.0 kg / 10.0 lbs
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Shipping Weight
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4.5 kg / 11.25 lbs
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