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Bumper 15120 C

Accessories

Serie C
Model 15120 C
Diameter size in inches 15
Diameter size in centimeters 38.1
Z - Nominal Impedance in Ohms 8
Fs = Free air resonance frequesncy in Hz 35
Qts = Total Q Factor of driver 0.33
Vas = Equivalent acoustic volume in cubic feet 7.35
Vas = Equivalent acoustic volume in liters 208.0239
Xmax = peak linear displacement of cone in inches 0.2
Xmax = peak linear displacement of cone in mm 5.66
Pe = Max power in watts 1250
Ref = Driver's SPL 1W at 1m in Db 95.6
SPL = The half-space ref Efficiency 95.6
Voice Coil Diameter in inches 4
Mounting Depth in inches 6
Sd = Piston Area in sq m 0.083
BL = T*M Flux Density, Length Product 18
no = The half-space ref effciency 0.0228
Cms = Mechanical suspen Compliance 212.6469
Mms = Mech mass of cone & free air load 97.505
Qms = Mechanical Q factor of driver 2.5756
Qes = Electrical Q factor of driver 0.3765
Revc = DC Voice coil resistance in Ohms 5.7
Zmax = imped At top of resonance curve in Ohms 44.6887
Fo = Free air resonance frequency in Hz 34.953
Magnet weight (oz) 120
Magnet weight (kg) 4.2178