Μεγάφωνο woofer 6,5'' 8Ω 200W 648RF PRO Bumper

Diameter size in inches: 6.5''
Diameter size in centimeters: 15.24
Z - Nominal Impedance in Ohms 8
Fs = Free air resonance frequesncy in Hz: 73.8
Qts = Total Q Factor of driver: 0.43
Vas = Equivalent acoustic volume in cubic feet: 0.1
Vas = Equivalent acoustic volume in liters: 2.83
Xmax = peak linear displacement of cone in inches: 0.17
Xmax = peak linear displacement of cone in mm: 4.32
Pe = Max power in watts: 200
Ref = Driver's SPL 1W at 1m in dB: 85.2
SPL = The half-space ref. Efficiency: 85.3
Voice Coil Diameter in inches 2
Mounting Depth in inches: 3 1/2
Sd = Piston Area in sq. m 0.01
BL = T*M Flux Density, Length Product 9.69
no = The half-space ref. effciency: 0.002
Cms = Mechanical suspen. compliance: 176.004
Mms = Mech. mass of cone & free air load: 26.447
Qms = Mechanical Q factor of driver: 8.314
Qes = Electrical Q factor of driver: 0.4582
Revc = DC Voice coil resistance in Ohms: 3.51
Zmax = imped. At top of resonance curve in Ohms: 58.650
Fo = Free air resonance frequency in Hz: 73.769
Magnet Assembly weight (oz): 48
Frequency response range tested from 20-2000 Hz: 20-7400