845 IP 8~ SPEAKER 4Ω
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Car audio woofer magaphone
Car audio woofer magaphone
SPEAKER MODEL: | 845 IP |
Diameter size in inches: | 8 |
Diameter size in centimeters: | 20.32 |
Z - Nominal Impedance in Ohms | 4 |
Fs = Free air resonance frequesncy in Hz: | 62.5 |
Qts = Total Q Factor of driver: | 0.48 |
Vas = Equivalent acoustic volume in cubic feet: | 0.3 |
Vas = Equivalent acoustic volume in liters: | 8.46 |
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: | 350 |
Ref = Driver's SPL 1W at 1m in dB: | 88.5 |
SPL = The half-space ref. Efficiency: | 88.3 |
Voice Coil Diameter in inches | 2 |
Mounting Depth in inches: | 3 1/2 |
Sd = Piston Area in sq. m | 0.018 |
BL = T*M Flux Density, Length Product | 10.61 |
no = The half-space ref. effciency: | 0.000 |
Cms = Mechanical suspen. compliance: | 176.482 |
Mms = Mech. mass of cone & free air load: | 36.707 |
Qms = Mechanical Q factor of driver: | 7.225 |
Qes = Electrical Q factor of driver: | 0.4609 |
Revc = DC Voice coil resistance in Ohms: | 3.60 |
Zmax = imped. At top of resonance curve in Ohms: | 60.03 |
Fo = Free air resonance frequency in Hz: | 62.5 |
Magnet Assembly weight (oz): | 106.4 |
Frequency response range tested from 20-2000 Hz: | 20-6200 |
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