Bumper DRC Series Pro Audio Speakers - (0635 DRC)

Bumper DRC Series Pro Audio Speakers.

Speaker Model 635 DRC
Diameter size in inches 6.5'
Diameter size in centimeters 16.5
Z=Nominal Impedance in Ohms 6.5
Fs=Free air resonance frequesncy in Hz 103.6
Qts=Total Q Factor of driver 0.568
Vas=Equivalent acoustic volume in cubic feet 0.554
Vas=Equivalent acoustic volume in liters 15.7
Xmax=peak linear displacement of cone in inch. 0.02
Xmax=peak linear displacement of cone in mm 0.59
Pe=Max power in watts 200
SPL=The half-space ref. Efficiency 96.12
Voice Coil Diameter in inch. 1.5
Mounting Depth in inch. 2.3
Sd=Piston Area in sq.m 165.1
BL=T*M Flux Density,Length Product 8.43
no=The half-space ref. Efficiency 5.52%
Cms=Mechanical Suspen.Compliance 0.24
Mms=Mech. Mass of cone&free air load 9.68
Qms=Mechanical Q factor of driver 4.112
Qes=Electrical Q factor of driver 0.659
Revc=DC Voice coil resistance in Ohms 7.430
Zmax=imped. At top of resonance curve in Ohm 59.79
Frequency response range tested from 20-2000 Hz: 104-6k
Magnet Assembly Weight (oz) 54

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