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Bumper C Series Pro Audio Speakers - (0635 C)

Bumper C Series Pro Audio Speakers

This well balanced and efficient 6-1/2' speaker is designed to offer a very smooth frequency range for use as a midrange in PA systems. It has become a favorite choice for multi-driver designs in car audio custom sound systems. The outward bumped vented pole piece also contributes to it's superior performance.


635 C
Diameter size in inches:     6
Z - Nominal Impedance in Ohms     8
Fs = Free air resonance frequesncy in Hz:     84.11
Qts = Total Q Factor of driver:     .590
Vas = Equivalent acoustic volume in cubic feet:     .492
Xmax = peak linear displacement of cone in inches:     0.1
Pe = Max power in watts:     200
Ref = Driver's SPL 1W at 1m in dB:     92.66
Voice Coil Diameter in inches     1.5
Mounting Depth in inches:     3.0
Revc = DC Voice coil resistance in Ohms:     5.5
Zmax = imped. At top of resonance curve in Ohms:     48.07
Magnet Assembly weight (oz):

Frequency response range tested from 20-2000 Hz:      -
Recommend Sealed Enclosure size Outside volume (Vb)cq-ft      -
Recommend Ported Enclosure size Outside volume (Vb)cq-ft     0.2
Number of ports on the front of a box     1
Port size (inches)     2X14.06
List price $90.70