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Bumper C Series Pro Audio Speakers - (1248 C)

Bumper C Series Pro Audio Speakers

The 1248 C is designed to provide rich sound for use in reinforcement systems, bass guitar combos, and stage monitors. With its 4 layer coil, vented pole piece, and 4 window heavy frame,it can withstand long hours of play. The model has been used in enclosures on dance floors as well as custom car audio sound designs.


SPEAKER MODEL:   1248 C
Diameter size in inches:   12
Z - Nominal Impedance in Ohms   8
Fs = Free air resonance frequesncy in Hz:   28.6
Qts = Total Q Factor of driver:   0.32
Vas = Equivalent acoustic volume in cubic feet:   4.9
Xmax = peak linear displacement of cone in inches:   0.15
Pe = Max power in watts:   400
Ref = Driver's SPL 1W at 1m in dB:   91.6
Voice Coil Diameter in inches   2
Mounting Depth in inches:   4 1/2
Revc = DC Voice coil resistance in Ohms:   6.11
Zmax = imped. At top of resonance curve in Ohms:   ######
Magnet Assembly weight (oz):   106.4
Frequency response range tested from 20-2000 Hz:   20-2900
Recommend Sealed Enclosure size Outside volume (Vb)cq-ft   1.00
Recommend Ported Enclosure size Outside volume (Vb)cq-ft   1.00
Number of ports on the front of a box   1
Port size (inches)   3x7.14
   
List price $117.20