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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.

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