AMPLIFIER

 

Back for 2009 is the rejuvenated of Rubicon subwoofers! Modernized with today’s technologies, the Rubies awesome cosmetics are only a cool shell for the good stuff inside. Molded polypropylene/mica cones yield the structural integrity required for woofers of this caliber. Convoluted NBR rubber surrounds yield superior strength and reliability. The dual voice coils are wound around Kapton formers for strength and sufficient cooling.

If you loved the old-school Rubicon woofers, the new Rubies will blow you away with their vast improvements…


  FEATURE:
  • Dual 4 Ohm KEISV Kapton Voice Coils

  • Polypropylene Injection Molded Cone

  • NBR-Rubber Surround

  • Nickel Plated 8 ga. Compression Wire Terminal

  • Conex/Cotton Composite Spider

  • Texture Coat Finish on Stamped Steel Basket

  • Suspension Integrated Tinsel Leads

  • Vented Back Plate

 

  Specification \ Model

RBW 12

Fs (hz) 29.93
Qms 7.261
Vas (ft³) 2.073
Cms (mm/n) 0.179
Mms (g) 157.6
Rms (kg/s) 4.082
Xmax (mm) 10.50
Xmech (mm) 15.75
Dia (in²) 9.732
Sd (in²) 75.00
Vd (ft³) 0.027
Qes 0.838
Re (Ohm) 7.2
Z (Ohm) 8
BL (Gauss)  15.96
Pe (watts) 600
Qts 0.751
NO 0.182 
1w/1m SPL (dB) 84.61
2.8v SPL (dB) 85.21
VC Dia. (in) 2.5 DVC
Impedance (Ohm) 4
M-vd (ft³) 0.125
 

Sealed Box Specification

RBW 12

Min. Sealed (ft³) 1.00
Qtc 1.273
F3 (Hz) 39.97
Opt. Sealed (ft³) 1.25
Qtc 1.176
F3 (Hz) 37.51
Max. Sealed (ft³) 1.50
Qtc 1.108
F3 (Hz) 35.90
 

Ported Box Specification

RBW 12

Min. Vented (ft³) 2.00
Port (dia. x length) 4x12
Fb (Hz) 35.90
F3 (Hz) 30.92
Opt. Vented (ft³) 2.50
Port (dia. x length) 4x12
Fb (Hz) 31.72
F3 (Hz) 27.16
Max. Vented (ft³) 3.00
Port (dia. x length) 4x12
Fb (Hz)  28.72
F3 (Hz) 24.50
 

Measurements (in)

RBW 12

Overall Diameter 12.625
Overall Height 7.125
Mounting Depth 6.5
Cutout Diameter 11.125
Flange Width 0.75
Flange Height 0.75
Weight (lb) 12.8
 
 
 
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