AudioControl SPK-12S4

AudioControl SPK-12S4


Parameters

  • Nominal Impedance (Z)               4 ohms
  • DC Resistance (Re) ]]                    3.2 ohms
  • Resonance Frequency (Fs)          40.4239 Hz
  • Piston Area (Sd)                            0.0491 m2
  • Force Factor (BL)                         13.7286 T.m
  • Mechanical Q Factor (Qms)       6.5823
  • Electrical Q Factor (Qes)             0.8207
  • Total Q Factor (Qts)                    0.7297
  • Sensitivity 1W/M (SPL)               85.4588
  • Mechanical Comp (Cms)            0.0815 mm/N
  • Moving Mass (Mms)                   190.3035 g
  • Linear Excursion (Xmax) .          14 mm
  • Volume Acoustic Comp (Vas)    27.4067 Ltr/ 0.9678 cu ft
  • Reference Efficiency (NO.)         0.2118% RMS
  • Power (Pe)                                    500 Watts
  • Frequency Response                  20-200 Hz
  • Voice Coil Diameter                   2.5 in/63.5 mm
  • Displacement                              0.0885 cu ft/ 2.506 Lt

 

In the box:

  • SPK-12S4, Manual, Warranty

Dimensions

  • Overall Dimensions: 12.76in/ 324mm
  • Cut Out Diameter: 11.125 in/ 282mm
  • Mounting Depth: 6.14 in/ 156 mm
  • Mounting Height (w/o Grille): 0.68in / 17.3mm
  • Mounting Height (w/ Grille): 1.437in / 36.5mm
  • Motor Diameter (w/ Cover): 6.41in / 163mm

Ported enclosure

  • External Dimensions: 24.00″ W × 15.00″H × 14.25″D
  • Net Internal Volume:  1.77 ft3
  • Total Internal Volume:  2.18 ft3
  • Gross External Volume:  2.97 ft3
  • Material Thickness: 0.75″
  • Tuning Frequency: 39 Hz
  • Port Area” 27 inch2
  • Port Inlet: 2.00″W× 13.50″H
  • Port Length: 20.75″
  • F3 (Hz):  30

Sealed enclosure

  • External Dimensions: 18.00″ W × 15.00″H × 10.00″D
  • Net Internal Volume:  1.0 ft3
  • Total Internal Volume: 1.09 ft3
  • Gross External Volume: 1.56 ft3
  • Material Thickness: 0.75″
  • F3 (Hz): 52.77
  • Qtc:  0.948

*Enclosure size recommendations do not include driver and/or displacement

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