AudioControl SPC-12S4
1/5
Parameters
- Nominal Impedance (Z) 4 ohms
- DC Resistance (Re) ]] 3.2 ohms
- Resonance Frequency (Fs) 30.7061 Hz
- Piston Area (Sd) 0.0511 m2
- Force Factor (BL) 12.4924 T.m
- Mechanical Q Factor (Qms) 3.7494
- Electrical Q Factor (Qes) 0.5764
- Total Q Factor (Qts) 0.4996
- Sensitivity 1W/M (SPL) 87.3024
- Mechanical Comp (Cms) 0.1844 mm/N
- Moving Mass (Mms) 145.7101 g
- Linear Excursion (Xmax) 9 mm
- Volume Acoustic Comp (Vas) 67.1494 Ltr/2.371348 cu ft
- Reference Efficiency (NO.) 0.32% RMS
- Power (Pe) 400 Watts
- Frequency Response 20-250 Hz
- Voice Coil Diameter 2.5 in/63.5 mm
- Displacement 0.0619 cu ft/1.752 Ltr
In the box:
- SPC-12S2, Manual, Warranty
Dimensions
- Overall Dimensions: 12.37 in/316 mm
- Cut Out Diameter: 11.10 in/282 mm
- Mounting Depth: 3.94 in/100 mm
- Mounting Height (w/o Grille): 0.71 in / 18mm
- Mounting Height (w/ Grille): 1.42 in/36mm
Ported enclosure
- External Dimensions: 24.00″ W × 15.00″H × 15.00″D
- Net Internal Volume: 2.02 ft3
- Total Internal Volume: 2.28 ft3
- Gross External Volume: 3.01 ft3
- Material Thickness: 0.75″
- Tuning Frequency: 40 Hz
- Port Area” 27.00 inch2
- Port Inlet: 2.00″W× 13.50″H
- Port Length: 16.25″
- F3 (Hz): 40
Sealed enclosure
- External Dimensions: 32″ W × 15.00″H × 7.00″D
- Net Internal Volume: 1.25 ft3
- Total Internal Volume: 1.31 ft3
- Gross External Volume: 1.94 ft3
- Material Thickness: 0.75″
- F3 (Hz): 51
- Qtc: 0.765
*Enclosure size recommendations do not include driver and/or port displacement