SPK 12

The SPK 12 from Audiocontrol is a powerful 12" (30cm) subwoofer designed specifically for music lovers. With its high-excursion design, this subwoofer delivers ultra-deep bass, supported by a fiber matrix paper cone with a mica coating. The SPK 12 also stands out with its dual damping system, which ensures linear bass reproduction, and its dual dust cap system, which helps control enclosure compression. It features a highly efficient high-performance motor construction and comes with a removable subwoofer grille. For maximum durability and performance, the SPK 12 handles 500 watts RMS and 1000 watts MAX.

features

• 12" (30cm) Subwoofer
• Design with high excursion for ultra-deep bass
• Fiber matrix paper cone with mica coating
• 3-layer high-temperature coil former
• Dual damping system for linear bass reproduction
• Double dust cap system for controlling housing compression
• Efficient High-Performance Engine Design
• Removable subwoofer grille included in delivery

Technical Data

• Load capacity RMS 500 Watts
• Load capacity MAX 1000 Watts
• Nominal impedance (Z) 2 Ohm / 4 Ohm
• Direct current resistance (Re) ]] 1.6 Ohm
• Resonant frequency (Fs) 37.3460 Hz
• Piston area (Sd) 0.0491 m2
• Power factor (BL) 11.0117 T.m
• Mechanical Q-factor (Qms) 7.6824
• Electrical Q-factor (Qes) 0.7362
• Total Q-Factor (Qts) 0.6718
• Sensitivity 1W/M (SPL) 84.6196
• Mechanical resistance (Cms) 0.0764 mm/N
• Moving mass (Mms) 237.7651 g
• Linear displacement (Xmax) . 14 mm
• Acoustic Compliance Volume (Vas) 25.7006 L
• Reference Efficiency (NO.) 0.1011% RMS
• Frequency response 20-200 Hz
• Winding coil diameter 63.5 mm
• Displacement 2.506 L

Dimensions

• Overall dimensions: 324mm
• Cut-out diameter: 282 mm 
• Installation depth: 156 mm 
• Mounting height (without grid): 17.3 mm
• Mounting height (with grid): 36.5 mm 
• Motor diameter (with cover): 163 mm

Bass reflex enclosure recommendation

• External dimensions: 609mm W × 381mm H × 361mm D
• Internal net volume: 50L
• Internal total volume: 61.7L
• External gross volume: 84.1L
• Material thickness: 21mm
• Voice frequency: 39 Hz
• Connection inlet: 56.5mm × 382mm
• Length of the connection: 587mm
• F3 (Hz): 30

Closed housing

• External dimensions: 457mm W × 381mm H × 254mm D
• Internal net volume: 28.3L
• Internal total volume: 30.8L
• External gross volume: 44.17L
• Material thickness: 21mm
• F3 (Hz): 52.77
• Qtc: 0.948

*Enclosure size recommendations do not include driver and/or connection offset.