JL Audio 12W3V3-4
12" (30cm) subwoofer
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Description
The 12W3V3-4 is a 12 inch (30cm) subwoofer from JL Audio. The W3v3 series is characterized by its unbeatable price/performance ratio and is the best-selling subwoofer series from JL Audio. The 12W3V3-4 subwoofer delivers powerful and high quality sound in medium power applications. Thanks to several exclusive JL Audio technologies and proprietary mounting techniques, improved linearity and reliability are achieved. The 12W3V3-4 subwoofer is optimized for amplifier power in the 150W - 500W range and is ideal for use in compact, sealed enclosures or bass reflex cabinets. Experience the difference with JL Audio.
Features
- W3v3 12-inch subwoofer (500 W, 4 Ω)
- This powerful 12-inch driver delivers strong performance and premium sound quality in medium power applications.
- Several exclusive JL Audio technologies and proprietary assembly techniques are applied to the 12W3v3 to improve linearity and reliability.
- The 12W3v3-4 is best suited for amplifier power in the 150W - 500W range and is optimized for operation in a compact 31L sealed enclosure or a 49L (1.75 cu. ft.) port bass reflex enclosure.
General specifications
- Continuous load capacity (RMS) : 500 W
- Recommended amplifier power (RMS): 150 - 500 W
- Nominal impedance (Znom) : 4 Ω
- Protective grille optionally available
Dimensions
- Nominal diameter: 300 mm / 12.0 inch
- Overall diameter (A): 318 mm / 12.5 inches
- Diameter of the mounting hole (B) : 281 mm / 11.0625 inch
- Bolt circle diameter (C) : 297 mm / 11.7 inch
- Motor outer diameter (D) : 140 mm / 5.5 inch
- Installation depth (E) : 169 mm (6.65 inch)
- Volume displacement : 0.071 cu ft / 2.01 L
- Net weight : 14.50 lb / 6.58 kg
Parameters
- Free air resonance (Fs) : 26.72 Hz
- Electrical "Q" (Qes) : 0.472
- Mechanical "Q" (Qms) : 7,572
- Total quality "Q" (Qts) : 0.444
- Equivalent volume (Vas) : 2.844 cu ft / 80.54 L
- Simple linear deflection (Xmax) : 0.510 inch / 13.0 mm
- Reference efficiency : 0,31%
- Efficiency (1 W / 1 m) : 87.15 dB SPL
- Effective membrane area (Sd) : 0.0520 square meters
- DC resistance (Re) : 3.563 Ω
Housing recommendation for a closed housing
- Wall thickness: 19 mm / 0.75 inch
- Thickness of the front baffle: 19 mm / 0.75 inch
- Volume (net int.) : 1.125 cu ft / 31.8 L
- Outer width (W): 533 mm (21 inches)
- Outer height (H) : 356 mm (14 inches)
- Outer depth (D) : 254 mm (10 inch)
- F3 : 43.7 Hz
- Fc : 50.2 Hz
- Qtc : 0,83
Enclosure recommendations for a bass reflex enclosure
- Wall thickness: 19 mm / 0.75 inch
- Thickness of the front baffle: 19 mm / 0.75 inch
- Volume (net int.) : 1.75 cu ft / 49.6 L
- Outer width (W): 737 mm (29 inches)
- Outer height (H) : 356 mm (14 inches)
- Outer depth (D) : 321 mm / 12.625 inch
- Internal slot connection width (SW) : 1.375 inch / 35 mm
- Internal slot height (SH) : 318 mm / 12.5 inches
- Internal slot connection length (SL): 681 mm / 26.8125 inches
- Length of the port extension (EL) : 343 mm (13.5 inches)
- Tuning frequency (Fb): 30 Hz
- F3 : 35 Hz
