Media
Auto-advancing
Size
15"
Impedance
4Ω
RMS Power
800W
Sensitivity
98dB
EBP
156
Vented alignment
Vd
599cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs42Hz
Qts0.25
Qes0.27
Qms4.7
Vas140.0L
Re3.5Ω
Le1.00mH
BL19.1Tm
Sd855cm²
Mms107g
Xmax7.0mm
SPL98dB
Power800W
Power Nominal400W
Impedance4Ω
Min Impedance4.3Ω
F Low40Hz
F High3000Hz
Voice Coil76mm
Flux Density1.15T
Pricing & availability
Price movement
Other offers
1 vendorbluearan
Updated 17 May 2026· 4Ω
Source: inc VAT · 20%
£162.71
inc VAT
Best current price
Updated 17 May 2026
jpleisure
£157.46
Avg £160.09£2.62 below avg (-1.6%)
inc VAT
Dimensions & Physical
Weight3.8kg
Diameter389.0mm
Overall Depth171.0mm
Cutout Diameter353.0mm
Bolt Circle Diameter374.0mm
Additional Manufacturer Specs
Bl19.1 Tm
Fs42 Hz
Le1 mH
Re3.5 Ω
Sd855 cm² (132.5 in²)
Ebp156 Hz
Mms106.5 g
Qes0.27
Qms4.7
Qts0.25
Vas140 dm³ (4.94 ft³)
η03.7 %
ConeRCK15CL764
Xmax7 mm
Xvar8 mm
SpiderSingle
Cone ShapeExponential
Pole DesignStraight Pole
Winding Depth19 mm (0.75 in)
Surround ShapeTriple Roll
Former MaterialGlass Fibre
Magnet MaterialNeodymium Inside Slug
Nominal Diameter380 mm (15 in)
Winding MaterialCopper
Magnetic Gap Depth11 mm (0.43 in)
Recommended Tuning47 Hz
Recommended LoadingVented Box
Bolt Circle Diameter374 mm (14.72 in)
Recommended Enclosure100 dm³ (3.53 ft³)
Woofer Cone TreatmentWP Waterproof Front Side
Baffle Cutout Diameter353 mm (13.9 in)
Flange And Gasket Thickness11 mm (0.43 in)
Air Volume Occupied By Driver4.4 dm³ (0.15 ft³)
Similar Drivers
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Reference
B&C
15CL76
15"
Best current price
£157.46
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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