Media
Auto-advancing
Size
8"
Impedance
16Ω
RMS Power
500W
Sensitivity
100dB
EBP
544
Vented alignment
Vd
44cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs245Hz
Qts0.43
Qes0.45
Qms10.2
Vas1.5L
Re10.9Ω
Le1.90mH
BL28.0Tm
Sd220cm²
Mms19g
Xmax2.0mm
SPL100dB
Power500W
Power Nominal250W
Impedance16Ω
Min Impedance14.5Ω
F Low245Hz
F High2000Hz
Voice Coil64mm
Flux Density1.55T
Pricing & availability
Price movement
Other offers
1 vendorjpleisure
Updated 17 May 2026· 16Ω
Source: ex VAT · 20%
£214.42
inc VAT
Best current price
Updated 17 May 2026
bluearan
£194.26
Avg £204.34£10.08 below avg (-4.9%)
inc VAT
Dimensions & Physical
Weight4.5kg
Diameter239.0mm
Overall Depth115.0mm
Cutout Diameter200.0mm
Bolt Circle Diameter222.0mm
Additional Manufacturer Specs
Bl28 Tm
Fs245 Hz
Le1.9 mH
Re10.9 Ω
Sd220 cm² (34.1 in²)
Ebp544 Hz
Mms19 g
Qes0.45
Qms10.2
Qts0.43
Vas1.5 dm³ (0.05 ft³)
η04.7 %
ConeRCK008NSM6416
Xmax2 mm
Xvar1.7 mm
SpiderSingle
Cone ShapeRadial
Pole DesignT-Pole
Winding Depth14.2 mm (0.56 in)
Surround ShapeDouble Roll
Former MaterialGlass Fibre
Magnet MaterialNeodymium Ring
Nominal Diameter200 mm (8 in)
Winding MaterialAluminium
Magnetic Gap Depth10 mm (0.39 in)
Bolt Circle Diameter222 mm (8.74 in)
Woofer Cone TreatmentWP Waterproof Front Side
Baffle Cutout Diameter200 mm (7.87 in)
Flange And Gasket Thickness16 mm (0.63 in)
Air Volume Occupied By Driver3.5 dm³ (0.12 ft³)
Similar Drivers
Keep size fixed, then add or remove T/S params to change the ranking and the comparison rows.
Reference
B&C
8NSM64
8"
Best current price
£194.26
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
Loading matches