T/S Parameters
Valid
Fs36Hz
Qts0.38
Qes0.39
Qms8.5
Vas164.5L
Re5.9Ω
Le1.54mH
BL28.2Tm
Sd1217cm²
Mms237g
Xmax15.2mm
SPL97dB
Power1600W
Impedance8Ω
F Low27Hz
F High1000Hz
Pricing & availability
Price movement
Best current price
Updated 17 May 2026
bluearan
£299.00
inc VAT
Dimensions & Physical
Weight9.5kg
Diameter460.5mm
Overall Depth226.1mm
Cutout Diameter421.6mm
Bolt Circle Diameter439.9mm
Similar Drivers
Keep size fixed, then add or remove T/S params to change the ranking and the comparison rows.
Reference
Eminence
NSW4018-8 18
18"
Best current price
£299.00
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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