T/S Parameters
Valid
Fs28Hz
Qts0.29
Qes0.30
Qms8.3
Vas441.2L
Re6.3Ω
Le1.90mH
BL22.1Tm
Sd1140cm²
Mms130g
Xmax6.1mm
SPL99dB
Power650W
Impedance8Ω
F Low41Hz
F High2000Hz
Pricing & availability
Price movement
Other offers
1 vendorleanaudio
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£223.09
inc VAT
Best current price
Updated 17 May 2026
bluearan
£189.00
Avg £206.05£17.05 below avg (-8.3%)
inc VAT
Dimensions & Physical
Weight11.1kg
Diameter457.2mm
Overall Depth207.0mm
Cutout Diameter420.6mm
Bolt Circle Diameter438.1mm
Similar Drivers
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Reference
Eminence
SIGMA PRO-18A
18"
Best current price
£189.00
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5 active T/S params, plus size.
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