T/S Parameters
Valid
Fs34Hz
Qts0.40
Qes0.42
Qms7.7
Vas20.4L
Re5.9Ω
Le0.50mH
BL9.0Tm
Sd133cm²
Mms27g
Xmax9.8mm
SPL84dB
Power80W
Impedance8Ω
Min Impedance6.7Ω
Voice Coil39mm
Pricing & availability
Price movement
Best current price
Updated 17 May 2026
soundimports
£407.06
inc VAT
Dimensions & Physical
Weight1.8kg
Diameter176.0mm
Cutout Diameter148.0mm
Bolt Circle Diameter166.0mm
Similar Drivers
Keep size fixed, then add or remove T/S params to change the ranking and the comparison rows.
Reference
Purifi
PTT6.5X08-NAA-08
6.5"
Best current price
£407.06
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Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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