Media
Auto-advancing
Size
4"
Impedance
8Ω
RMS Power
30W
EBP
90
Either alignment
Vd
21cm³
T/S Parameters
Valid
Fs67Hz
Qts0.66
Qes0.74
Qms5.6
Vas3.0L
Re7.7Ω
Le1.25mH
BL5.4Tm
Sd52cm²
Mms7g
Xmax4.0mm
Power30W
Impedance8Ω
F Low60Hz
F High10000Hz
Pricing & availability
Price movement
Best current price
Updated 17 May 2026
soundimports
£31.57
inc VAT
Dimensions & Physical
Weight0.4kg
Diameter105.0mm
Overall Depth67.0mm
Cutout Diameter93.0mm
Similar Drivers
Keep size fixed, then add or remove T/S params to change the ranking and the comparison rows.
Reference
Dayton Audio
ND105-8
4"
Best current price
£31.57
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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