Media
Auto-advancing
Size
12"
Impedance
8Ω
RMS Power
300W
EBP
104
Vented alignment
Vd
332cm³
Frequency response
Manufacturer-provided response plots and related charts.
Overall Parameters
Valid
Fs47Hz
Qts0.42
Qes0.45
Qms5.8
Vas89.8L
Re5.8Ω
Le0.46mH
BL13.9Tm
Sd531cm²
Mms51g
Xmax6.3mm
Power300W
Impedance8Ω
Min Impedance6.6Ω
F Low45Hz
F High20000Hz
Voice Coil65mm
Hybrid view: LF section is used for excursion/motor values, while frequency limits merge upper sections.
Pricing & availability
Price movement
Other offers
3 vendorsbluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£90.25
inc VAT
bluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£99.13
inc VAT
bluearan
Updated 17 May 2026· 8Ω
Source: inc VAT · 20%
£168.20
inc VAT
Best current price
Updated 17 May 2026
bluearan
£75.52
Avg £108.27£32.75 below avg (-30.3%)
inc VAT
Dimensions & Physical
Weight5.6kg
Driver Components
LF
Fs47 Hz
Qts0.42
Qes0.45
Qms5.8
Vas89.8 L
Re5.8 Ω
Le0.46 mH
BL13.9 Tm
Sd531 cm²
Mms51 g
Xmax6.3 mm
Power300 W
Impedance8 Ω
Min Impedance6.6 Ω
F Low45 Hz
F High4000 Hz
Voice Coil65 mm
Cms0.23
Power Program600
Sensitivity97
Xmech10.25
Section dimensions
Weight5600.0 kg
HF
Power60 W
Impedance8 Ω
Min Impedance7.6 Ω
F Low1000 Hz
F High20000 Hz
Xover1600 Hz
Throat25 mm
Voice Coil44 mm
Flux Density1.65 T
Power Program120
Sensitivity105
Similar Drivers
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Reference
Lavoce
CSF122.50K
12"
Best current price
£75.52
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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