Media
Auto-advancing
Size
6.5"
Impedance
8Ω
RMS Power
300W
Sensitivity
93dB
EBP
213
Vented alignment
Vd
75cm³
Frequency response
Manufacturer-provided response plots and related charts.
Overall Parameters
Valid
Fs85Hz
Qts0.37
Qes0.40
Qms7.8
Vas5.0L
Re5.5Ω
Le1.00mH
BL11.3Tm
Sd132cm²
Mms16g
Xmax5.7mm
SPL93dB
Power300W
Power Nominal150W
Impedance8Ω
Min Impedance6.5Ω
Voice Coil51mm
Flux Density1.05T
Hybrid view: LF section is used for excursion/motor values, while frequency limits merge upper sections.
Pricing & availability
Price movement
Other offers
1 vendorjpleisure
Updated 17 May 2026· 8Ω
Source: ex VAT · 20%
£120.61
inc VAT
Best current price
Updated 17 May 2026
bluearan
£81.00
Avg £100.81£19.81 below avg (-19.6%)
inc VAT
Driver Components
LFSpecifications LF unit
Fs85 Hz
Qts0.37
Qes0.40
Qms7.8
Vas5.0 L
Re5.5 Ω
Le1.00 mH
BL11.3 Tm
Sd132 cm²
Mms16 g
Xmax5.7 mm
SPL93 dB
Power300 W
Power Nominal150 W
Impedance8 Ω
Min Impedance6.5 Ω
Voice Coil51 mm
Flux Density1.05 T
HFSpecifications HF unit
Le0.10 mH
SPL109 dB
Power20 W
Power Nominal10 W
Impedance8 Ω
Min Impedance7.0 Ω
Xover2500 Hz
Voice Coil25 mm
Flux Density1.65 T
Additional Manufacturer Specs
Bl11.3 Tm
Fs85 Hz
Le1 mH
Re5.5 Ω
Sd132 cm² (20.5 in²)
Ebp213 Hz
Mms16 g
Qes0.4
Qms7.8
Qts0.37
Vas5 dm³ (0.18 ft³)
η00.83 %
Xvar5.7 mm
Winding Depth13 mm (0.51 in)
Former MaterialKapton
Nominal Diameter170 mm (6.5 in)
Winding MaterialCopper
Magnetic Gap Depth6 mm (0.24 in)
Woofer Cone TreatmentWP Waterproof Front Side
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Reference
B&C
6FHX51
6.5"
Best current price
£81.00
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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