Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespB&C 8FMB51 8Ω
LF DriverMedia
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Overview
LF Driver8FMB series
B&C
B&C 8FMB51
B&C 8FMB51 is a 8" 8 ohm LF driver rated at 250W RMS. The validated T/S data includes Fs 67Hz, Qts 0.28, Vas 20.7L, Xmax 5.5mm, sensitivity 95.1dB, plus 125cm³ Vd and 216 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £80.08.
Size
8"
Impedance
8Ω
RMS Power
250W
Sensitivity
95.1dB
96.5dBmanufacturer; using T/S-derived value (1.4dB delta).
EBP
216
Vented alignment
Vd
125cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs67Hz
Qts0.28
Qes0.31
Qms3.1
Vas20.7L
Re4.7Ω
Le0.48mH
BL11.3Tm
Sd227cm²
Mms20g
Xmax5.5mm
SPL95dB
Power250W
Power Nominal250W
Impedance8Ω
Min Impedance5.5Ω
F Low67Hz
F High4500Hz
Voice Coil51mm
Flux Density1.19T
Pricing & availability
Price definitionsPrice movement
Other offers
2 vendorsjpleisure
Updated 7 Aug 2026· 8Ω
Source: ex VAT · 20%
£96.76
inc VAT
In stock
jpleisure
Updated 11 Sept 2026· 8Ω
Source: ex VAT · 20%
£96.76
inc VAT
In stock
Best current price
Updated 11 Sept 2026
bluearan
£80.08
Avg £91.20£11.12 below avg (-12.2%)
inc VAT·29 in stock·5-7 weeks
Use this driver
Open it in 00 Simulator, download it for your enclosure tool, or copy the specification values.
Files use canonical values. Required mechanical fields are derived only where the target format needs them.
WinISD
.wdr · WinISD driver editor
Native WinISD driver record with the required SI conversions.
Download for WinISDBASTA!
.bastaelement · BASTA! loudspeaker simulator
Native BASTA! element file using its documented SI-unit fields.
Download for BASTA!VituixCAD
.wdr · VituixCAD 2 Enclosure
A WinISD driver file that VituixCAD imports directly.
Download for VituixCAD00 Simulator
Direct import · Web app
Start a new enclosure simulation with this driver already loaded.
Open in 00 SimulatorCopy spec sheet
Plain text · Clipboard
Copy the available values as a clean label-and-value list.
Dimensions & Physical
Weight3.4kg
Diameter225.0mm
Overall Depth92.0mm
Cutout Diameter187.0mm
Bolt Circle Diameter210.0mm
Additional Manufacturer Specs
Bl11.3 Tm
Fs67 Hz
Le0.48 mH
Re4.7 Ω
Sd227 cm² (35.19 in²)
Ebp216 Hz
Mms20.2 g
Qes0.31
Qms3.07
Qts0.28
Vas20.7 dm³ (0.73 ft³)
η01.91 %
ConeRCK008FMB518
Xmax5.5 mm
Xvar5 mm
SpiderSingle
Cone ShapeCurvilinear
Pole DesignT-Pole
Winding Depth15 mm (0.59 in)
Surround ShapeTriple Roll
Former MaterialGlass Fibre
Magnet MaterialFerrite
Nominal Diameter200 mm (8 in)
Winding MaterialAluminium
Magnetic Gap Depth8 mm (0.31 in)
Recommended Tuning80 Hz
Bolt Circle Diameter210 mm (8.27 in)
Recommended Enclosure14 dm³ (0.49 ft³)
Woofer Cone TreatmentWaterproof Impregnated Cone
Baffle Cutout Diameter187 mm (7.36 in)
Flange And Gasket Thickness9 mm (0.35 in)
Air Volume Occupied By Driver1.2 dm³ (0.04 ft³)
Similar Drivers
Size stays fixed. Tune the T/S ranges to change what counts as a match, or add a specific driver to compare it directly.
Reference
B&C
8FMB51
8"
Best current price
£80.08
Compare on
Matches sit inside every range. Size stays fixed automatically.
5 active T/S params, plus size. Pin a driver to open a side-by-side comparison.
12 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
37%
Similarity
26% cheaper£59.16
Dayton Audio
RS180-8
7"
Lower price
Xmax6mm+9%
Qts0.31+11%
BL7.8Tm-31%
Vas24.4L+18%
Qes0.42+35%
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FaitalPRO
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BL13.5Tm+19%
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Qes0.34+10%
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PRV Audio
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Vas19.6L-5%
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Beyma
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FaitalPRO
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Higher price
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B&C
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B&C
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Higher price
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Eighteen Sound
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Lavoce
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SB Audience
ROSSO-8CX250
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Higher price
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