Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
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Overview
LF Driver8FMB series
B&C
B&C 8FMB51
B&C 8FMB51 is a 8" 16 ohm LF driver rated at 250W RMS. The validated T/S data includes Fs 68Hz, Qts 0.39, Vas 20.5L, Xmax 5.5mm, sensitivity 93.8dB, plus 125cm³ Vd and 158 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £96.76.
Size
8"
Impedance
16Ω
RMS Power
250W
Sensitivity
93.8dB
96.0dBmanufacturer; using T/S-derived value (2.2dB delta).
EBP
158
Vented alignment
Vd
125cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs68Hz
Qts0.39
Qes0.43
Qms4.1
Vas20.5L
Re9.8Ω
Le0.83mH
BL13.7Tm
Sd227cm²
Mms20g
Xmax5.5mm
SPL94dB
Power250W
Power Nominal250W
Impedance16Ω
Min Impedance11.0Ω
F Low68Hz
F High4500Hz
Voice Coil51mm
Flux Density1.19T
Pricing & availability
Price definitionsPrice movement
Best current price
£96.76
inc VAT·Vendor hidden
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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.
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.bastaelement · BASTA! loudspeaker simulator
Native BASTA! element file using its documented SI-unit fields.
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.wdr · VituixCAD 2 Enclosure
A WinISD driver file that VituixCAD imports directly.
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Dimensions & Physical
Weight3.4kg
Diameter225.0mm
Overall Depth92.0mm
Cutout Diameter187.0mm
Bolt Circle Diameter210.0mm
Additional Manufacturer Specs
Bl13.73 Tm
Fs68 Hz
Le0.83 mH
Re9.8 Ω
Sd227 cm² (35.19 in²)
Ebp158 Hz
Mms19.7 g
Qes0.43
Qms4.1
Qts0.39
Vas20.5 dm³ (0.72 ft³)
η01.4 %
ConeRCK008FMB5116
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 Driver1.1 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
£96.76
Compare on
Matches sit inside every range. Size stays fixed automatically.
5 active T/S params, plus size.
12 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
73%
Similarity
65% cheaper£34.02
Lavoce
WSF081.82
8"
Lower price
Xmax4.6mm-16%
Qts0.38-3%
BL11.3Tm-18%
Vas14.3L-30%
Qes0.430%
44%
Similarity
61% cheaper£37.43
Dayton Audio
MB820-8
8"
Lower price
Xmax4mm-27%
Qts0.46+18%
BL9.6Tm-30%
Vas15.8L-23%
Qes0.52+21%
74%
Similarity
55% cheaper£43.52
FaitalPRO
8FE300
8"
Lower price
Xmax5.5mm0%
Qts0.44+13%
BL11.3Tm-18%
Vas15.7L-23%
Qes0.46+7%
68%
Similarity
49% cheaper£49.00
SB Audience
BIANCO-8MW250
8"
Lower price
Xmax6.5mm+18%
Qts0.4+3%
BL11Tm-20%
Vas13.8L-33%
Qes0.45+5%
65%
Similarity
48% cheaper£50.00
Celestion
TF0818
8"
Lower price
Xmax5mm-9%
Qts0.43+10%
BL12.9Tm-6%
Vas9.4L-54%
Qes0.49+15%
86%
Similarity
47% cheaper£51.00
Fane
SOVEREIGN 8-225
8"
Lower price
Xmax5.5mm0%
Qts0.38-3%
BL11Tm-20%
Vas22L+7%
Qes0.42-2%
82%
Similarity
38% cheaper£59.70
Celestion
TRUVOX 0820
8"
Lower price
Xmax5mm-9%
Qts0.390%
BL11.5Tm-16%
Vas17.3L-16%
Qes0.42-3%
62%
Similarity
36% cheaper£62.00
FaitalPRO
8RS250
8"
Lower price
Xmax6.9mm+26%
Qts0.32-18%
BL13.5Tm-2%
Vas18.3L-11%
Qes0.34-21%
71%
Similarity
26% cheaper£71.42
Lavoce
WAF082.00
8"
Lower price
Xmax6.3mm+15%
Qts0.37-5%
BL12.5Tm-9%
Vas11.9L-42%
Qes0.41-5%
67%
Similarity
15% cheaper£81.76
SB Audience
BIANCO-8MWN150
8"
Lower price
Xmax6mm+9%
Qts0.38-3%
BL16.5Tm+20%
Vas9.9L-52%
Qes0.4-7%
75%
Similarity
7% cheaper£90.00
Eighteen Sound
8MB400
8"
Lower price
Xmax5.8mm+5%
Qts0.38-3%
BL9.3Tm-32%
Vas23.9L+17%
Qes0.430%
69%
Similarity
4% cheaper£92.98
B&C
8CL51
8"
Lower price
Xmax6.5mm+18%
Qts0.41+5%
BL12Tm-13%
Vas12.5L-39%
Qes0.44+2%