Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespB&C 8NW51 4Ω
LF DriverMedia
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Overview
LF Driver8NW series
B&C
B&C 8NW51
B&C 8NW51 is a 8" 4 ohm LF driver rated at 200W RMS. The validated T/S data includes Fs 76Hz, Qts 0.25, Vas 10.6L, Xmax 6mm, sensitivity 94.6dB, plus 132cm³ Vd and 292 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
Size
8"
Impedance
4Ω
RMS Power
200W
Sensitivity
94.6dB
97.0dBmanufacturer; using T/S-derived value (2.4dB delta).
EBP
292
Vented alignment
Vd
132cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
free-air SPL240 ptsp3medium
Curve provenanceInspect 2 tracesHide details
These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works
- Trace datasheet-response-trace-poc/v2
free-air SPL
Frequency response
240 plotted pointsSource file SHA-256 87c600025dde…Medium confidence5,325 selected pixels of 5,325 - Trace datasheet-response-trace-poc/v2
free-air impedance
Impedance response
240 plotted pointsSource file SHA-256 87c600025dde…Medium confidence3,789 selected pixels of 3,789
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs76Hz
Qts0.25
Qes0.26
Qms5.3
Vas10.6L
Re2.5Ω
Le0.20mH
BL11.2Tm
Sd220cm²
Mms27g
Xmax6.0mm
SPL95dB
Power200W
Power Nominal200W
Impedance4Ω
Min Impedance3.7Ω
F Low70Hz
F High3000Hz
Voice Coil51mm
Flux Density1.30T
Pricing & availability
Price definitionsNo standard offers found
Check the manufacturer website for current pricing.
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
Weight3.0kg
Diameter225.0mm
Overall Depth100.0mm
Cutout Diameter187.0mm
Bolt Circle Diameter210.0mm
Additional Manufacturer Specs
Bl11.2 Tm
Fs76 Hz
Le0.2 mH
Re2.5 Ω
Sd220 cm² (34.1 in²)
Ebp292 Hz
Mms27 g
Qes0.26
Qms5.3
Qts0.25
Vas10.6 dm³ (0.37 ft³)
η01.76 %
ConeRCK008NW514
Xmax6 mm
Xvar5 mm
SpiderSingle
Cone ShapeExponential
Pole DesignT-Pole
Winding Depth16 mm (0.65 in)
Surround ShapeDouble Roll
Former MaterialGlass Fibre
Magnet MaterialNeodymium Ring
Nominal Diameter200 mm (8 in)
Winding MaterialCopper
Magnetic Gap Depth10 mm (0.4 in)
Bolt Circle Diameter210 mm (8.3 in)
Woofer Cone TreatmentTWP Waterproof Both Sides
Baffle Cutout Diameter187 mm (7.4 in)
Flange And Gasket Thickness11 mm (0.4 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
8NW51
8"
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.
9 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
72%
Similarity
Oberton
8NB201
8"
Xmax5.3mm-12%
Qts0.24-2%
BL14.4Tm+29%
Vas12.5L+18%
Qes0.26-2%
69%
Similarity
Oberton
8NMB250v4
8"
Xmax4.5mm-25%
Qts0.26+3%
BL14.3Tm+27%
Vas10.9L+3%
Qes0.27+3%
61%
Similarity
Lavoce
CAN082.00K
8"
Xmax6.7mm+12%
Qts0.27+8%
BL13.2Tm+17%
Vas15.1L+42%
Qes0.3+15%
59%
Similarity
£231.79
FaitalPRO
8HX240
8"
Xmax6.2mm+3%
Qts0.3+20%
BL13.8Tm+23%
Vas12.9L+22%
Qes0.31+19%
52%
Similarity
£191.24
FaitalPRO
8HX230
8"
Xmax6.2mm+3%
Qts0.29+16%
BL15Tm+34%
Vas14.7L+39%
Qes0.31+19%
50%
Similarity
£219.76
FaitalPRO
8HX200
8"
Xmax4.9mm-18%
Qts0.3+20%
BL13.8Tm+23%
Vas13.1L+24%
Qes0.31+19%
50%
Similarity
CIARE
FXI8
8"
Xmax4.5mm-25%
Qts0.29+16%
BL13.3Tm+19%
Vas13L+23%
Qes0.32+23%
48%
Similarity
£100.24
FaitalPRO
8PR210
8"
Xmax6.9mm+15%
Qts0.29+16%
BL13.5Tm+21%
Vas15.4L+45%
Qes0.32+23%
44%
Similarity
£137.66
BMS
8S215
8"
Xmax4.3mm-29%
Qts0.31+24%
BL13.6Tm+21%
Vas11L+4%
Qes0.33+27%