Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespB&C 18NBX100 4Ω
LF DriverMedia
Auto-advancing
Overview
LF Driver18NBX series
B&C
B&C 18NBX100
B&C 18NBX100 is a 18" 4 ohm LF driver rated at 1200W RMS. The validated T/S data includes Fs 35Hz, Qts 0.37, Vas 192L, Xmax 10mm, sensitivity 95.3dB, plus 1210cm³ Vd and 90 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £274.00.
Size
18"
Impedance
4Ω
RMS Power
1200W
Sensitivity
95.3dB
EBP
90
Either alignment
Vd
1210cm³
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 f939bcee22ec…Medium confidence7,125 selected pixels of 7,125 - Trace datasheet-response-trace-poc/v2
free-air impedance
Impedance response
240 plotted pointsSource file SHA-256 f939bcee22ec…Medium confidence3,977 selected pixels of 3,977
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs35Hz
Qts0.37
Qes0.39
Qms7.0
Vas192.0L
Re3.6Ω
Le1.74mH
BL22.0Tm
Sd1210cm²
Mms225g
Xmax10.0mm
SPL95dB
Power1200W
Power Nominal1200W
Impedance4Ω
Min Impedance4.4Ω
F Low35Hz
F High1000Hz
Voice Coil100mm
Flux Density1.10T
Pricing & availability
Price definitionsPrice movement
Other offers
2 vendorsjpleisure
Updated 7 Aug 2026· 4Ω
Source: ex VAT · 20%
£278.92
inc VAT
In stock
jpleisure
Updated 11 Sept 2026· 4Ω
Source: ex VAT · 20%
£278.92
inc VAT
In stock
Best current price
Updated 11 Sept 2026
bluearan
£274.00
Avg £277.28£3.28 below avg (-1.2%)
inc VAT·10 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
Weight9.1kg
Diameter460.0mm
Overall Depth208.0mm
Cutout Diameter422.0mm
Bolt Circle Diameter440.0mm
Additional Manufacturer Specs
Bl22 Tm
Fs35 Hz
Le1.74 mH
Re3.6 Ω
Sd1210 cm² (187.55 in²)
Ebp90 Hz
Mms225 g
Qes0.39
Qms7
Qts0.37
Vas192 dm³ (6.78 ft³)
η02.02 %
ConeRCK18NBX1004
Xmax10 mm
Xvar12 mm
SpiderDouble Silicone
Cone ShapeRadial
Pole DesignT-Pole
Winding Depth25 mm (1 in)
Surround ShapeTriple Roll
Former MaterialGlass Fibre
Magnet MaterialNeodymium Inside Slug
Nominal Diameter460 mm (18 in)
Winding MaterialCopper
Magnetic Gap Depth11 mm (0.43 in)
Recommended Tuning35 Hz
Bolt Circle Diameter440 mm (17.3 in)
Recommended Enclosure200 dm³ (7.1 ft³)
Woofer Cone TreatmentTWP Waterproof Both Sides
Baffle Cutout Diameter422 mm (16.6 in)
Flange And Gasket Thickness14 mm (0.55 in)
Air Volume Occupied By Driver8.5 dm³ (0.3 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
18NBX100
18"
Best current price
£274.00
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.
55%
Similarity
31% cheaper£187.71
SB Audience
ROSSO-18SW800
18"
Lower price
Xmax11.3mm+13%
Qts0.46+24%
BL21Tm-5%
Vas258.1L+34%
Qes0.48+23%
71%
Similarity
27% cheaper£200.80
SB Audience
ROSSO-18SW750
18"
Lower price
Xmax8.8mm-12%
Qts0.43+16%
BL23.3Tm+6%
Vas206.9L+8%
Qes0.45+15%
74%
Similarity
25% cheaper£205.00
B&C
18PS100
18"
Lower price
Xmax8mm-20%
Qts0.39+5%
BL22.5Tm+2%
Vas245L+28%
Qes0.41+5%
62%
Similarity
25% cheaper£205.00
B&C
18PS100
18"
Lower price
Xmax7mm-30%
Qts0.4+8%
BL20Tm-9%
Vas251L+31%
Qes0.42+8%
54%
Similarity
21% cheaper£215.75
RCF
LF18G401
18"
Lower price
Xmax9mm-10%
Qts0.29-22%
BL24.6Tm+12%
Vas268L+40%
Qes0.3-23%
80%
Similarity
18% cheaper£225.00
Beyma
18LEX1000FE
18"
Lower price
Xmax11mm+10%
Qts0.38+3%
BL23.8Tm+8%
Vas250L+30%
Qes0.390%
78%
Similarity
18% cheaper£225.00
Beyma
18LEX1200FE
18"
Lower price
Xmax11mm+10%
Qts0.38+3%
BL23.2Tm+5%
Vas277L+44%
Qes0.390%
68%
Similarity
18% cheaper£225.00
RCF
L18P300
18"
Lower price
Xmax8mm-20%
Qts0.33-11%
BL23.5Tm+7%
Vas226L+18%
Qes0.34-13%
78%
Similarity
16% cheaper£229.99
B&C
18PZW100
18"
Lower price
Xmax8mm-20%
Qts0.36-3%
BL25.5Tm+16%
Vas186L-3%
Qes0.38-3%
86%
Similarity
16% cheaper£230.00
Celestion
ERPROX18
18"
Lower price
Xmax9.5mm-5%
Qts0.38+2%
BL24.4Tm+11%
Vas188.9L-2%
Qes0.43+11%
77%
Similarity
13% cheaper£237.20
Celestion
FTR18-4080HDX
18"
Lower price
Xmax10.1mm+1%
Qts0.43+16%
BL21.3Tm-3%
Vas174.9L-9%
Qes0.47+19%
51%
Similarity
13% cheaper£238.00
B&C
18PZB100
18"
Lower price
Xmax8mm-20%
Qts0.28-24%
BL25Tm+14%
Vas164L-15%
Qes0.29-26%