Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespB&C 4NDS34 8Ω
LF DriverMedia
Auto-advancing
Overview
LF Driver4NDS series
B&C
B&C 4NDS34
B&C 4NDS34 is a 4" 8 ohm LF driver rated at 100W RMS. The validated T/S data includes Fs 79Hz, Qts 0.24, Vas 2.6L, Xmax 3.8mm, sensitivity 89.1dB, plus 22cm³ Vd and 316 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £51.19.
Size
4"
Impedance
8Ω
RMS Power
100W
Sensitivity
89.1dB
EBP
316
Vented alignment
Vd
22cm³
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs79Hz
Qts0.24
Qes0.25
Qms8.5
Vas2.6L
Re5.5Ω
Le0.21mH
BL8.8Tm
Sd57cm²
Mms7g
Xmax3.8mm
SPL89dB
Power100W
Power Nominal100W
Impedance8Ω
Min Impedance6.2Ω
F Low80Hz
F High2000Hz
Voice Coil34mm
Flux Density1.25T
Pricing & availability
Price definitionsPrice movement
Other offers
2 vendorsjpleisure
Updated 7 Aug 2026· 8Ω
Source: ex VAT · 20%
£56.60
inc VAT
In stock
jpleisure
Updated 11 Sept 2026· 8Ω
Source: ex VAT · 20%
£56.60
inc VAT
In stock
Best current price
Updated 11 Sept 2026
bluearan
£51.19
Avg £54.80£3.61 below avg (-6.6%)
inc VAT·47 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
Weight0.6kg
Diameter127.0mm
Overall Depth67.0mm
Cutout Diameter103.0mm
Bolt Circle Diameter114.0mm
Additional Manufacturer Specs
Bl8.8 Tm
Fs79 Hz
Le0.21 mH
Re5.5 Ω
Sd57 cm² (8.84 in²)
Ebp316 Hz
Mms7.2 g
Qes0.25
Qms8.5
Qts0.24
Vas2.6 dm³ (0.09 ft³)
η00.5 %
ConeRCK04NDS348
Xmax3.8 mm
Xvar5 mm
SpiderSingle
Cone ShapeExponential
Pole DesignT-Pole
Winding Depth11 mm (0.43 in)
Surround ShapeRoll
Former MaterialGlass Fibre
Magnet MaterialNeodymium Inside Slug
Nominal Diameter100 mm (4 in)
Winding MaterialCopper
Magnetic Gap Depth7 mm (0.28 in)
Recommended Tuning90 Hz
Bolt Circle Diameter114 mm (4.51 in)
Recommended Enclosure3 dm³ (0.11 ft³)
Woofer Cone TreatmentTWP Waterproof Both Sides
Baffle Cutout Diameter103 mm (4.06 in)
Flange And Gasket Thickness3 mm (0.12 in)
Air Volume Occupied By Driver0.25 dm³ (0.01 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
4NDS34
4"
Best current price
£51.19
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.
4 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
58%
Similarity
27% cheaper£37.33
Lavoce
WSN041.00
4"
Lower price
Xmax4mm+5%
Qts0.3+25%
BL8.3Tm-6%
Vas1.8L-31%
Qes0.32+28%
75%
Similarity
3% cheaper£49.44
B&C
4NDF34
4"
Lower price
Xmax3.8mm0%
Qts0.27+13%
BL9Tm+2%
Vas1.6L-38%
Qes0.28+12%
34%
Similarity
Accuton
C90-6-726
5"
Xmax3mm-21%
Qts0.19-21%
BL11.1Tm+26%
Vas2.4L-8%
Qes0.2-20%
31%
Similarity
Accuton
BD90-6-727
5"
Xmax3mm-21%
Qts0.28+17%
BL10.7Tm+22%
Vas1.6L-38%
Qes0.3+20%