Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespEighteen Sound 15NTLS3500 8Ω
LF DriverMedia
Overview
LF Driver
Eighteen Sound
Eighteen Sound 15NTLS3500
Eighteen Sound 15NTLS3500 is a 15" 8 ohm LF driver rated at 950W RMS. The validated T/S data includes Fs 28Hz, Qts 0.42, Vas 141L, Xmax 15.3mm, sensitivity 90.5dB, plus 1348cm³ Vd and 64 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £468.81.
Size
15"
Impedance
8Ω
RMS Power
950W
Sensitivity
90.5dB
89.0dBmanufacturer; using T/S-derived value (1.5dB delta).
EBP
64
Either alignment
Vd
1348cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
frequency response240 ptsp2medium
Curve provenanceInspect 1 traceHide details
These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works
- Trace datasheet-response-trace-poc/v1
frequency response
Frequency response
240 plotted pointsMedium confidence837 selected pixels of 1,734
T/S Parameters
Valid
Fs28Hz
Qts0.42
Qes0.44
Qms8.2
Vas141.0L
Re5.2Ω
Le1.65mH
BL21.6Tm
Sd881cm²
Mms250g
Xmax15.3mm
SPL91dB
Power950W
Power Nominal950W
Impedance8Ω
F Low30Hz
F High2000Hz
Pricing & availability
Price definitionsPrice movement
Best current price
Updated 11 Sept 2026
leanaudio
£468.81
inc VAT·1 in stock
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
Weight8.3kg
Diameter393.0mm
Overall Depth261.0mm
Cutout Diameter357.0mm
Bolt Circle Diameter371.0mm
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
Eighteen Sound
15NTLS3500
15"
Best current price
£468.81
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.
81%
Similarity
63% cheaper£172.74
BishopSound
BDP15
15"
Lower price
Xmax12.2mm-20%
Qts0.420%
BL21.3Tm-1%
Vas103.4L-27%
Qes0.440%
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SB Audience
ROSSO-15SW800
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Beyma
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Qts0.34-19%
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Qes0.37-16%
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CIARE
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Lower price
Xmax14mm-8%
Qts0.41-2%
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Qes0.440%
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CIARE
15.00SW
15"
Lower price
Xmax13.5mm-12%
Qts0.41-2%
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Qes0.440%
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Eminence
LAB 15
15"
Lower price
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Qts0.35-17%
BL26.7Tm+24%
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53%
Similarity
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FaitalPRO
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Lower price
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51%
Similarity
42% cheaper£272.34
Beyma
15LEX1600FE
15"
Lower price
Xmax13mm-15%
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Similarity
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FaitalPRO
15XL1400
15"
Lower price
Xmax12.9mm-16%
Qts0.33-21%
BL26.7Tm+24%
Vas91.2L-35%
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69%
Similarity
21% cheaper£372.25
FaitalPRO
15XL1200
15"
Lower price
Xmax12.4mm-19%
Qts0.4-5%
BL23.6Tm+9%
Vas86.9L-38%
Qes0.41-7%
63%
Similarity
17% cheaper£387.62
Beyma
15LEX1600ND
15"
Lower price
Xmax14.5mm-5%
Qts0.36-14%
BL25.7Tm+19%
Vas91L-35%
Qes0.38-14%
78%
Similarity
Dayton Audio
MX15-22
15"
Xmax19mm+24%
Qts0.4-5%
BL20.6Tm-5%
Vas146.1L+4%
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