Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespEighteen Sound 15ND840 8Ω
LF DriverMedia
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Overview
LF Driver
Eighteen Sound
Eighteen Sound 15ND840
Eighteen Sound 15ND840 is a 15" 8 ohm LF driver rated at 600W RMS. The validated T/S data includes Fs 43Hz, Qts 0.37, Vas 163L, Xmax 9.5mm, sensitivity 97.2dB, plus 837cm³ Vd and 110 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
Size
15"
Impedance
8Ω
RMS Power
600W
Sensitivity
97.2dB
99.0dBmanufacturer; using T/S-derived value (1.8dB delta).
EBP
110
Vented alignment
Vd
837cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
frequency response189 ptsp2medium
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/v1
frequency response
Frequency response
189 plotted pointsMedium confidence2,502 selected pixels of 2,685 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence638 selected pixels of 864
T/S Parameters
Valid
Fs43Hz
Qts0.37
Qes0.39
Qms6.6
Vas163.0L
Re5.0Ω
Le0.43mH
BL17.9Tm
Sd881cm²
Mms94g
Xmax9.5mm
SPL97dB
Power600W
Power Nominal600W
Impedance8Ω
F Low38Hz
F High4000Hz
Pricing & availability
Price definitionsVendor offers
1 vendorleanaudio
Updated 11 Sept 2026· 8Ω
Source: inc VAT · 20%
£195.95
inc VAT
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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.
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.wdr · VituixCAD 2 Enclosure
A WinISD driver file that VituixCAD imports directly.
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Dimensions & Physical
Weight4.7kg
Diameter393.0mm
Overall Depth184.0mm
Cutout Diameter354.0mm
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
15ND840
15"
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.
90%
Similarity
Sica
15 N 3 PL
15"
Xmax10mm+5%
Qts0.370%
BL18.4Tm+3%
Vas140.4L-14%
Qes0.37-5%
85%
Similarity
£220.22
FaitalPRO
15FH520
15"
Xmax8.8mm-8%
Qts0.39+5%
BL18.4Tm+3%
Vas186.5L+14%
Qes0.41+5%
83%
Similarity
£135.11
Lavoce
WAF153.00
15"
Xmax7mm-26%
Qts0.370%
BL17.9Tm0%
Vas146.3L-10%
Qes0.390%
82%
Similarity
Precision Devices
PD.154NR1
15"
Xmax8.5mm-11%
Qts0.4+8%
BL18.5Tm+3%
Vas158L-3%
Qes0.43+10%
82%
Similarity
£155.00
Celestion
FTR15-3070E
15"
Xmax7.8mm-18%
Qts0.38+2%
BL17.9Tm0%
Vas145.8L-11%
Qes0.43+9%
81%
Similarity
SB Audience
BIANCO-15SW600
15"
Xmax11mm+16%
Qts0.38+3%
BL20.2Tm+13%
Vas159.1L-2%
Qes0.4+3%
81%
Similarity
£187.96
Eighteen Sound
15W750
15"
Xmax8mm-16%
Qts0.370%
BL17.6Tm-2%
Vas218L+34%
Qes0.390%
81%
Similarity
Oberton
15NCX
15"
Xmax7.8mm-18%
Qts0.36-3%
BL18.6Tm+4%
Vas138.4L-15%
Qes0.38-4%
81%
Similarity
£205.75
FaitalPRO
15FH530
15"
Xmax9.3mm-3%
Qts0.35-5%
BL20.7Tm+16%
Vas140.6L-14%
Qes0.36-8%
79%
Similarity
£327.41
Eighteen Sound
15NTLW3500
15"
Xmax8.3mm-13%
Qts0.39+5%
BL19.5Tm+9%
Vas131L-20%
Qes0.4+3%
78%
Similarity
Oberton
15CX
15"
Xmax7mm-26%
Qts0.35-6%
BL18.4Tm+3%
Vas163.8L0%
Qes0.37-5%
78%
Similarity
Oberton
15MB500
15"
Xmax7.8mm-18%
Qts0.34-8%
BL18.5Tm+4%
Vas161.5L-1%
Qes0.35-11%