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Eighteen Sound 15NLW9500 4Ω

LF Driver
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Media

Eighteen Sound 15NLW9500 15 inch 4 ohm loudspeaker driver

Overview

LF Driver
Eighteen Sound

Eighteen Sound 15NLW9500

Eighteen Sound 15NLW9500 is a 15" 4 ohm LF driver rated at 1000W RMS. The validated T/S data includes Fs 34Hz, Qts 0.29, Vas 147.5L, Xmax 9mm, sensitivity 94.9dB, plus 765cm³ Vd and 113 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.

Size
15"
Impedance
4Ω
RMS Power
1000W
Sensitivity
94.9dB
96.0dBmanufacturer; using T/S-derived value (1.1dB delta).
EBP
113
Vented alignment
Vd
765cm³
Datasheet

Datasheet traces

Frequency and impedance curves traced from the manufacturer PDF.

2 curves
10899918274501002005001k2kHzdBfrequency response
frequency response240 ptsp2medium
Curve provenanceInspect 2 tracesHide details

These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works

  • frequency response

    Frequency response

    Trace datasheet-response-trace-poc/v2
    240 plotted pointsSource file SHA-256 edb0b9c27c9e…Medium confidence1,994 selected pixels of 2,498
    Manufacturer datasheet, page 2

  • impedance

    Impedance response

    Trace datasheet-response-trace-poc/v2
    240 plotted pointsSource file SHA-256 edb0b9c27c9e…Medium confidence2,232 selected pixels of 2,432
    Manufacturer datasheet, page 2

T/S Parameters

Valid
Canonical
Fs34Hz
Qts0.29
Qes0.30
Qms7.8
Vas147.5L
Re2.7Ω
Le0.58mH
BL18.2Tm
Sd850cm²
Mms172g
Xmax9.0mm
SPL95dB
Power1000W
Power Nominal1000W
Impedance4Ω
F Low42Hz
F High2000Hz
What this validation status means

Pricing & availability

Price definitions

No 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.

Hornresp

.txt · Hornresp driver database

Driver file ready to place in Hornresp’s Drivers folder.

Download for Hornresp

WinISD

.wdr · WinISD driver editor

Native WinISD driver record with the required SI conversions.

Download for WinISD

BASTA!

.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 VituixCAD

00 Simulator

Direct import · Web app

Start a new enclosure simulation with this driver already loaded.

Open in 00 Simulator

Copy spec sheet

Plain text · Clipboard

Copy the available values as a clean label-and-value list.

Dimensions & Physical

Weight7.0kg
Diameter387.0mm
Overall Depth177.0mm
Cutout Diameter353.0mm
Bolt Circle Diameter370.0mm

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.

Search Similar
Eighteen Sound 15NLW9500 15 inch 4 ohm loudspeaker driver similar-driver reference
Reference
Eighteen Sound
15NLW9500
15"
Compare on

Matches sit inside every range. Size stays fixed automatically.

Qts
Qes
Vas
L
Xmax
mm
BL
Tm

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.

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Similarity
£244.00
B&C
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Xmax8mm-11%
Qts0.28-3%
BL16.5Tm-9%
Vas154L+4%
Qes0.29-3%
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Xmax9.5mm+6%
Qts0.3+3%
BL20.1Tm+11%
Vas124L-16%
Qes0.31+3%
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Xmax9.4mm+5%
Qts0.3+3%
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BL22.2Tm+22%
Vas150.1L+2%
Qes0.29-3%
Oberton 15NXL701 15 inch 8 ohm loudspeaker driver similar driver
81%
Similarity
Oberton
15NXL701
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Xmax9.3mm+3%
Qts0.3+3%
BL21.7Tm+19%
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Qes0.31+4%
Eighteen Sound 15NTLW2500 15 inch 8 ohm loudspeaker driver similar driver
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Similarity
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Xmax8mm-11%
Qts0.3+3%
BL21.2Tm+16%
Vas143L-3%
Qes0.31+3%
Oberton 15NMB500 15 inch 8 ohm loudspeaker driver similar driver
80%
Similarity
Oberton
15NMB500
15"
Xmax7.8mm-14%
Qts0.29+1%
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B&C 15TBX100 15 inch 4 ohm loudspeaker driver similar driver
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Similarity
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B&C
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Xmax9mm0%
Qts0.27-7%
BL22.1Tm+22%
Vas129.6L-12%
Qes0.28-7%
FaitalPRO 15FH500 15 inch 8 ohm loudspeaker driver similar driver
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FaitalPRO
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Xmax9.3mm+3%
Qts0.31+7%
BL19.2Tm+5%
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Qes0.32+7%
Eighteen Sound 15ND940 15 inch 8 ohm loudspeaker driver similar driver
79%
Similarity
Eighteen Sound
15ND940
15"
Xmax9.5mm+6%
Qts0.28-3%
BL21.9Tm+20%
Vas174L+18%
Qes0.29-3%
Oberton 15B450 / 15B450A / 15B450A2 15 inch 8 ohm loudspeaker driver similar driver
78%
Similarity
Oberton
15B450 / 15B450A / 15B450A2
15"
Xmax6.8mm-25%
Qts0.29-1%
BL20.4Tm+12%
Vas146.8L0%
Qes0.29-2%
Celestion FTR15-4080FD 15 inch 8 ohm loudspeaker driver similar driver
78%
Similarity
Celestion
FTR15-4080FD
15"
Xmax8.5mm-6%
Qts0.28-4%
BL23.1Tm+27%
Vas164.3L+11%
Qes0.3-1%