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Eighteen Sound 12NTLS3500 4Ω

LF Driver
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Media

Eighteen Sound 12NTLS3500 12 inch 4 ohm loudspeaker driver

Overview

LF Driver
Eighteen Sound

Eighteen Sound 12NTLS3500

Eighteen Sound 12NTLS3500 is a 12" 4 ohm LF driver rated at 750W RMS. The validated T/S data includes Fs 41Hz, Qts 0.34, Vas 63L, Xmax 7.9mm, sensitivity 92.8dB, plus 419cm³ Vd and 114 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.

Size
12"
Impedance
4Ω
RMS Power
750W
Sensitivity
92.8dB
94.5dBmanufacturer; using T/S-derived value (1.7dB delta).
EBP
114
Vented alignment
Vd
419cm³
Datasheet

Datasheet traces

Frequency and impedance curves traced from the manufacturer PDF.

2 curves
89858178741k2k5k10kHzdBfrequency response
frequency response173 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
    173 plotted pointsSource file SHA-256 5867b80318d8…Medium confidence2,269 selected pixels of 2,733
    Manufacturer datasheet, page 2

  • impedance

    Impedance response

    Trace datasheet-response-trace-poc/v2
    240 plotted pointsSource file SHA-256 5867b80318d8…Medium confidence803 selected pixels of 1,031
    Manufacturer datasheet, page 2

T/S Parameters

Valid
Canonical
Fs41Hz
Qts0.34
Qes0.36
Qms7.8
Vas63.0L
Re3.1Ω
Le0.39mH
BL14.5Tm
Sd531cm²
Mms92g
Xmax7.9mm
SPL93dB
Power750W
Power Nominal750W
Impedance4Ω
F Low40Hz
F High4000Hz
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

Weight4.7kg
Diameter310.0mm
Overall Depth195.0mm
Cutout Diameter283.0mm
Bolt Circle Diameter295.0mm

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 12NTLS3500 12 inch 4 ohm loudspeaker driver similar-driver reference
Reference
Eighteen Sound
12NTLS3500
12"
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
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Vas57L-10%
Qes0.35-3%
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Qes0.38+6%
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Eighteen Sound 12NTLX3500 12 inch 8 ohm loudspeaker driver similar driver
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Similarity
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Beyma 12MCS500 12 inch 8 ohm loudspeaker driver similar driver
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Sica 12 S 3 PL 12 inch 8 ohm loudspeaker driver similar driver
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Similarity
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Lavoce CAF123.00TH 12 inch 8 ohm loudspeaker driver similar driver
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Similarity
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