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bits.00aud.io by 00 Audio

Eighteen Sound 12NTLW2500 4Ω

LF Driver
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Media

Eighteen Sound 12NTLW2500 12 inch 4 ohm loudspeaker driver view 1
Eighteen Sound 12NTLW2500 12 inch 4 ohm loudspeaker driver view 2
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Overview

LF Driver
Eighteen Sound

Eighteen Sound 12NTLW2500

Eighteen Sound 12NTLW2500 is a 12" 4 ohm LF driver rated at 500W RMS. The validated T/S data includes Fs 52Hz, Qts 0.31, Vas 52.7L, Xmax 7.6mm, sensitivity 95.7dB, plus 404cm³ Vd and 163 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.

Size
12"
Impedance
4Ω
RMS Power
500W
Sensitivity
95.7dB
97.5dBmanufacturer; using T/S-derived value (1.8dB delta).
EBP
163
Vented alignment
Vd
404cm³
Datasheet

Datasheet traces

Frequency and impedance curves traced from the manufacturer PDF.

2 curves
10092857770501002005001k2k5kHzdBfrequency 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 f3330b1ea5eb…Medium confidence762 selected pixels of 988
    Manufacturer datasheet, page 2

  • impedance

    Impedance response

    Trace datasheet-response-trace-poc/v2
    150 plotted pointsSource file SHA-256 f3330b1ea5eb…Medium confidence978 selected pixels of 4,980
    Manufacturer datasheet, page 2

T/S Parameters

Valid
Canonical
Fs52Hz
Qts0.31
Qes0.32
Qms10.2
Vas52.7L
Re2.8Ω
Le0.31mH
BL14.4Tm
Sd531cm²
Mms71g
Xmax7.6mm
SPL96dB
Power500W
Power Nominal500W
Impedance4Ω
F Low55Hz
F High4500Hz
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

Weight3.6kg
Diameter310.0mm
Overall Depth175.0mm
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 12NTLW2500 12 inch 4 ohm loudspeaker driver similar-driver reference
Reference
Eighteen Sound
12NTLW2500
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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Eighteen Sound 12NTLW3500 12 inch 4 ohm loudspeaker driver similar driver
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Similarity
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B&C 12FL76 12 inch 8 ohm loudspeaker driver similar driver
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