Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespCIARE NDH18-4S 4Ω
LF DriverMedia
Overview
LF DriverNDH series
CIARE
CIARE NDH18-4S
CIARE NDH18-4S is a 18" 4 ohm LF driver rated at 2000W RMS. The validated T/S data includes Fs 31Hz, Qts 0.25, Vas 240L, Xmax 11.5mm, sensitivity 96.6dB, plus 1339cm³ Vd and 124 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £291.62.
Size
18"
Impedance
4Ω
RMS Power
2000W
Sensitivity
96.6dB
100.5dBmanufacturer; using T/S-derived value (3.9dB delta).
EBP
124
Vented alignment
Vd
1339cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
frequency response240 ptsp1medium
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 confidence2,446 selected pixels of 2,446
T/S Parameters
Valid
Fs31Hz
Qts0.25
Qes0.25
Qms9.8
Vas240.0L
Re3.0Ω
Le1.70mH
BL22.2Tm
Sd1164cm²
Mms216g
Xmax11.5mm
SPL97dB
Power2000W
Power Nominal1000W
Impedance4Ω
F Low30Hz
F High30Hz
Voice Coil100mm
Pricing & availability
Price definitionsPrice movement
Other offers
1 vendorleanaudio
Updated 11 Sept 2026· 4Ω
Source: inc VAT · 20%
£291.62
inc VAT
Back order
Best current price
Updated 11 Sept 2026
leanaudio
£291.62
inc VAT
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
Weight8.0kg
Diameter388.0mm
Overall Depth208.0mm
Cutout Diameter354.0mm
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.
Reference
CIARE
NDH18-4S
18"
Best current price
£291.62
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.
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Eighteen Sound
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Eighteen Sound
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Eighteen Sound
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Lower price
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Beyma
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B&C
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68%
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B&C
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Lower price
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Oberton
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FaitalPRO
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