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.txt · Hornresp driver database
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Overview
LF Driver
Eighteen Sound
Eighteen Sound 18NLW4500
Eighteen Sound 18NLW4500 is a 18" 8 ohm LF driver rated at 1800W RMS. The validated T/S data includes Fs 35Hz, Qts 0.33, Vas 151L, Xmax 15.3mm, sensitivity 94.8dB, plus 1874cm³ Vd and 103 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £470.84.
Size
18"
Impedance
8Ω
RMS Power
1800W
Sensitivity
94.8dB
97.0dBmanufacturer; using T/S-derived value (2.2dB delta).
EBP
103
Vented alignment
Vd
1874cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
frequency response240 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
240 plotted pointsMedium confidence470 selected pixels of 470 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence567 selected pixels of 567
T/S Parameters
Valid
Fs35Hz
Qts0.33
Qes0.34
Qms9.7
Vas151.0L
Re5.0Ω
Le2.00mH
BL30.3Tm
Sd1225cm²
Mms286g
Xmax15.3mm
SPL95dB
Power1800W
Power Nominal1800W
Impedance8Ω
F Low30Hz
F High1000Hz
Pricing & availability
Price definitionsPrice movement
Best current price
£470.84
inc VAT·Vendor hidden
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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.
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.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
Weight12.0kg
Diameter462.0mm
Overall Depth233.0mm
Cutout Diameter422.0mm
Bolt Circle Diameter440.0mm
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
18NLW4500
18"
Best current price
£470.84
Compare on
Matches sit inside every range. Size stays fixed automatically.
5 active T/S params, plus size.
12 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
60%
Similarity
50% cheaper£235.00
B&C
18SW100
18"
Lower price
Xmax12.5mm-18%
Qts0.38+15%
BL26.1Tm-14%
Vas180L+19%
Qes0.4+18%
55%
Similarity
49% cheaper£239.00
Celestion
CF1840JD
18"
Lower price
Xmax12.5mm-18%
Qts0.4+20%
BL24.8Tm-18%
Vas155L+3%
Qes0.44+29%
59%
Similarity
48% cheaper£245.81
FaitalPRO
18HP1060
18"
Lower price
Xmax12.4mm-19%
Qts0.37+12%
BL24.8Tm-18%
Vas200.3L+33%
Qes0.38+12%
69%
Similarity
43% cheaper£268.99
B&C
18TBW100
18"
Lower price
Xmax12mm-22%
Qts0.32-3%
BL22.8Tm-25%
Vas181.5L+20%
Qes0.340%
57%
Similarity
43% cheaper£268.99
B&C
18TBW100
18"
Lower price
Xmax12mm-22%
Qts0.39+18%
BL26.4Tm-13%
Vas175L+16%
Qes0.41+21%
47%
Similarity
43% cheaper£269.00
FaitalPRO
18HP1030
18"
Lower price
Xmax12.4mm-19%
Qts0.41+24%
BL24.3Tm-20%
Vas185.5L+23%
Qes0.43+26%
62%
Similarity
41% cheaper£277.00
Beyma
18LEX1600FE
18"
Lower price
Xmax13mm-15%
Qts0.38+15%
BL26.9Tm-11%
Vas188L+25%
Qes0.4+18%
65%
Similarity
41% cheaper£278.64
Beyma
18LEX1200ND
18"
Lower price
Xmax11mm-28%
Qts0.330%
BL26.4Tm-13%
Vas219L+45%
Qes0.35+3%
70%
Similarity
40% cheaper£284.15
Oberton
18XB1301DS
18"
Lower price
Xmax12mm-22%
Qts0.3-8%
BL26.9Tm-11%
Vas172.9L+15%
Qes0.32-7%
63%
Similarity
38% cheaper£291.62
CIARE
NDH18-4S
18"
Lower price
Xmax11.5mm-25%
Qts0.32-3%
BL27.7Tm-9%
Vas239L+58%
Qes0.33-3%
30%
Similarity
38% cheaper£291.62
CIARE
NDH18-4S
18"
Lower price
Xmax11.5mm-25%
Qts0.25-24%
BL22.2Tm-27%
Vas240L+59%
Qes0.25-26%
77%
Similarity
34% cheaper£312.00
Eighteen Sound
18LW2600
18"
Lower price
Xmax14.8mm-3%
Qts0.29-12%
BL31Tm+2%
Vas187L+24%
Qes0.3-12%