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.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
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Overview
LF Driver
Eighteen Sound
Eighteen Sound 18LW1251
Eighteen Sound 18LW1251 is a 18" 8 ohm LF driver rated at 1000W RMS. The validated T/S data includes Fs 35Hz, Qts 0.27, Vas 268L, Xmax 9mm, sensitivity 98.2dB, plus 1021cm³ Vd and 125 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £250.53.
Size
18"
Impedance
8Ω
RMS Power
1000W
Sensitivity
98.2dB
EBP
125
Vented alignment
Vd
1021cm³
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 confidence2,198 selected pixels of 2,424 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence1,661 selected pixels of 1,755
T/S Parameters
Valid
Fs35Hz
Qts0.27
Qes0.28
Qms8.0
Vas268.0L
Re5.0Ω
Le2.73mH
BL23.6Tm
Sd1134cm²
Mms142g
Xmax9.0mm
SPL98dB
Power1000W
Power Nominal1000W
Impedance8Ω
F Low35Hz
F High3500Hz
Pricing & availability
Price definitionsPrice movement
Best current price
£250.53
inc VAT·Vendor hidden
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.
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.wdr · VituixCAD 2 Enclosure
A WinISD driver file that VituixCAD imports directly.
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Plain text · Clipboard
Copy the available values as a clean label-and-value list.
Dimensions & Physical
Weight13.0kg
Diameter462.0mm
Overall Depth207.0mm
Cutout Diameter416.0mm
Bolt Circle Diameter438.0mm
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
18LW1251
18"
Best current price
£250.53
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.
49%
Similarity
21% cheaper£199.00
Eminence
KAPPA PRO 18LF2
18"
Lower price
Xmax8mm-11%
Qts0.33+22%
BL19.4Tm-18%
Vas391.6L+46%
Qes0.34+21%
90%
Similarity
14% cheaper£215.75
RCF
LF18G401
18"
Lower price
Xmax9mm0%
Qts0.29+7%
BL24.6Tm+4%
Vas268L0%
Qes0.3+7%
66%
Similarity
10% cheaper£225.00
RCF
L18P300
18"
Lower price
Xmax8mm-11%
Qts0.33+22%
BL23.5Tm0%
Vas226L-16%
Qes0.34+21%
71%
Similarity
9% cheaper£226.82
FaitalPRO
18FH510
18"
Lower price
Xmax9.3mm+3%
Qts0.29+7%
BL21Tm-11%
Vas411.9L+54%
Qes0.3+7%
70%
Similarity
9% cheaper£229.00
FaitalPRO
18HP1022
18"
Lower price
Xmax9.5mm+6%
Qts0.3+11%
BL28Tm+19%
Vas204.9L-24%
Qes0.31+11%
76%
Similarity
5% cheaper£238.00
B&C
18PZB100
18"
Lower price
Xmax8mm-11%
Qts0.28+4%
BL25Tm+6%
Vas164L-39%
Qes0.29+4%
74%
Similarity
5% cheaper£238.00
B&C
18PZB100
18"
Lower price
Xmax8mm-11%
Qts0.24-11%
BL26Tm+10%
Vas297L+11%
Qes0.25-11%
78%
Similarity
5% cheaper£238.99
B&C
18TBX100
18"
Lower price
Xmax9mm0%
Qts0.31+15%
BL22Tm-7%
Vas256L-4%
Qes0.33+18%
69%
Similarity
3% cheaper£243.89
Eighteen Sound
18W2001
18"
Lower price
Xmax7mm-22%
Qts0.25-7%
BL27.1Tm+15%
Vas230L-14%
Qes0.26-7%
87%
Similarity
2% cheaper£245.00
RCF
L18P400
18"
Lower price
Xmax9mm0%
Qts0.28+4%
BL24.6Tm+4%
Vas340L+27%
Qes0.29+4%
64%
Similarity
2% more£254.65
Eighteen Sound
18W1001
18"
Higher price
Xmax7mm-22%
Qts0.23-15%
BL27.6Tm+17%
Vas268L0%
Qes0.24-14%
85%
Similarity
8% more£270.47
Eighteen Sound
18LW1400
18"
Higher price
Xmax9mm0%
Qts0.29+7%
BL24.7Tm+5%
Vas297L+11%
Qes0.31+11%