Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespEighteen Sound 21NLW4100 4Ω
LF DriverMedia
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Overview
LF Driver
Eighteen Sound
Eighteen Sound 21NLW4100
Eighteen Sound 21NLW4100 is a 21" 4 ohm LF driver rated at 1500W RMS. The validated T/S data includes Fs 34Hz, Qts 0.40, Vas 219L, Xmax 15.2mm, sensitivity 95.1dB, plus 2525cm³ Vd and 81 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
Size
21"
Impedance
4Ω
RMS Power
1500W
Sensitivity
95.1dB
97.0dBmanufacturer; using T/S-derived value (1.9dB delta).
EBP
81
Either alignment
Vd
2525cm³
T/S Parameters
Valid
Fs34Hz
Qts0.40
Qes0.42
Qms7.8
Vas219.0L
Re2.6Ω
Le1.50mH
BL22.8Tm
Sd1661cm²
Mms400g
Xmax15.2mm
SPL95dB
Power1500W
Power Nominal1500W
Impedance4Ω
F Low32Hz
F High300Hz
Pricing & availability
Price definitionsNo 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.
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
Weight10.5kg
Diameter545.0mm
Overall Depth245.0mm
Cutout Diameter492.0mm
Bolt Circle Diameter520.0mm
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
21NLW4100
21"
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.
9 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
72%
Similarity
£481.99
B&C
21SW115
21"
Xmax14mm-8%
Qts0.36-10%
BL24.8Tm+9%
Vas278L+27%
Qes0.37-12%
72%
Similarity
Eighteen Sound
21NLW9001
21"
Xmax14mm-8%
Qts0.34-15%
BL23.8Tm+4%
Vas272L+24%
Qes0.37-12%
68%
Similarity
£456.79
Eighteen Sound
21NLW4100
21"
Xmax15.2mm0%
Qts0.46+15%
BL29.4Tm+29%
Vas210L-4%
Qes0.49+17%
67%
Similarity
Fane
COLOSSUS PRIME 21NDXL
21"
Xmax14mm-8%
Qts0.36-10%
BL30Tm+32%
Vas241L+10%
Qes0.37-11%
Image unavailable
67%
Similarity
£613.97
Precision Devices
PD.2155-1N
21"
Xmax14mm-8%
Qts0.36-10%
BL30Tm+32%
Vas241L+10%
Qes0.37-11%
60%
Similarity
£481.99
B&C
21SW115
21"
Xmax14mm-8%
Qts0.37-8%
BL30.1Tm+32%
Vas318L+45%
Qes0.39-7%
55%
Similarity
Eighteen Sound
21NTLW5000
21"
Xmax17.5mm+15%
Qts0.32-20%
BL25Tm+10%
Vas300L+37%
Qes0.33-21%
49%
Similarity
P.Audio
SD21-125XB
21"
Xmax11.3mm-26%
Qts0.38-5%
BL30.4Tm+33%
Vas345.6L+58%
Qes0.4-5%
45%
Similarity
£343.60
SB Audience
NERO-21SW1100D
21"
Xmax12.2mm-20%
Qts0.34-15%
BL30Tm+32%
Vas312.6L+43%
Qes0.35-17%