Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Not enough T/S data
Missing RMS power
Eminence NSW6021-124 1Ω
LF DriverMedia
Eminence
NSW6021-124
Image unavailable
Overview
LF DriverNSW series
Eminence
Eminence NSW6021-124
Eminence NSW6021-124 is a 21" 1 ohm LF driver. The validated T/S data includes Fs 31Hz, Qts 0.32, Vas 224.6L, Xmax 21mm, sensitivity 95dB, plus 3448cm³ Vd and 93 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £906.06.
Size
21"
Impedance
1Ω
Sensitivity
95.0dB
EBP
93
Either alignment
Vd
3448cm³
T/S Parameters
Valid
Fs31Hz
Qts0.32
Qes0.33
Qms10.4
Vas224.6L
Re2.0Ω
Le1.20mH
BL30.5Tm
Sd1642cm²
Mms551g
Xmax21.0mm
SPL95dB
Impedance1Ω
F Low25Hz
F High0Hz
Pricing & availability
Price definitionsPrice movement
Best current price
Updated 11 Sept 2026
partsexpress
£906.06
inc VAT·3 in stock
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.
Not enough T/S data
Missing RMS power
BASTA!
.bastaelement · BASTA! loudspeaker simulator
Native BASTA! element file using its documented SI-unit fields.
Not enough T/S data
Missing RMS power
VituixCAD
.wdr · VituixCAD 2 Enclosure
A WinISD driver file that VituixCAD imports directly.
Not enough T/S data
Missing RMS power
00 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
Weight21.8kg
Diameter549.9mm
Overall Depth263.9mm
Cutout Diameter503.7mm
Bolt Circle Diameter525.0mm
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.
Image unavailable
Reference
Eminence
NSW6021-124
21"
Best current price
£906.06
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.
10 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
57%
Similarity
56% cheaper£399.00
Lavoce
SAN214.50
21"
Lower price
Xmax15.4mm-27%
Qts0.28-12%
BL39.6Tm+30%
Vas218.3L-3%
Qes0.29-12%
69%
Similarity
51% cheaper£443.77
Dayton Audio
HTS545HE-4
21"
Lower price
Xmax21mm0%
Qts0.28-12%
BL38.2Tm+25%
Vas179L-20%
Qes0.29-12%
67%
Similarity
51% cheaper£445.00
Celestion
TSQ2145
21"
Lower price
Xmax15mm-29%
Qts0.34+7%
BL33.8Tm+11%
Vas253.8L+13%
Qes0.36+9%
55%
Similarity
45% cheaper£497.00
B&C
21DS115
21"
Lower price
Xmax16.5mm-21%
Qts0.27-16%
BL39.3Tm+29%
Vas204L-9%
Qes0.28-15%
71%
Similarity
35% cheaper£585.00
B&C
21SW152
21"
Lower price
Xmax15mm-29%
Qts0.3-6%
BL32.5Tm+7%
Vas200L-11%
Qes0.31-6%
53%
Similarity
35% cheaper£585.00
B&C
21SW152
21"
Lower price
Xmax15mm-29%
Qts0.36+12%
BL39Tm+28%
Vas200L-11%
Qes0.38+15%
68%
Similarity
34% cheaper£595.00
Eighteen Sound
21NTLW5000
21"
Lower price
Xmax17.5mm-17%
Qts0.36+12%
BL32Tm+5%
Vas270L+20%
Qes0.38+15%
90%
Similarity
12% cheaper£800.00
Eminence
NSW6021-6
21"
Lower price
Xmax21mm0%
Qts0.31-3%
BL33.8Tm+11%
Vas224.6L0%
Qes0.31-6%
74%
Similarity
Dayton Audio
PSS545HE-4
21"
Xmax21mm0%
Qts0.27-16%
BL35.5Tm+16%
Vas212.2L-6%
Qes0.28-15%
70%
Similarity
Eighteen Sound
21NLW5300
21"
Xmax15.3mm-27%
Qts0.320%
BL31Tm+2%
Vas325L+45%
Qes0.34+3%