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Download for HornrespDayton Audio DSA90-8 8Ω
LF DriverMedia
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Overview
LF Driver
Dayton Audio
Dayton Audio DSA90-8
Dayton Audio DSA90-8 is a 3" 8 ohm LF driver rated at 20W RMS. The validated T/S data includes Fs 67Hz, Qts 0.37, Vas 2.3L, Xmax 2.5mm, sensitivity 83.8dB, plus 8cm³ Vd and 148 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £19.96.
Size
3"
Impedance
8Ω
RMS Power
20W
Sensitivity
83.8dB
EBP
148
Vented alignment
Vd
8cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
15 degrees198 ptsp1medium
30 degrees240 ptsp1medium
45 degrees240 ptsp1medium
Curve provenanceInspect 4 tracesHide details
These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works
- Trace datasheet-response-trace-poc/v1
15 degrees
Frequency response
198 plotted pointsMedium confidence585 selected pixels of 1,157 - Trace datasheet-response-trace-poc/v1
30 degrees
Frequency response
240 plotted pointsMedium confidence605 selected pixels of 865 - Trace datasheet-response-trace-poc/v1
45 degrees
Frequency response
240 plotted pointsMedium confidence1,256 selected pixels of 1,489 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence1,333 selected pixels of 1,333
T/S Parameters
Valid
Fs67Hz
Qts0.37
Qes0.45
Qms2.1
Vas2.3L
Re6.6Ω
Le0.53mH
BL4.6Tm
Sd31cm²
Mms4g
Xmax2.5mm
SPL84dB
Power20W
Impedance8Ω
F Low66Hz
F High15000Hz
Pricing & availability
Price definitionsPrice movement
Other offers
1 vendorsoundimports
Updated 11 Sept 2026· 8Ω
Source: inc VAT
£30.03
inc VAT
Out of stock
Best current price
Updated 11 Sept 2026
partsexpress
£19.96
inc VAT·142 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.
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
Weight0.5kg
Diameter92.3mm
Overall Depth44.6mm
Cutout Diameter70.0mm
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
Dayton Audio
DSA90-8
3"
Best current price
£19.96
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.
68%
Similarity
19% cheaper£16.26
Dayton Audio
DS90-8
3"
Lower price
Xmax2.5mm0%
Qts0.43+16%
BL4.8Tm+3%
Vas1.3L-42%
Qes0.53+18%
63%
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Lavoce
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3"
Higher price
Xmax2.1mm-16%
Qts0.41+11%
BL5Tm+8%
Vas1.1L-51%
Qes0.43-4%
40%
Similarity
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CIARE
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4"
Higher price
Xmax1.9mm-24%
Qts0.43+16%
BL4.1Tm-11%
Vas1.8L-21%
Qes0.52+16%
73%
Similarity
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Scanspeak
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4"
Higher price
Xmax2.6mm+4%
Qts0.370%
BL4.8Tm+4%
Vas2.1L-7%
Qes0.41-9%
39%
Similarity
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Morel
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2"
Higher price
Xmax3mm+20%
Qts0.41+11%
BL5.4Tm+17%
Vas3.5L+54%
Qes0.48+7%
65%
Similarity
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NDI3.21
3.5"
Xmax2mm-20%
Qts0.38+3%
BL4Tm-13%
Vas1.8L-21%
Qes0.44-2%
62%
Similarity
Monacor
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Xmax2mm-20%
Qts0.42+14%
BL4.5Tm-3%
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52%
Similarity
Monacor
SPH-30X/4SW
3"
Xmax2mm-20%
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BL3.9Tm-15%
Vas1.1L-52%
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51%
Similarity
Sica
4 L1 1 SL
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Xmax2.5mm0%
Qts0.36-3%
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Vas1.2L-47%
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48%
Similarity
CIARE
FXI3.21
3.5"
Xmax2mm-20%
Qts0.44+19%
BL3.7Tm-20%
Vas1.8L-21%
Qes0.49+9%
45%
Similarity
Sica
4 E 1 CS
4"
Xmax2.2mm-12%
Qts0.39+5%
BL5.8Tm+25%
Vas1.3L-43%
Qes0.49+9%
40%
Similarity
Tang Band
W4-1129E
4"
Xmax1.8mm-28%
Qts0.44+19%
BL5.2Tm+12%
Vas1.7L-24%
Qes0.46+2%