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Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespDayton Audio RS125-8 8Ω
LF DriverMedia
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Overview
LF Driver
Dayton Audio
Dayton Audio RS125-8
Dayton Audio RS125-8 is a 5" 8 ohm LF driver rated at 30W RMS. The validated T/S data includes Fs 59Hz, Qts 0.34, Vas 4.8L, Xmax 4mm, sensitivity 85.8dB, plus 21cm³ Vd and 141 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £36.97.
Size
5"
Impedance
8Ω
RMS Power
30W
Sensitivity
85.8dB
86.8dBmanufacturer; using T/S-derived value (1.0dB delta).
EBP
141
Vented alignment
Vd
21cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
15 degrees230 ptsp1medium
30 degrees240 ptsp1medium
45 degrees213 ptsp1medium
on-axis240 ptsp1medium
Curve provenanceInspect 5 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
230 plotted pointsMedium confidence595 selected pixels of 969 - Trace datasheet-response-trace-poc/v1
30 degrees
Frequency response
240 plotted pointsMedium confidence783 selected pixels of 920 - Trace datasheet-response-trace-poc/v1
45 degrees
Frequency response
213 plotted pointsMedium confidence488 selected pixels of 1,142 - Trace datasheet-response-trace-poc/v1
on-axis
Frequency response
240 plotted pointsMedium confidence1,329 selected pixels of 1,329 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence1,150 selected pixels of 1,150
T/S Parameters
Valid
Fs59Hz
Qts0.34
Qes0.42
Qms1.7
Vas4.8L
Re6.2Ω
Le0.57mH
BL5.7Tm
Sd53cm²
Mms6g
Xmax4.0mm
SPL86dB
Power30W
Impedance8Ω
F Low65Hz
F High5400Hz
Pricing & availability
Price definitionsPrice movement
Other offers
1 vendorsoundimports
Updated 11 Sept 2026· 8Ω
Source: inc VAT
£48.07
inc VAT
Out of stock
Best current price
Updated 11 Sept 2026
partsexpress
£36.97
inc VAT·155 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
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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.
Download for BASTA!VituixCAD
.wdr · VituixCAD 2 Enclosure
A WinISD driver file that VituixCAD imports directly.
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Open in 00 SimulatorCopy spec sheet
Plain text · Clipboard
Copy the available values as a clean label-and-value list.
Dimensions & Physical
Weight1.0kg
Diameter125.5mm
Overall Depth55.0mm
Cutout Diameter94.0mm
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
RS125-8
5"
Best current price
£36.97
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.
66%
Similarity
68% cheaper£11.82
Dayton Audio
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4"
Lower price
Xmax4mm0%
Qts0.35+3%
BL5.2Tm-9%
Vas3.1L-35%
Qes0.4-5%
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Similarity
46% cheaper£19.96
Dayton Audio
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4"
Lower price
Xmax4.1mm+2%
Qts0.38+12%
BL5.9Tm+3%
Vas4.3L-9%
Qes0.46+10%
54%
Similarity
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Dayton Audio
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5"
Lower price
Xmax4.8mm+21%
Qts0.39+15%
BL6.2Tm+9%
Vas7.3L+52%
Qes0.48+14%
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Higher price
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Higher price
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Visaton
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Higher price
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BL5Tm-12%
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Higher price
Xmax3mm-25%
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61%
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Scanspeak
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Higher price
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BL5.7Tm0%
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Image unavailable
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Vas4.9L+3%
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Image unavailable
72%
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Wavecor
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4.5"
Xmax4mm0%
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4.5"
Xmax4mm0%
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