Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Not enough T/S data
Missing RMS power
Scanspeak D8404/552000 4Ω
LF DriverMedia
Auto-advancing
Overview
LF DriverEllipticor series
Scanspeak
Scanspeak D8404/552000
Scanspeak D8404/552000 is a 3" 4 ohm LF driver. The validated T/S data includes Fs 280Hz, Qts 0.69, Vas 0.3L, Xmax 2.4mm, sensitivity 90.6dB, plus 14cm³ Vd and 337 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £2697.95.
Size
3"
Impedance
4Ω
Sensitivity
90.6dB
92.0dBmanufacturer; using T/S-derived value (1.4dB delta).
EBP
337
Vented alignment
Vd
14cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
on-axis frequency response240 ptsp1medium
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/v2
on-axis frequency response
Frequency response
240 plotted pointsSource file SHA-256 6886c723db17…Medium confidence290 selected pixels of 290 - Trace datasheet-response-trace-poc/v2
free-air impedance
Impedance response
240 plotted pointsSource file SHA-256 6886c723db17…Medium confidence1,139 selected pixels of 1,139
T/S Parameters
Valid
Fs280Hz
Qts0.69
Qes0.83
Qms3.9
Vas0.3L
Re3.0Ω
Le0.04mH
BL6.1Tm
Sd58cm²
Mms6g
Xmax2.4mm
SPL91dB
Impedance4Ω
Min Impedance4.1Ω
Pricing & availability
Price definitionsPrice movement
Other offers
1 vendorsoundimports
Updated 11 Sept 2026
Source: inc VAT
£2,491.58
inc VAT
Out of stock
Best current price
Updated 11 Sept 2026
willyshifi
£2,697.95
inc VAT
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
Diameter84.0mm
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
Scanspeak
D8404/552000
3"
Best current price
£2,697.95
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.
3 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
51%
Similarity
Dayton Audio
DMA105-8
4"
Xmax2.5mm+4%
Qts0.63-9%
BL4.5Tm-26%
Vas0.1L-44%
Qes0.830%
36%
Similarity
Dayton Audio
PC105-8
4"
Xmax2mm-17%
Qts0.64-7%
BL4.1Tm-33%
Vas0.1L-56%
Qes0.88+6%
29%
Similarity
Dayton Audio
DMA58-8
2"
Xmax2mm-17%
Qts0.54-22%
BL4.9Tm-20%
Vas0.1L-50%
Qes0.69-17%