Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespSB Acoustics SB15SFCR39-4 4Ω
LF DriverMedia
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Overview
LF DriverSB15 series
SB Acoustics
SB Acoustics SB15SFCR39-4
SB Acoustics SB15SFCR39-4 is a 5" 4 ohm LF driver rated at 80W RMS. The validated T/S data includes Fs 31Hz, Qts 0.32, Vas 49.9L, Xmax 11mm, sensitivity 88.4dB, plus 196cm³ Vd and 91 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £36.03.
Size
5"
Impedance
4Ω
RMS Power
80W
Sensitivity
88.4dB
90.0dBmanufacturer; using T/S-derived value (1.6dB delta).
EBP
91
Either alignment
Vd
196cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
30 degrees240 ptsp1medium
60 degrees240 ptsp1medium
Curve provenanceInspect 3 tracesHide details
These plotted lines are Bits digitizations of manufacturer evidence, not new measurements. How provenance works
- Trace datasheet-response-trace-poc/v1
30 degrees
Frequency response
240 plotted pointsMedium confidence1,397 selected pixels of 3,255 - Trace datasheet-response-trace-poc/v1
60 degrees
Frequency response
240 plotted pointsMedium confidence822 selected pixels of 2,774 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence2,309 selected pixels of 5,870
T/S Parameters
Valid
Fs31Hz
Qts0.32
Qes0.34
Qms6.6
Vas49.9L
Re3.5Ω
Le0.91mH
BL6.9Tm
Sd178cm²
Mms24g
Xmax11.0mm
SPL88dB
Power80W
Impedance4Ω
Voice Coil39mm
Flux Density0.94T
Pricing & availability
Price definitionsPrice movement
Other offers
1 vendorsoundimports
Updated 11 Sept 2026· 4Ω
Source: inc VAT
£40.77
inc VAT
Out of stock
Best current price
Updated 17 May 2026
leanbusiness
£36.03
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
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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
Weight1.6kg
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
SB Acoustics
SB15SFCR39-4
5"
Best current price
£36.03
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.
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