Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespSB Acoustics WO34HC-4 4Ω
LF DriverMedia
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Overview
LF DriverWO34 series
SB Acoustics
SB Acoustics WO34HC-4
SB Acoustics WO34HC-4 is a 13" 4 ohm LF driver rated at 200W RMS. The validated T/S data includes Fs 20Hz, Qts 0.23, Vas 233L, Xmax 16.6mm, sensitivity 90.8dB, plus 971cm³ Vd and 80 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £279.42.
Size
13"
Impedance
4Ω
RMS Power
200W
Sensitivity
90.8dB
92.5dBmanufacturer; using T/S-derived value (1.7dB delta).
EBP
80
Either alignment
Vd
971cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
30 degrees216 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
216 plotted pointsMedium confidence891 selected pixels of 3,401 - Trace datasheet-response-trace-poc/v1
60 degrees
Frequency response
240 plotted pointsMedium confidence1,093 selected pixels of 3,129 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence1,932 selected pixels of 5,737
T/S Parameters
Valid
Fs20Hz
Qts0.23
Qes0.25
Qms5.5
Vas233.0L
Re3.5Ω
Le0.70mH
BL15.1Tm
Sd585cm²
Mms132g
Xmax16.6mm
SPL91dB
Power200W
Impedance4Ω
Voice Coil76mm
Flux Density1.17T
Pricing & availability
Price definitionsPrice movement
Other offers
1 vendorsoundimports
Updated 11 Sept 2026· 4Ω
Source: inc VAT
£317.85
inc VAT
Out of stock
Best current price
Updated 11 Sept 2026
leanaudio
£279.42
inc VAT·2 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
Weight9.6kg
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
WO34HC-4
13"
Best current price
£279.42
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.
7 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
43%
Similarity
22% cheaper£218.43
SB Acoustics
SB34NRXL75-8
12"
Lower price
Xmax20mm+20%
Qts0.28+22%
BL16.6Tm+10%
Vas205L-12%
Qes0.29+16%
46%
Similarity
47% more£411.54
Visaton
TIW 300
12"
Higher price
Xmax16mm-4%
Qts0.28+22%
BL16.5Tm+9%
Vas160L-31%
Qes0.3+20%
46%
Similarity
47% more£411.54
Visaton
TIW 300 - 8 OHM
12"
Higher price
Xmax16mm-4%
Qts0.28+22%
BL16.5Tm+9%
Vas160L-31%
Qes0.3+20%
64%
Similarity
Acoustic Elegance
TD12H-4
12"
Xmax14mm-16%
Qts0.230%
BL14.4Tm-5%
Vas160L-31%
Qes0.250%
51%
Similarity
Acoustic Elegance
TD12H-8
12"
Xmax14mm-16%
Qts0.230%
BL19.7Tm+30%
Vas160L-31%
Qes0.250%
38%
Similarity
Acoustic Elegance
TD12X-8
12"
Xmax14mm-16%
Qts0.28+22%
BL16.4Tm+9%
Vas160L-31%
Qes0.31+24%
26%
Similarity
Acoustic Elegance
TD12X-4
12"
Xmax14mm-16%
Qts0.28+22%
BL10.1Tm-33%
Vas160L-31%
Qes0.31+24%