Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespSB Acoustics MR13P-4 4Ω
LF DriverMedia
Overview
LF DriverMR13 series
SB Acoustics
SB Acoustics MR13P-4
SB Acoustics MR13P-4 is a 5" 4 ohm LF driver rated at 30W RMS. The validated T/S data includes Fs 41Hz, Qts 0.23, Vas 19.4L, Xmax 6mm, sensitivity 89.3dB, plus 42cm³ Vd and 164 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £115.00.
Size
5"
Impedance
4Ω
RMS Power
30W
Sensitivity
89.3dB
91.0dBmanufacturer; using T/S-derived value (1.7dB delta).
EBP
164
Vented alignment
Vd
42cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
30 degrees240 ptsp1medium
60 degrees240 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/v1
30 degrees
Frequency response
240 plotted pointsMedium confidence1,651 selected pixels of 2,984 - Trace datasheet-response-trace-poc/v1
60 degrees
Frequency response
240 plotted pointsMedium confidence1,183 selected pixels of 2,536
T/S Parameters
Valid
Fs41Hz
Qts0.23
Qes0.25
Qms2.8
Vas19.4L
Re3.3Ω
Le0.11mH
BL4.3Tm
Sd70cm²
Mms5g
Xmax6.0mm
SPL89dB
Power30W
Impedance4Ω
Voice Coil31mm
Flux Density1.08T
Pricing & availability
Price definitionsPrice movement
Other offers
3 vendorsleanaudio
Updated 11 Sept 2026· 4Ω
Source: inc VAT · 20%
£151.83
inc VAT
2 in stock
soundimports
Updated 11 Sept 2026· 4Ω
Source: inc VAT
£154.61
inc VAT
Out of stock
willyshifi
Updated 11 Sept 2026· 4Ω
Source: inc VAT · 20%
£160.95
inc VAT
Best current price
Updated 17 May 2026
leanbusiness
£115.00
Avg £142.59£27.59 below avg (-19.4%)
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.
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
Weight0.8kg
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
MR13P-4
5"
Best current price
£115.00
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.
100%
Similarity
£115.00
SB Acoustics
MR13PNW-4
5"
Xmax6mm0%
Qts0.230%
BL4.3Tm0%
Vas19.4L0%
Qes0.250%
67%
Similarity
SB Acoustics
MR13TX-4
5"
Xmax6mm0%
Qts0.27+17%
BL4.9Tm+14%
Vas12.2L-37%
Qes0.28+12%
41%
Similarity
CIARE
HWB130
5"
Xmax4.5mm-25%
Qts0.28+22%
BL5.6Tm+30%
Vas12.5L-36%
Qes0.29+16%