Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespSB Acoustics SB20PFCR30-8 8Ω
LF DriverMedia
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Overview
LF DriverSB20 series
SB Acoustics
SB Acoustics SB20PFCR30-8
SB Acoustics SB20PFCR30-8 is a 8" 8 ohm LF driver rated at 50W RMS. The validated T/S data includes Fs 34Hz, Qts 0.37, Vas 66.2L, Xmax 11.5mm, sensitivity 89.8dB, plus 248cm³ Vd and 79 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £34.95.
Size
8"
Impedance
8Ω
RMS Power
50W
Sensitivity
89.8dB
EBP
79
Either alignment
Vd
248cm³
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 confidence1,774 selected pixels of 3,388 - Trace datasheet-response-trace-poc/v1
60 degrees
Frequency response
240 plotted pointsMedium confidence1,280 selected pixels of 2,721 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsMedium confidence1,710 selected pixels of 5,129
T/S Parameters
Valid
Fs34Hz
Qts0.37
Qes0.43
Qms2.7
Vas66.2L
Re5.6Ω
Le0.84mH
BL7.7Tm
Sd216cm²
Mms21g
Xmax11.5mm
SPL90dB
Power50W
Impedance8Ω
Voice Coil31mm
Flux Density1.20T
Pricing & availability
Price definitionsPrice movement
Other offers
3 vendorsleanaudio
Updated 11 Sept 2026· 8Ω
Source: inc VAT · 20%
£34.95
inc VAT
Back order
soundimports
Updated 11 Sept 2026· 8Ω
Source: inc VAT
£36.90
inc VAT
Out of stock
willyshifi
Updated 11 Sept 2026· 8Ω
Source: inc VAT · 20%
£43.95
inc VAT
Best current price
Updated 17 May 2026
leanbusiness
£34.95
Avg £39.45£4.50 below avg (-11.4%)
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
Weight1.4kg
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
SB20PFCR30-8
8"
Best current price
£34.95
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.
12 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
80%
Similarity
11% cheaper£31.27
SB Acoustics
SB20PFCR30-4
8"
Lower price
Xmax11.5mm0%
Qts0.33-11%
BL6.6Tm-14%
Vas66.2L0%
Qes0.37-14%
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Visaton
W 200 S - 4 OHM
8"
Higher price
Xmax10mm-13%
Qts0.35-5%
BL7.7Tm0%
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Visaton
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Higher price
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BL9Tm+17%
Vas70L+6%
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76%
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Higher price
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55%
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SB Acoustics
SB23NRXS45-4
8"
Higher price
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BL6.9Tm-10%
Vas87.5L+32%
Qes0.32-26%
75%
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SB Acoustics
SB23NBACS45-8
8"
Higher price
Xmax13mm+13%
Qts0.4+8%
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59%
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SB Acoustics
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Higher price
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SB Acoustics
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Higher price
Xmax13mm+13%
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SB Acoustics
SB23CACS45-4
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Higher price
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Visaton
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8"
Higher price
Xmax10mm-13%
Qts0.34-8%
BL9.2Tm+19%
Vas68L+3%
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74%
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Visaton
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8"
Higher price
Xmax10mm-13%
Qts0.35-5%
BL8.8Tm+14%
Vas77L+16%
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47%
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SB Acoustics
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Higher price
Xmax13.4mm+17%
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BL7.7Tm0%
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