Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespScanspeak 28W/4878T01 4Ω
LF DriverMedia
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Overview
LF DriverRevelator series
Scanspeak
Scanspeak 28W/4878T01
Scanspeak 28W/4878T01 is a 12" 4 ohm LF driver rated at 200W RMS. The validated T/S data includes Fs 23Hz, Qts 0.26, Vas 104L, Xmax 7mm, sensitivity 88.7dB, plus 254cm³ Vd and 85 EBP. bits tracks vendor pricing, datasheet links, simulator import data, and similar drivers from the same loudspeaker database.
Size
12"
Impedance
4Ω
RMS Power
200W
Sensitivity
88.7dB
91.0dBmanufacturer; using T/S-derived value (2.3dB delta).
EBP
85
Either alignment
Vd
254cm³
T/S Parameters
Valid
Fs23Hz
Qts0.26
Qes0.27
Qms6.2
Vas104.0L
Re3.1Ω
Le0.50mH
BL12.0Tm
Sd363cm²
Mms86g
Xmax7.0mm
SPL89dB
Power200W
Impedance4Ω
Min Impedance4.0Ω
Voice Coil75mm
Pricing & availability
Price definitionsVendor offers
1 vendorsoundimports
Updated 11 Sept 2026
Source: inc VAT
£601.38
inc VAT
Out of stock
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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.
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.wdr · VituixCAD 2 Enclosure
A WinISD driver file that VituixCAD imports directly.
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Dimensions & Physical
Diameter280.0mm
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
28W/4878T01
12"
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.
11 matches
Compare a specific driver
Added drivers stay at the front of the list, whatever the ranges say.
77%
Similarity
PRV Audio
12MB1000FT-4
12"
Xmax6.1mm-12%
Qts0.27+4%
BL14.5Tm+21%
Vas95.5L-8%
Qes0.28+4%
76%
Similarity
Acoustic Elegance
TD12M-4
12"
Xmax6mm-14%
Qts0.25-4%
BL11.9Tm-1%
Vas140L+35%
Qes0.29+7%
72%
Similarity
Celestion
FTR12-4075F
12"
Xmax9mm+29%
Qts0.27+5%
BL12.6Tm+5%
Vas89.2L-14%
Qes0.29+8%
60%
Similarity
Scanspeak
28W/8878T01
12"
Xmax7.5mm+7%
Qts0.31+19%
BL14.9Tm+24%
Vas116L+12%
Qes0.33+22%
52%
Similarity
Sica
12 N 3 PL
12"
Xmax5.5mm-21%
Qts0.3+15%
BL16Tm+33%
Vas87.9L-15%
Qes0.31+15%
50%
Similarity
£129.00
Fane
SOVEREIGN PRO 12-500
12"
Xmax6mm-14%
Qts0.31+21%
BL16Tm+33%
Vas107L+3%
Qes0.35+30%
49%
Similarity
£184.90
Eminence
KAPPALITE 3012HO
12"
Xmax6.2mm-11%
Qts0.32+23%
BL15.9Tm+33%
Vas81.1L-22%
Qes0.33+22%
45%
Similarity
£136.93
B&C
12FW64
12"
Xmax5mm-29%
Qts0.29+12%
BL15.5Tm+29%
Vas64L-38%
Qes0.32+19%
41%
Similarity
ETON
11-612/C8/50 RP
11"
Xmax5mm-29%
Qts0.29+12%
BL11.4Tm-5%
Vas152L+46%
Qes0.3+11%
41%
Similarity
ETON
12-612/C8/62 RP
12"
Xmax8.5mm+21%
Qts0.32+23%
BL15.7Tm+31%
Vas134L+29%
Qes0.34+26%
32%
Similarity
£88.74
Dayton Audio
DS315-8
12"
Xmax5.5mm-21%
Qts0.31+19%
BL15.6Tm+30%
Vas159L+53%
Qes0.37+37%