Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespBMS 12N803 8Ω
LF DriverMedia
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Overview
LF Driver
BMS
BMS 12N803
BMS 12N803 is a 12" 8 ohm LF driver rated at 1000W RMS. The validated T/S data includes Fs 41Hz, Qts 0.24, Vas 77L, Xmax 6mm, sensitivity 95.3dB, plus 319cm³ 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 £285.67.
Size
12"
Impedance
8Ω
RMS Power
1000W
Sensitivity
95.3dB
97.0dBmanufacturer; using T/S-derived value (1.7dB delta).
EBP
164
Vented alignment
Vd
319cm³
T/S Parameters
Valid
Fs41Hz
Qts0.24
Qes0.25
Qms5.2
Vas77.0L
Re5.7Ω
Le0.61mH
BL21.4Tm
Sd531cm²
Mms78g
Xmax6.0mm
SPL95dB
Power1000W
Impedance8Ω
F Low40Hz
F High1700Hz
Voice Coil102mm
Pricing & availability
Price definitionsPrice movement
Best current price
Updated 11 Sept 2026
leanaudio
£285.67
inc VAT·2 in stock
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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.
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Direct import · Web app
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Plain text · Clipboard
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Dimensions & Physical
Weight4.7kg
Diameter318.0mm
Overall Depth147.0mm
Cutout Diameter283.0mm
Bolt Circle Diameter300.0mm
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
BMS
12N803
12"
Best current price
£285.67
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.
56%
Similarity
72% cheaper£81.35
Dayton Audio
PA310-8
12"
Lower price
Xmax5mm-17%
Qts0.29+21%
BL18Tm-16%
Vas91.8L+19%
Qes0.3+20%
74%
Similarity
63% cheaper£104.34
RCF
MB12N351
12"
Lower price
Xmax6mm0%
Qts0.2-17%
BL22.5Tm+5%
Vas61L-21%
Qes0.21-16%
68%
Similarity
63% cheaper£106.55
SB Audience
ROSSO-12MW300
12"
Lower price
Xmax6.7mm+11%
Qts0.27+13%
BL17.4Tm-19%
Vas85.9L+12%
Qes0.28+12%
76%
Similarity
59% cheaper£116.34
BishopSound
BDP12
12"
Lower price
Xmax7mm+17%
Qts0.22-8%
BL18.3Tm-14%
Vas75.4L-2%
Qes0.24-4%
44%
Similarity
59% cheaper£117.34
B&C
12CL64
12"
Lower price
Xmax4.5mm-25%
Qts0.3+25%
BL17.5Tm-18%
Vas64L-17%
Qes0.32+28%
69%
Similarity
58% cheaper£120.00
RCF
LF12G301
12"
Lower price
Xmax7mm+17%
Qts0.22-8%
BL19Tm-11%
Vas97L+26%
Qes0.23-8%
59%
Similarity
57% cheaper£122.29
Beyma
12WRS400
12"
Lower price
Xmax6.3mm+5%
Qts0.29+21%
BL17.4Tm-19%
Vas91L+18%
Qes0.31+24%
75%
Similarity
52% cheaper£136.50
RCF
MB12G301
12"
Lower price
Xmax6mm0%
Qts0.27+13%
BL17Tm-20%
Vas72L-6%
Qes0.28+12%
47%
Similarity
52% cheaper£136.93
B&C
12FW64
12"
Lower price
Xmax5mm-17%
Qts0.29+21%
BL15.5Tm-27%
Vas64L-17%
Qes0.32+28%
70%
Similarity
52% cheaper£136.98
Oberton
12MB35
12"
Lower price
Xmax6.8mm+13%
Qts0.27+11%
BL20.5Tm-4%
Vas50.1L-35%
Qes0.27+9%
78%
Similarity
51% cheaper£139.00
B&C
12CL76
12"
Lower price
Xmax6mm0%
Qts0.21-12%
BL22.4Tm+5%
Vas59L-23%
Qes0.22-12%
82%
Similarity
51% cheaper£140.76
Oberton
12B400
12"
Lower price
Xmax5.3mm-12%
Qts0.25+4%
BL18.4Tm-14%
Vas74.7L-3%
Qes0.26+2%