Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
Download for HornrespBeyma 12BR70 8Ω
LF DriverMedia
Overview
LF Driver
Beyma
Beyma 12BR70
Beyma 12BR70 is a 12" 8 ohm LF driver rated at 125W RMS. The validated T/S data includes Fs 31Hz, Qts 0.50, Vas 142L, Xmax 8mm, sensitivity 90.8dB, plus 432cm³ Vd and 55 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £99.85.
Size
12"
Impedance
8Ω
RMS Power
125W
Sensitivity
90.8dB
93.0dBmanufacturer; using T/S-derived value (2.2dB delta).
EBP
55
Either alignment
Vd
432cm³
Datasheet traces
Frequency and impedance curves traced from the manufacturer PDF.
frequency response240 ptsp2medium
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
frequency response
Frequency response
240 plotted pointsSource file SHA-256 2320b3c75a37…Medium confidence3,808 selected pixels of 4,089 - Trace datasheet-response-trace-poc/v1
impedance
Impedance response
240 plotted pointsSource file SHA-256 2320b3c75a37…Medium confidence3,114 selected pixels of 3,114
Frequency response
Manufacturer-provided response plots and related charts.
T/S Parameters
Valid
Fs31Hz
Qts0.50
Qes0.56
Qms4.4
Vas142.0L
Re5.6Ω
Le0.80mH
BL12.1Tm
Sd540cm²
Mms74g
Xmax8.0mm
SPL91dB
Power125W
Impedance8Ω
F Low35Hz
F High4000Hz
Pricing & availability
Price definitionsPrice movement
Other offers
2 vendorspartsexpress
Updated 14 Sept 2026· 8Ω
Source: ex VAT
£100.38
inc VAT
12 in stock
soundimports
Updated 14 Sept 2026
Source: inc VAT
£107.23
inc VAT
4 in stock
Best current price
Updated 14 Sept 2026
bluearan
£99.85
Avg £102.49£2.64 below avg (-2.6%)
inc VAT·3 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
Weight3.6kg
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
Beyma
12BR70
12"
Best current price
£99.85
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.
63%
Similarity
33% cheaper£66.56
PRV Audio
12W800A
12"
Lower price
Xmax5.7mm-29%
Qts0.47-6%
BL12.7Tm+5%
Vas93.9L-34%
Qes0.49-13%
62%
Similarity
32% cheaper£68.29
SB Audience
BIANCO-12MW200
12"
Lower price
Xmax7mm-13%
Qts0.49-2%
BL14.7Tm+21%
Vas62.9L-56%
Qes0.51-9%
73%
Similarity
25% cheaper£75.00
Beyma
12CMV3
12"
Lower price
Xmax7mm-12%
Qts0.55+10%
BL12.3Tm+2%
Vas85L-40%
Qes0.58+4%
80%
Similarity
18% cheaper£81.49
FaitalPRO
12FE330
12"
Lower price
Xmax8.3mm+4%
Qts0.45-10%
BL13Tm+7%
Vas146.7L+3%
Qes0.48-14%
51%
Similarity
68% more£168.20
Lavoce
CSF122.50K
12"
Higher price
Xmax6.3mm-22%
Qts0.42-16%
BL13.9Tm+15%
Vas89.8L-37%
Qes0.45-20%
44%
Similarity
139% more£239.00
Celestion
FTX1225
12"
Higher price
Xmax6mm-25%
Qts0.4-21%
BL14Tm+16%
Vas84.6L-40%
Qes0.44-22%
56%
Similarity
151% more£250.31
FaitalPRO
12HX230
12"
Higher price
Xmax7.4mm-8%
Qts0.43-14%
BL14.1Tm+17%
Vas67.7L-52%
Qes0.46-18%
84%
Similarity
158% more£257.40
SB Audience
ROSSO-12CX350
12"
Higher price
Xmax8.2mm+2%
Qts0.49-2%
BL12.1Tm0%
Vas90.4L-36%
Qes0.52-7%
72%
Similarity
HiVi
SS12
12"
Xmax7.3mm-9%
Qts0.55+10%
BL10.7Tm-12%
Vas105.9L-25%
Qes0.61+9%
67%
Similarity
CIARE
HSB322
12"
Xmax7.5mm-6%
Qts0.42-16%
BL12Tm-1%
Vas83L-42%
Qes0.47-16%
51%
Similarity
Dayton Audio
DCS305-4
12"
Xmax9.3mm+16%
Qts0.4-20%
BL13.7Tm+13%
Vas92.3L-35%
Qes0.43-23%
50%
Similarity
FaitalPRO
12PR330
12"
Xmax7.4mm-8%
Qts0.4-20%
BL14.2Tm+17%
Vas79.1L-44%
Qes0.42-25%