Hornresp
.txt · Hornresp driver database
Driver file ready to place in Hornresp’s Drivers folder.
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BMS 12CN680 8Ω
LF DriverMedia
Overview
LF Driver
BMS
BMS 12CN680
BMS 12CN680 is a 12" 8 ohm LF driver rated at 500W RMS. The validated T/S data includes Fs 46Hz, Qts 0.26, Vas 58L, Xmax 5.5mm, sensitivity 95.2dB, plus 268cm³ Vd and 170 EBP. bits tracks UK vendor pricing, price movement, datasheet links, simulator import data, and similar drivers, with a current best price of £365.51.
Size
12"
Impedance
8Ω
RMS Power
500W
Sensitivity
95.2dB
98.0dBmanufacturer; using T/S-derived value (2.8dB delta).
EBP
170
Vented alignment
Vd
268cm³
Overall Parameters
Valid
Fs46Hz
Qts0.26
Qes0.27
Qms5.8
Vas58.0L
Re5.7Ω
BL20.6Tm
Sd487cm²
Mms69g
Xmax5.5mm
SPL95dB
Power500W
Impedance8Ω
F Low50Hz
F High20000Hz
Voice Coil77mm
Hybrid view: LF section is used for excursion/motor values, while frequency limits merge upper sections.
What this validation status meansPricing & availability
Price definitionsPrice movement
Best current price
Updated 11 Sept 2026
leanaudio
£365.51
inc VAT·1 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.
Not enough T/S data
Missing Le
BASTA!
.bastaelement · BASTA! loudspeaker simulator
Native BASTA! element file using its documented SI-unit fields.
Not enough T/S data
Missing Le
VituixCAD
.wdr · VituixCAD 2 Enclosure
A WinISD driver file that VituixCAD imports directly.
Not enough T/S data
Missing Le
00 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
Weight5.1kg
Diameter318.0mm
Overall Depth180.0mm
Cutout Diameter284.0mm
Bolt Circle Diameter300.0mm
Driver Components
LF
Fs46 Hz
Qts0.26
Qes0.27
Qms5.8
Vas58.0 L
Re5.7 Ω
BL20.6 Tm
Sd487 cm²
Mms69 g
Xmax5.5 mm
SPL95 dB
Power500 W
Impedance8 Ω
F Low50 Hz
F High20000 Hz
Voice Coil77 mm
Cms0.17
HF
SPL113 dB
Power80 W
Impedance8 Ω
F Low600 Hz
F High20000 Hz
Xover1300 Hz
Voice Coil44 mm
Power Peak450
Additional Manufacturer Specs
10. BasketCast Aluminum
20. Bl FactorBL 20.6 Tesla m
1. Application2-way Transducer
18. Moving MassMms 0.069 kg
13. Dc ResistanceRe 5.7 Ohm
9. Magnet Gap Depth8 mm
17. Equivalent VolumeVas 58 L
2. Nominal Impendance8 Ohm
5. Frequency Response50 – 20000 Hz
6. Voice Coil Diameter77 (3″) mm
7. Voice Coil MaterialCu
12. Resonance FrequencyFs 46 Hz
14. Mechanical Q FactorQms 5.8
15. Electrical Q FactorQes 0.27
16. Total Quality FactorQts 0.26
19. Mechanical ComplienceCms 0.170 mm / N
21. Effective Piston AreaSd 0.0487 m²
22. Max. Linear ExcursionXmax +/- 5.5 mm
4. Sensitivity (1 W / 1 M)98 dB
3. Power Handling Aes Noise500 W
8. Voice Coil Winding Depth19 mm
11. Voice Coil Inductance Le0.6 mH
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
12CN680
12"
Best current price
£365.51
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.
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Celestion
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