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12BR70

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1 left in stock
Beyma 12BR70, 31cm (12in) Paper Cone Woofer, with 51mm Voice Coil, 93dB, 8ohm.
CA$220.50Each
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Beyma 12BR70, 31cm (12in) Paper Cone Woofer, with 51mm Voice Coil, 93dB, 8ohm.

Technical specifications

Nominal impedance
8 Ohm
Power capacity
125 W RMS
Nominal diameter
300 mm 12 in
Sensitivity
93 dB 1 W @ 1m @ 2π
Minimum impedance
6.6 ohm
Frequency range
35-4000 Hz
Program power
250 W
Recommended enclosure volume
50 / 120 l 1.8 / 4.2 ft.³
Voice coil diameter
50.8 mm 2 in
BL factor
12.1 N/A
Moving mass
0.074
Winding length
19 mm
Air gap height
7 mm
Xdamage pp
26 mm

Parameters Thiele & Small

Fs
31 Hz
Re
5.6 ohm
Qms
4.44
Qes
0.56
Qts
0.50
Vas
142 l
Cms
345 µm / N
Rms
3.3 kg / s
Efficiency %
0.8
Sd
0.054 m²
Xmax
8 mm
Vd
340 cm³
Le @1 kHz
0.8 mH

Construction details

Net weight
3.6 kg 7.92 lb
Total weight
4.3 kg 9.5 lb
Magnet
Ferrite
FILENAME ACTION
12BR70.pdf Download

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