![Beyma 12WRS400 - 8Ohm Loose Woofer](http://www.stationvibration.co.za/cdn/shop/files/SV_Beyma_12WRS400_Primary_600x.jpg?v=1706615943)
TECHNICAL SPECIFICATIONS
Nominal impedance
8 Ohm
Power capacity
400 W AES
Nominal diameter
300 mm 12 in
Sensitivity
97 dB 1 W @ 1 m @ ZN
Minimum impedance
7 ohm
Frequency range
45-5000 Hz
Program power
800 W
Recommended enclosure volume
30 / 100 l 1.06 / 3.53 ft.³
Voice coil diameter
76.2 mm 3 in
BL factor
17.4 N/A
Moving mass
0.063 kg
Winding length
16 mm
Air gap height
8 mm
Xdamage pp
30 mm
PARAMETERS THIELE & SMALL
Fs
42 Hz
Re
5.6 ohm
Qms
7.7
Qes
0.31
Qts
0.29
Vas
91 l
Cms
228 µm / N
Rms
2.2 kg/s
Efficiency %
2.1
Sd
0.053 m²
Xmax
6.3 mm
Vd
334 cm³
Le @1 kHz
1.3 mH
CONSTRUCTION DETAILS
Depth
132 mm 5.20 in
Net weight
5.5 kg 12.12 lb
Total weight
6 kg 13.2 lb
Magnet
Ferrite