General Characteristics |
| Nominal
Overall Diameter |
307mm |
12
in |
| Nominal
Voice Coil Diameter |
50mm |
2
in |
| Magnet
Weight |
1450 g |
50
oz |
| Overall Weight |
9.55 lbs |
| Flux
Density |
1.25
T |
Thiele-Small Parameters |
| Voice
Coil DC Resistance |
RE |
7.12
Ω |
| Resonance
Frequency |
ƒS |
85.6
Hz |
| Mechanical
Q Factor |
QMS |
14.23 |
| Electrical
Q Factor |
QES |
0.51 |
| Total
Q Factor |
QTS |
0.49 |
| Mechanical
Moving Mass |
MMS |
30.5
g |
| Mechanical
Compliance |
CMS |
114
µm/N |
| Force
Factor |
BxL |
15.16Wb/m |
| Equivalent
Acoustic Volume |
VAS |
38.4
lt. |
| Maximum
Linear Displacement |
XMAX |
1.0
mm |
| Reference
Efficiency |
nO |
4.56% |
| Diaphragm
Area |
SD |
490.8cm2 |
| Losses
Electrical Resistance |
RES |
199.6
Ω |
| Voice
Coil Inductance @ 1kHz |
LE |
0.99
mH |
Constructive Characteristics |
| Magnet |
Ferrite |
| Voice
Coil Winding |
Copper |
| Voice
Coil Former |
Nomex |
| Cone |
Paper |
| Surround |
Integrated
Paper |
| Dust
Dome |
Non
Treated Cloth |
| Basket |
Pressed
Sheet Steel |
|
Electrical Characteristics |
| Nominal
Impedance |
8
Ω
|
| Rated
Power |
110
W
|
| Musical
Power |
220
W
|
| Sensitivity@1W,
1m |
99.1
dB
|
|
