General Characteristics |
| Nominal
Overall Diameter |
307mm |
12
in |
| Nominal
Voice Coil Diameter |
50
mm |
2
in |
| Magnet
Weight |
1450g |
50 oz |
| Overalll Weight |
4.45 lbs |
| Flux
Density |
1.20
T |
Thiele-Small Parameters |
| Voice
Coil DC Resistance |
RE |
6.94 Ω |
| Resonance
Frequency |
ƒS |
72.4 Hz |
| Mechanical
Q Factor |
QMS |
13.60 |
| Electrical
Q Factor |
QES |
0.63 |
| Total
Q Factor |
QTS |
0.60 |
| Mechanical
Moving Mass |
MMS |
33.8
g |
| Mechanical
Compliance |
CMS |
143 µm/N |
| Force
Factor |
BxL |
13.00
Wb/m |
| Equivalent
Acoustic Volume |
VAS |
48.7
lt. |
| Maximum
Linear Displacement |
XMAX |
+/-1.0
mm |
| Reference
Efficiency |
nO |
2.82
% |
| Diaphragm
Area |
SD |
490.9
cm2 |
| Losses
Electrical Resistance |
RES |
148.9 Ω |
| Voice
Coil Inductance @ 1kHz |
LE |
0.7
mH |
Constructive Characteristics |
| Magnet |
Neodymium |
| 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 |
100
W
|
| Musical
Power |
200
W
|
| Sensitivity@1W,
1m |
97.3
dB
|
|
