General Characteristics |
| Nominal
Overall Diameter |
385mm |
15
in
|
| Nominal
Voice Coil Diameter |
50mm |
2
in
|
| Magnet
Weight |
810
g |
28.5
oz
|
| Flux
Density |
1.00
T |
Thiele-Small Parameters |
| Voice
Coil DC Resistance |
RE |
5.3
Ω
|
| Resonance
Frequency |
ƒS |
48
Hz
|
| Mechanical
Q Factor |
QMS |
5.32
|
| Electrical
Q Factor |
QES |
0.80
|
| Total
Q Factor |
QTS |
0.69
|
| Mechanical
Moving Mass |
MMS |
49.1
g
|
| Mechanical
Compliance |
CMS |
219.0µm/N
|
| Force
Factor |
BxL |
9.98
Wb/m
|
| Equivalent
Acoustic Volume |
VAS |
175.6
lt.
|
| Maximum
Linear Displacement |
XMAX |
1.0
mm
|
| Reference
Efficiency |
nO |
2.42%
|
| Diaphragm
Area |
SD |
754.7cm2
|
| Losses
Electrical Resistance |
RES |
35
Ω
|
| Voice
Coil Inductance @ 1kHz |
LE |
0.64
mH
|
Constructive Characteristics |
| Magnet |
Ferrite |
| Voice
Coil Winding |
Copper |
| Voice
Coil Former |
Aluminum |
| Cone |
Paper |
| Surround |
Treated
Cloth |
| Dust
Dome |
Solid
Paper |
| Basket |
Pressed
Sheet Steel |
|
Electrical Characteristics |
| Nominal
Impedance |
4/8/16
Ω
|
| Rated
Power |
120
W
|
| Musical
Power |
240
W
|
| Sensitivity@1W,
1m |
97.6
dB
|
|
