General Characteristics |
| Nominal
Overall Diameter |
385mm |
15
in
|
| Nominal
Voice Coil Diameter |
75
mm |
2
in
|
| Magnet
Weight |
360
g |
12.70
oz
|
| Flux
Density |
1.20
T |
Thiele-Small Parameters |
| Voice
Coil DC Resistance |
RE |
6.57Ω
|
| Resonance
Frequency |
ƒS |
42.8Hz
|
| Mechanical
Q Factor |
QMS |
11.43
|
| Electrical
Q Factor |
QES |
0.35
|
| Total
Q Factor |
QTS |
0.34
|
| Mechanical
Moving Mass |
MMS |
57.2
g
|
| Mechanical
Compliance |
CMS |
243µm/N
|
| Force
Factor |
BxL |
17.07
Wb/m
|
| Equivalent
Acoustic Volume |
VAS |
194.3
lt.
|
| Maximum
Linear Displacement |
XMAX |
2.5
mm
|
| Reference
Efficiency |
nO |
4.22
%
|
| Diaphragm
Area |
SD |
754.7
cm2
|
| Losses
Electrical Resistance |
RES |
216.8Ω
|
| Voice
Coil Inductance @ 1kHz |
LE |
1.22
mH
|
Constructive Characteristics |
| Magnet |
Neodymium |
| Voice
Coil Winding |
Copper |
| Voice
Coil Former |
Kapton |
| Cone |
Paper |
| Surround |
Treated
Cloth |
| Dust
Dome |
Solid
Paper |
| Basket |
Pressed
Sheet Steel |
|
Electrical Characteristics |
| Nominal
Impedance |
8
Ω
|
| Rated
Power |
300
W
|
| Musical
Power |
600
W
|
| Sensitivity@1W,
1m |
99.1
dB
|
|
