General
Characteristics |
| Nominal Overall
Diameter |
259
mm |
10
in |
| Nominal Voice Coil
Diameter |
38
mm |
1.5
in |
| Magnet
Weight |
640
g |
15
oz |
| Flux Density |
1.16
T |
Thiele-Small
Parameters |
| Voice Coil DC
Resistance |
RE |
5.0 Ω |
| Resonance
Frequency |
ƒS |
99.0
Hz |
| Mechanical Q
Factor |
QMS |
16.28 |
| Electrical Q
Factor |
QES |
0.73 |
| Total Q
Factor |
QTS |
0.69 |
| Mechanical Moving
Mass |
MMS |
19.8
g |
| Mechanical
Compliance |
CMS |
129.0
µm/N |
| Force Factor |
BxL |
9.24
Wb/m |
| Equivalent Acoustic
Volume |
VAS |
19.8
lt. |
| Maximum Linear
Displacement |
XMAX |
1.5
mm |
| Reference
Efficiency |
nO |
2.58
% |
| Diaphragm
Area |
SD |
330
cm2 |
| Losses Electrical
Resistance |
RES |
112.0
Ω |
| Voice Coil Inductance
@ 1kHz |
LE |
0.52
mH |
Constructive
Characteristics |
| Magnet |
Ferrite |
| Voice Coil
Winding |
Copper |
| Voice Coil
Former |
Epotex |
| Cone |
Paper |
| Surround |
Integrated
Paper |
| Dust Dome |
Non
Treated Cloth |
| Basket |
Pressed
Sheet Steel | |
Electrical
Characteristics |
| Nominal
Impedance |
8
Ω |
| Rated Power |
70
W |
| Musical Power
|
140
W |
| Sensitivity@1W,
1m |
98.2
dB | |
