General Characteristics |
| Nominal Overall Diameter |
385mm |
15 in |
| Nominal Voice Coil Diameter |
50.8 mm |
2 in |
| Magnet Weight |
220 g |
7.76 oz |
| Flux Density |
1.14 T |
Thiele-Small Parameters |
| Voice Coil DC Resistance |
RE |
5.72Ω |
| Resonance Frequency |
ƒS |
52.2Hz |
| Mechanical Q Factor |
QMS |
5.41 |
| Electrical Q Factor |
QES |
0.50 |
| Total Q Factor |
QTS |
0.46 |
| Mechanical Moving Mass |
MMS |
43.7 g |
| Mechanical Compliance |
CMS |
213µm/N |
| Force Factor |
BxL |
12.83 Wb/m |
| Equivalent Acoustic Volume |
VAS |
170.1 lt. |
| Maximum Linear Displacement |
XMAX |
4.0 mm |
| Reference Efficiency |
nO |
4.66 % |
| Diaphragm Area |
SD |
754.7 cm2 |
| Losses Electrical Resistance |
RES |
62.1Ω |
| Voice Coil Inductance @ 1kHz |
LE |
0.73 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 |
150 W |
| Musical Power |
300 W |
| Sensitivity@1W, 1m |
100.1 dB | |