General Characteristics |
Nominal Overall Diameter |
307mm |
12 in |
Nominal Voice Coil Diameter |
50 mm |
2 in |
Magnet Weight |
200 g |
7.1 oz |
Flux Density |
1.20 T |
Thiele-Small Parameters |
Voice Coil DC Resistance |
RE |
6.73Ω |
Resonance Frequency |
ÆS |
92.0Hz |
Mechanical Q Factor |
QMS |
15.11 |
Electrical Q Factor |
QES |
0.74 |
Total Q Factor |
QTS |
0.71 |
Mechanical Moving Mass |
MMS |
25.1 g |
Mechanical Compliance |
CMS |
119µm/N |
Force Factor |
BxL |
11.47 Wb/m |
Equivalent Acoustic Volume |
VAS |
40.4 lt. |
Maximum Linear Displacement |
XMAX |
1.0 mm |
Reference Efficiency |
nO |
4.07 % |
Diaphragm Area |
SD |
490.9 cm2 |
Losses Electrical Resistance |
RES |
137.0Ω |
Voice Coil Inductance @ 1kHz |
LE |
0.65 mH |
Constructive Characteristics |
Magnet |
Neodymium |
Voice Coil Winding |
Copper |
Voice Coil Former |
Nomex |
Cone |
Paper |
Surround |
Integrated Paper |
Dust Dome |
Treated Cloth |
Basket |
Pressed Sheet Steel | |
Electrical Characteristics |
Nominal Impedance |
8 Ω |
Rated Power |
100 W |
Musical Power |
200 W |
Sensitivity@1W, 1m |
98.8 dB | |