Key Features



MODEL |
W157570 |
|
|
TYPE |
MID-BASS |
|
|
GENERAL SPECIFICATIONS |
|||
Nominal Diameter |
380/15 |
mm/inch |
|
Rated impedance |
8 |
ohm |
|
Power handing capacity |
400 |
watts |
|
Sensitivity(1w/1m) |
97 |
dB |
|
Frequency Range |
Fs-3500 |
Hz |
|
Voice Coil Diameter |
75/3 |
mm/inch |
|
Voice Coil Material |
copper |
|
|
Number of layer |
2 |
|
|
Kind of layer |
outside/inside |
|
|
THIELE-SMALL PARAMETERS |
|||
Resonance frequency |
Fs |
43 |
Hz |
Dc resistance |
Re |
5.8 |
ohm |
Mechanical factor |
Qms |
7.21 |
|
Electrical factor |
Qes |
0.41 |
|
Total factor |
Qts |
0.39 |
|
BL factor |
BL |
20 |
T.M |
Effective Moving mass |
Mms |
103 |
g |
Effective Cas air load |
Vas |
126 |
liters |
Effective piston area |
Sd |
0.084 |
m^2 |
MOUNTING INFORMATION |
|||
Overall Diameter |
φ394/φ15.5 |
mm/inch |
|
Bolt Circle Diameter |
φ377/φ14.8 |
mm/inch |
|
Bolt Hole Diameter |
8-7X9/8-0.28X0.35 |
mm/inch |
|
Mount Baffle Cut-out |
φ356/φ14 |
mm/inch |
|
Depth |
176/6.9 |
mm/inch |
|
SHIPPING INFORMATION |
|||
Net Weight ( 1 unit) |
5.6 |
kg |
|
Shipping Weight ( 1 unit) |
7 |
kg |
|
Package Size ( 1 unit) |
425X410X205 |
mm |
|