46MS-FE-BT
Black steel basket
Paper cone cloth edge
1.0KCCAW voice coil
8 Oz Ferrite Magnet
Frequency : 125-3.5K/Hz
RMS power:80Watts
Impedance 4OHMS
Sensiticity:96.1dB
| Specifications | |
| Nominal Diameter | 4*6inch |
| Nominal Impedance | 4 ohms |
| RMS Power Handing | 80W |
| MAX Power Handing | 150W |
| Sensitivity (1w/1m) | 96.1dB |
| Frequency Response | 125-3.5KHZ |
| Motor | |
| Voice Coil Diameter | 26.2mm（1.0inch) |
| Voice Coil Former Material | KC |
| Winding Material | CCAW |
| Cone Material | Paper |
| Dust Cap Material | Aluminum |
| Surround Material | cloth edge |
| Basket Material | Steel |
| Magnet Material | Ferrite |
| Magnet Weight | 8 OZ |
| Displacement Volume |
| Measurement | |
| Overall Diameter | 125x97mm（4.91x3.81inch） |
| Overall Depth | 62mm（2.44inch） |
| Front Mount Baffle Cutout | 111x89mm（4.36x3.5inch） |
| Mouting Depth | 57mm（2.24inch） |
| Motor Diameter | 70mm（2.75inch) |
KLIPPEL ANALYZER SYSTEM
Report 
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Name Value Unit Comment |
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Electrical Parameters |
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Re |
3.22 |
Ohm |
electrical voice coil resistance at DC |
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|
Le |
0.036 |
mH |
frequency independent part of voice coil inductance |
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|
L2 |
0.220 |
mH |
para-inductance of voice coil |
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|
R2 |
1.98 |
Ohm |
electrical resistance due to eddy current losses |
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|
Cmes |
520.65 |
μF |
electrical capacitance representing moving mass |
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|
Lces |
1.92 |
mH |
electrical inductance representing driver compliance |
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|
Res |
15.05 |
Ohm |
resistance due to mechanical losses |
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|
fs |
159.2 |
Hz |
driver resonance frequency |
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Mechanical Parameters |
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(using laser) |
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Mms |
4.551 |
g |
mechanical mass of driver diaphragm assembly including air load and voice coil |
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|
Mmd (Sd) |
3.717 |
g |
mechanical mass of voice coil and diaphragm without air load |
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|
Rms |
0.581 |
kg/s |
mechanical resistance of total-driver losses |
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|
Cms |
0.220 |
mm/N |
mechanical compliance of driver suspension |
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|
Kms |
4.55 |
N/mm |
mechanical stiffness of driver suspension |
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|
Bl |
2.957 |
N/A |
force factor (Bl product) |
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Lambda s |
0.114 |
|
suspension creep factor |
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Loss factors |
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Qtp |
1.390 |
|
total Q-factor considering all losses |
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Qms |
7.837 |
|
mechanical Q-factor of driver in free air considering Rms only |
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Qes |
1.678 |
|
electrical Q-factor of driver in free air considering Re only |
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Qts |
1.382 |
|
total Q-factor considering Re and Rms only |
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Other Parameters |
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Vas |
2.0751 |
l |
equivalent air volume of suspension |
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n0 |
0.479 |
% |
reference efficiency (2 pi-radiation using Re) |
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|
Lm |
88.83 |
dB |
characteristic sound pressure level (at 1 m for 1 W @ Re) |
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|
Lnom |
89.77 |
dB |
nominal sensitivity (SPL at 1 m for 1 W @ Zn) |
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rmse Z |
3.36 |
% |
root-mean-square fitting error of driver impedance Z(f) |
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rmse Hx |
2.39 |
% |
root-mean-square fitting error of transfer function Hx(f) |
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Series resistor |
0.00 |
Ohm |
resistance of series resistor |
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Sd |
81.69 |
cm2 |
diaphragm area |
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