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| 830515 |
308
SWR 51 147 NX 4L ALP 4W |
|
 |
| Reference
voltage sensitivity |
(dB) |
93.5 |
| Re 2.83V 1m at 115
Hz |
|
| |
Thiele Small parameters |
| |
Free air |
Common |
Baffled |
| Nominal
impedance |
Zn |
(W) |
|
4 |
|
| Minimum
impedance /at freq. |
Zmin |
(W/Hz) |
2.2/115 |
| Maximum
impedance |
Zo |
(W) |
28.9 |
| Dc
resistance |
Re |
(W) |
1.8 |
| Voice
coil inductance |
Le |
(mH) |
1.9 |
Capacitor
in series with4W
(for impedance compensation) |
Cc |
(mF) |
|
34 |
|
| |
|
| Resonance
Frequency |
fs |
(Hz) |
28.2 |
|
28.2 |
| Mechanical
Q factor |
Qms |
|
4.81 |
4.81 |
| Electrical
Q factor |
Qes |
0.32 |
0.32 |
| Total
Q factor |
Qts |
0.30 |
0.30 |
| F
(Ratio fs/Qts) |
F |
(Hz) |
|
94 |
| |
|
| Mechanical
resistance |
Rms |
(Kg/s) |
|
4.37 |
|
| Moving
mass |
Mms |
(g) |
118.5 |
|
118.6 |
| Suspension
compliance |
Cms |
(mm/N) |
|
0.27 |
|
| Effective
cone diameter |
D |
(cm) |
24.4 |
| Effective
piston area |
Sd |
(cm2) |
466 |
| Force
factor |
Bl |
(N/A) |
10.9 |
| |
|
| |
Magnet and voice coil parameters |
| |
Voice
coil diameter |
d |
(mm) |
|
51 |
| Voice
coil lenght |
h |
(mm) |
33 |
| Voice
coil layers |
n |
|
4 |
| Flux
density in gap |
B |
(T) |
1.04 |
| Total
useful flux |
|
(mWb) |
2.50 |
| Height
of the gap |
hg |
(mm) |
8 |
| Diameter
of magnet |
dm |
(mm) |
147 |
| Height
of magnet |
hm |
(mm) |
35 |
| Weight
of magnet |
|
(kg) |
2.42 |
 |
Все приведенные
параметры являются
информационными и могут быть
изменены
фирмами-производителями.
|