WR
130
130 WR 26 81 CD
4 ohm -
Order ID: 830512
High quality 5" CD woofer designed for installation is cars. The 830512 has
a cast diaphragm and high efficiency. The basket is adapted to car standards
fitting into most cars when for instance mounted in the doors.
WR 130 |
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Thiele Small parameters: |
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Free air |
Common |
Baffled |
Nominal impedance |
Zn |
(ohm) |
|
4 |
|
Minimum impedance/at freq. |
Zmin |
(ohm/Hz) |
|
3.6/307 |
|
Maximum impedance |
Zo |
(ohm) |
|
22.8 |
|
DC resistance |
Re |
(ohm) |
|
3.3 |
|
Voice coil inductance |
Le |
(mH) |
|
6.0 |
|
Capacitor in series with 4 ohm
(for impedance compensation) |
Cc |
(µF) |
|
22 |
|
Resonance Frequency |
fs |
(Hz) |
67.5 |
|
66.2 |
Mechanical Q factor |
Qms |
|
3.48 |
|
3.55 |
Electrical Q factor |
Qes |
|
0.59 |
|
0.60 |
Total Q factor |
Qts |
|
0.50 |
|
0.51 |
F (Ratio fs/Qts) |
F |
(Hz) |
|
|
129 |
Mechanical resistance |
Rms |
(Kg/s) |
|
1.17 |
|
Moving mass |
Mms |
(g) |
9.6 |
|
10.0 |
Suspension compliance |
Cms |
(mm/N) |
|
0.58 |
|
Effective cone diameter |
D |
(cm) |
|
10.8 |
|
Effective piston area |
Sd |
(cm²) |
|
91 |
|
Equivalent volume |
VAS |
(ltrs) |
|
6.6 |
|
Force factor |
Bl |
(N/A) |
|
4.8 |
|
Reference voltage sensitivity
Re 2.83V 1m at 307 Hz (Measured) |
|
(dB) |
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|
90.1 |
Magnet and voice coil parameters: |
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Voice coil diameter |
d |
(mm) |
26 |
Voice coil length |
h |
(mm) |
10 |
Voice coil layers |
n |
|
2 |
Flux density in gap |
B |
(T) |
1.02 |
Total useful flux |
|
(mWb) |
0.70 |
Height of the gap |
hg |
(mm) |
6 |
Diameter of magnet |
dm |
(mm) |
81 |
Height of magnet |
hm |
(mm) |
15 |
Weight of magnet |
|
(kg) |
0.32 |
Power handling: |
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Long term Max System Power (IEC) |
(W) |
110 |