|
|
| Woofer for small loudspeaker systems. |
|
ACOUSTICAL DATA
|
| Rated noise power
1)
|
25 |
W |
| Short term maximum power
2)
|
50 |
W |
| Rated impedance |
8 |
Ohm |
| Resonance frequency Fs
4)
|
70.0
|
Hz |
| Rated frequency range |
100 - 6000 |
Hz |
| Sensitivity
3)
|
84 |
dB |
| |
|
TS PARAMETERS
|
| Acquired by MLSSA D-0-10 |
|
|
| Effective piston area Sd |
47 |
cm2 |
| DC resistance of voice coil Re |
7.4 |
Ohm |
| Mechanical Q factor Qms |
1.80 |
|
| Electrical Q factor Qes |
0.77 |
|
| Total Q factor Qts |
0.54 |
|
| Voice coil inductance Le |
0.2 |
|
| Equivalent volume Vas |
4.5 |
l |
| Moving mass (including air load) Mms |
3.1 |
g |
| Suspension compliance Cms |
1476 |
uM/Newton |
| Force factor Bl |
3.7 |
Tm |
| Maximum linear displacement Xmax
5)
|
0.5 |
mm |
| |
|
MECHANICAL DATA |
| Voice coil carrier material |
aluminium |
|
| Voice coil diameter |
18.4 |
mm |
| Winding height of voice coil |
4.5 |
mm |
| Yoke diameter |
18 |
mm |
| Air gap height |
4 |
mm |
| Magnet external diameter |
72 |
mm |
| Magnet internal diameter |
32 |
mm |
| Magnet height |
15 |
mm |
| Compensating magnet external diameter |
- |
mm |
| Compensating magnet internal diameter |
- |
mm |
| Compensating magnet height |
- |
mm |
| Weight |
0.6 |
kg |
| |
|
TEST CONDITIONS |
| Sweep voltage |
4.2 |
V |
| Frequency range |
50 - 16000 |
Hz |
| |
1) DIN IEC 268-5, closed box 2,5 dm3.
2) CSN IEC 268-5, closed 2,5 dm3.
3) ČSN IEC 268-5, standard baffle, 1W, 1 m, 100 - 6000 Hz
4) ±10 Hz
5) Peak - peak |
Frequency response
|
Impedance Magnitude - Ohms
|
Drawing
|
