|
Woofer with shielded magnetic circuit for use
mainly in loudspekaer systems which are
expected to by operated near TV sets and
monitors.
|
ACOUSTICAL DATA |
Rated noise power
1)
|
20
|
W |
Short term maximum power
2)
|
50 |
W |
Rated impedance |
4 |
Ohm |
Resonance frequency Fs
4)
|
60.0 |
Hz |
Rated frequency range |
50 - 15000
|
Hz |
Sensitivity
3)
|
87 |
dB |
|
TS PARAMETERS |
Acquired by MLSSA D-0-10 |
|
|
Effective piston area Sd |
72
|
cm2 |
DC resistance of voice coil Re |
3.5 |
Ohm |
Mechanical Q factor Qms |
1.92 |
|
Electrical Q factor Qes |
0.73 |
|
Total Q factor Qts |
0.53 |
|
Voice coil inductance Le |
0.1 |
|
Equivalent volume Vas |
12.4 |
l |
Moving mass (including air load) Mms |
5.7 |
g |
Suspension compliance Cms |
1691 |
uM/Newton |
Force factor Bl |
3.0 |
Tm |
Maximum linear displacement Xmax
5)
|
0.7
|
mm |
|
MECHANICAL DATA |
Voice coil carrier material |
aluminium
|
|
Voice coil diameter |
19.2 |
mm |
Winding height of voice coil |
4.3 |
mm |
Yoke diameter |
18 |
mm |
Air gap height |
3.5 |
mm |
Magnet external diameter |
60 |
mm |
Magnet internal diameter |
26 |
mm |
Magnet height |
13 |
mm |
Compensating magnet external diameter |
60 |
mm |
Compensating magnet internal diameter |
26 |
mm |
Compensating magnet height |
13 |
mm |
Weight |
0.7 |
kg |
|
TEST CONDITIONS |
Sweep voltage |
3.2 |
V |
Frequency range |
20 - 20000
|
Hz |
|
1) DIN IEC 268-5, closed box 5 dm3
2) CSN IEC 268-5, closed box 5 dm3
3) CSN IEC 286-5, standard box, 1W, 1 m, 50 -
4000 Hz
4) ±10 Hz
5) Peak - peak
|
Frequency response
|
Impedance Magnitude - Ohms
|
Drawing
|