8 cm (3.3") HiFi fullrange speaker with high force factor and good sensitivity. Special developed for use in column-speakers and small bass-reflex cabinets, e.g. in miniature subwoofer / satellite systems.
Typical applications : - Column speakers - Mini hi-fi systems
Attributes : - Moisturised cone - Metal basket
Technical Data:
Rated power
30 W
Maximum power
50 W
Nominal impedance Z
8 Ohm
Frequency response
100–20000 Hz
Mean sound pressure level
88 dB (1 W/1 m)
Opening angle (-6 dB)
147°/4000 Hz
Excursion limit
+/−2,5 mm
Resonance frequency fs
125 Hz
Magnetic induction
1,2 T
Magnetic flux
225 µWb
Height of front pole-plate
4 mm
Voice coil diameter
20 mm
Height of winding
4,5 mm
Cutout diameter
75 mm
Net weight
0,5 kg
D.C. resistance Rdc
7,2 Ohm
Mechanical Q factor Qms
3,24
Electrical Q factor Qes
0,58
Total Q factor Qts
0,49
Equivalent volume Vas
1,1 l
Effective piston area Sd
29 cm²
Dynamically moved mass Mms
1,8 g
Force factor Bxl
4,0 Tm
Inductance of the voice coil L
0,3 mH
Temperature range
−25 ... 70 °C
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