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SPX-31M

3", 20Wrms, 8ohm
101660
In stock
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Description

Hi-fi full range speaker, 40 WMax, 20 WRMS, 8 Ohm
  • Excellent sound quality
  • High-quality paper cone
  • Aluminium phase plug for optimising the radiation pattern
  • Rear-ventilated centering spider
  • Magnet system with shielding
  • Application in small speakers or satellite systems
  • Ideally suited for application in FAST speakers (full range and subwoofer technology)
HOBBY HiFi 06/2015
"Ideally suited as a desktop speaker system.
Very neat workmanship."



Impedance (Z) 8 Ohm
Transmission method -
Frequency range f3-20,000 Hz
Resonant frequency (fs) 110 Hz
Rec. crossov. frequ. (fmax.) (12 dB/oct.) -
Power rating (RMS) 20 W
Peak music power output (MAX) 40 W
Sensitivity 86 dB/W/m
Max. rated SPL -
Max. voltage -
Radiation angle, horizontal -
Radiation angle, vertical -
Suspension compl. (Cms) 0.92 mm/N
Moving mass (Mms) 1.9 g
Mech. Q factor (Qms) 3.707
Electr. Q factor (Qes) 0.69
Total Q factor (Qts) 0.58
Equivalent volume (Vas) 1.3 l
DC resistance (Re) 6.4 O
Force factor (BxL) 3.64 Tm
Voice coil induct. (Le) 0.18 mH
Voice coil diameter Ø 20 mm
Voice coil former Kapton
Linear excursion (XMAX) ± 1.1 mm
Eff. cone area (Sd) 32 cm2
Magnet weight 119 g
Magnet diameter Ø 68 mm
Mounting cutout Ø 71 mm
Mounting depth 53 mm
Mounting hole diameter -
Hole spacing X-axis -
Hole spacing Y-axis -
Dimensions Ø 93 mm x 55 mm
Outside diameter Ø 93 mm
Width Ø 93 mm
Height -
Depth 55 mm
Protective class -
Admiss. ambient temp. 0-40 °C
Weight 0.49 kg
Packing unit 1
Type of speaker 3"
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