SPX-21M

Order No.: 10.1640

Hi-fi full range speaker, 12 W, 4 Ω
  • Excellent sound quality
  • Inverse laminated cone and ventilated centering spider
  • Neodymium magnet system
  • Voice coil system of very low moving mass
  • Application in small speakers or satellite systems
  • Ideally suited for line arrays, column speakers
  • Combined with bass-midrange speakers, very well-suited as a tweeter system with a low crossover freque…

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EUR 32,90
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Productinfos
SPX-21M
Hi-fi full range speaker, 12 W, 4 Ω
  • Excellent sound quality
  • Inverse laminated cone and ventilated centering spider
  • Neodymium magnet system
  • Voice coil system of very low moving mass
  • Application in small speakers or satellite systems
  • Ideally suited for line arrays, column speakers
  • Combined with bass-midrange speakers, very well-suited as a tweeter system with a low crossover frequency
Supplies Technical specifications

Technical specifications SPX-21M

SPX-21M
Impedance (Z) 4 Ω
Frequency range f3-22,000 Hz
Resonant frequency (fs) 170 Hz
Power rating 12 W
Peak music power output 25 W
Sensitivity 84 dB/W/m
Suspension compl. (Cms) 0.6 mm/N
Moving mass (Mms) 1.45 g
Mech. Q factor (Qms) 4.66
Electr. Q factor (Qes) 0.53
Total Q factor (Qts) 0.47
Equivalent volume (Vas) 0.14 l
DC resistance (Re) 3.74 Ω
Force factor (BxL) 3.32 Tm
Voice coil induct. (Le) 0.12 mH
Voice coil diameter Ø 20 mm
Voice coil former Kapton
Linear excursion (XMAX) ± 1.2 mm
Eff. cone area (Sd) 13 cm2
Magnet weight 25.8 g
Magnet diameter Ø 29 mm
Mounting cutout Ø 50.5 mm
Mounting depth 33.4 mm
Hole spacing X-axis 45 mm
Hole spacing Y-axis 45 mm
Dimensions 55.5 x 55.5 x 34 mm
Width 55.5 mm
Height 55.5 mm
Depth 34 mm
Admiss. ambient temp. 0-40 °C
Weight 0.09 kg
Sales unit 1
Type of speaker
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