speaker construction Woofer

Visaton W 250 S bass chassis 4 ohm

Visaton W 250 S Woofer Speaker 4 Ohm

25 cm (10 ") HiFi woofer with strong drive, extended rear pole plate and 38 mm voice coil for high power handling. Elastic rubber surround, coated paper cone and pressure equalization hole in the membrane.

Technical data

  • Nominal input power 100 W
  • Music power handling 150 W
  • Nominal impedance 4 ohms Z
  • Frequency response (-10 dB) fu-5500 Hz (fu: Lower cut-off frequency depending on cabinet) Mean sound pressure level 90 dB (1 W / 1 m)
  • Maximum stroke 14 mm
  • 33 Hz resonance frequency f
  • Magnetic induction 1.0 T
  • Magnetic flux 835 ?Wb
  • Upper Polplattenhöhe 7 mm
  • Voice coil diameter 38 mm
  • Winding height 17 mm
  • Cutout diameter 233 mm
  • Net weight 3 kg
  • DC resistance Rdc 3,6 Ohm
  • Mechanical Q factor Qms 2.01
  • Electrical Q factor Qes 0.43
  • Total Q factor Qts 0.35
  • Equivalent air compliance volume Vas 135 liters
  • Effective membrane area Sd 346 cm²
  • Dynamically moved mass Mms 32 g
  • Driving factor Bxl 8.94 T m
  • The voice coil L 0.93 mH

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