Fountek FR89EX-4

€101.30 *

Prices incl. VAT plus shipping costs

Delivery time approx. 5 working days

  • 1420069
underhung motor design, Neodymium magnet... more
Product information "Fountek FR89EX-4"
  • underhung motor design, Neodymium magnet
  • +/-5mm liner excursion
  • aluminum cone,25mm voice coil
  • low distortion,fast transient
  • high power handling

 

Specifications

  • power handling (continuous/programme) = 25 W
  • frequency range = 70-2000 Hz
  • resonance frequency fs = 97 Hz
  • impedance R = 4 Ohm
  • sound pressure level SPL = 83,7 dB (2,83V; 1m)
  • DC resistance Re = 3,4 Ohm
  • force factor BL = 2,861 N/A
  • effective piston radiating area Sd = 27,34 cm2
  • effective mechanical mass incl. air load mms = 2,587 g
  • equivalent volume of compliance Vas = 1,111 l
  • total Q factor Qts = 0,452 (Qms=1,47, Qes=0,653)
  • voice coil diameter = 25 mm
  • maximum peak linear excursion vibration xlin = +/- 5 mm
  • mounting diameter d = 73 mm
  • overall diameter d = 88,4 mm
  • mounting depth (not countersunk) t = 46,9 mm
  • mass m = 0,525 kg
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