• Negligible Force Factor Modulation and Surround Radiation Distortion
  • Low Magnetic Hysteresis Distortion
  • “Real” long-stroke
    performance: distortion remains low over full excursion
  • Uncompromised midrange performance
  • Designed and Manufactured
    in Denmark


Driver size 4”
DC resistance, RDC 3.3 Ω
Resonance freq., fs 50 Hz
Total Q factor, Qts 0.7
Effective area, Sd 58 cm2
Eq. volume, Vas 6 L
SPL@2.83Vrms/1m 84 dB
Linear Xmax +/- 10 mm
Mechanical Xmax +/- 13.7 mm
IEC Power handling TBD
Cone material Proprietary Fibre Mix