4SB12PFC-00-pic

4” SB12PFC-00 / Paper

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Features

  • Vented reinforced plastic chassis
  • Proprietary cone material with natural fibres made in-house
  • Low damping rubber surround
  • Long stroke linear suspension
  • Easily adjustable moving mass

Specs

  • Effective piston area, Sd 50 cm2
  • Free air resonance, Fs 34 Hz
  • Compliance, Cms 1.2 mm/N
  • Moving mass incl. air,Mms 18.8 g
  • Mechanical loss, Rms 0.32 kg/s
  • Mechanical Q-factor, Qms 12.5
  • Equivalent volume, Vas 4.2 liters
  • Net weight 78 g
  • Max Mechanical Cone Excursion, Xmech ±9 mm

T/S parameters measured on drive units that are broken in.