SB19ST-C000-4 / Fabric

Features

  • Optimized damping in pole cavity to eliminate internal reflection
  • Fine weave soft fabric dome for smooth frequency response
  • Saturation controlled motor system for reduced distortion
  • CCAW voice coil for low moving mass
  • Long life silver lead wires

Specs

  • Nominal Impedance 4 Ω
  • DC resistance, Re 3.4 Ω
  • Voice coil inductance, Le 0.07 mH
  • Effective piston area, Sd 3.8 cm2
  • Voice coil diameter 19.1 mm
  • Voice coil height 1.8 mm
  • Air gap height 3 mm
  • Linear coil travel (p-p) 1.2 mm
  • Moving mass incl. air, Mms 0.22 g
  • Free air resonance, Fs 980 Hz
  • Sensitivity (2.83 V / 1 m) 88.5 dB
  • Mechanical Q-factor, Qms 6.45
  • Electrical Q-factor, Qes 1.50
  • Total Q-factor, Qts 1.22
  • Force factor, Bl 1.75 Tm
  • Rated power handling* 30 W
  • Magnetic flux density 1.24 T
  • Magnet weight 0.13 kg
  • Net weight 0.32 kg

* IEC 268-5, high-pass Butterworth, 2600 Hz, 12 dB/oct.