• Large surround dome for increased acoustic output
  • Dual balanced compression chamber for improved dynamics
  • Copper cap for reduced voice coil inductance and minimum phase shift
  • Saturation controlled motor system for low distortion
  • Non-reflective rear chamber with optimized damping for improved dynamics
  • Flow optimized vented pole piece for optimum coupling to rear chamber
  • CCAW voice coil for low moving mass
  • Long life silver lead wires
  • Low resonance frequency

SB Acoustics SB21SDC-C000-4 21mm Textile Dome Tweeters

₹3,550.00Price
    • Nominal Impedance 4 Ω
    • DC resistance, Re 3.1 Ω
    • Voice coil inductance, Le 0.04 mH
    • Effective piston area, Sd 4.9 cm2
    • Voice coil diameter 20.4 mm
    • Voice coil height 1.5 mm
    • Air gap height 2.5 mm
    • Linear coil travel (p-p) 1.0 mm
    • Moving mass incl. air, Mms 0.25 g
    • Free air resonance, Fs 720 Hz
    • Sensitivity (2.83 V / 1 m) 91 dB
    • Mechanical Q-factor, Qms 2.41
    • Electrical Q-factor, Qes 1.55
    • Total Q-factor, Qts 0.95
    • Force factor, Bl 1.5 Tm
    • Rated power handling* 40 W
    • Magnetic flux density 1.02 T
    • Magnet weight 0.13 kg
    • Net weight 0.33 kg

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