SB21RDCN-C000-4 Dome Tweeter

52.45

  • Non-resonant diaphragm design for minimum high frequency break-up
  • Copper cap for reduced voice coil inductance and minimum phase shift
  • Compact low distortion neodymium motor system
  • Non-resonant rear chamber with optimized damping for improved dynamics
  • CCAW voice coil for low moving mass
  • Long life silver lead wires
  • Low resonance frequency
  • SKU: 143247686 Categories: , ,
    Description

    The SB21RDCN-C000-4 is a newly designed compact tweeter from SB Acoustics featuring a ring radiator diaphragm and neodymium magnet system. It has an excellent frequency response well above 20 kHz. The tweeter has a non-resonant diaphragm design for minimum high frequency break-up and a copper cap for reduced voice coil inductance and minimum phase shift. It also has a compact low distortion neodymium motor system.

    Highlights

    • Non-resonant diaphragm design for minimum high frequency break-up
    • Copper cap for reduced voice coil inductance and minimum phase shift
    • Compact low distortion neodymium motor system
    • Non-resonant rear chamber with optimized damping for improved dynamics
    • CCAW voice coil for low moving mass
    • Long life silver lead wires
    • Low resonance frequency

    Product details

    SB Acoustics SB21RDCN-C000-4 Fabric Dome Tweeter

    The SB Acoustics SB21RDCN-C000-4 is a 2-inch ring radiator tweeter with a neodymium magnet system. It has a frequency response of 850 Hz to 40 kHz, a sensitivity of 89.5 dB, and an impedance of 4 ohms. The tweeter is designed to be non-resonant, with a copper cap to reduce voice coil inductance and minimum phase shift. It also has a compact low distortion motor system, a non-resonant rear chamber with optimized damping, a CCAW voice coil for low moving mass, and long life silver lead wires.

    The SB21RDCN-C000-4 is a well-specified tweeter that is capable of producing high-quality sound. It is especially suited for use in high-end audio systems where accurate reproduction of high frequencies is important.

    Specifications

    Article number

    SB21RDCN-C000-4
    EAN

    8785256848171
    Tweeter Type
    Dome
    Cone / Dome Diameter
    20.4 mm
    Power Handling (RMS)
    40 Watts
    Impedance (Z)
    4 Ohm
    Sensitivity (SPL at 1m / 2.83V)
    89.5 dB
    Frequency Response
    850 Hz to 40 kHz
    Resonant Frequency (Fs)
    850 Hz
    DC Resistance (Re)
    3.1 Ohm
    Voice Coil Inductance (Le)
    0.04 mH
    Mechanical Q (Qms)
    2.71
    Electromagnetic Q (Qes)
    2.45
    Total Q (Qts)
    1.28
    Overall Outside Diameter
    58 mm
    Cutout Diameter
    50 mm
    Depth
    22.7 mm
    Mounting Type
    4 holes, 3.2 mm
    Recommended cut frequency
    800 Hz
    Shipping & Delivery
    USPS Fast Shipping