SB21RDC-C000-4 - Tweeter 21mm
SB21RDC-C000-4 - Tweeter 21mm
SB21RDC-C000-4 - Tweeter 21mm
    SB21RDC-C000-4 - Tweeter 21mm
    SB21RDC-C000-4 - Tweeter 21mm
    SB21RDC-C000-4 - Tweeter 21mm

    SB Acoustics SB21RDC-C000-4 Ring Dome Tweeter

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    €42.76
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    SB Acoustics SB21RDC-C000-4 Ring Dome Tweeter

    Non-resonant diaphragm design for minimum high frequency break-up and dual balanced compression chamber for improved dynamics. 

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    SB Acoustics SB21RDC-C000-4 Ring Dome Tweeter

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    Product description

     Non-resonant diaphragm design for minimum high frequency break-up

     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

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    Product details

    SB Acoustics SB21RDC-C000-4 3/4" Ring Tweeter

    Non-resonant diaphragm design for minimum high frequency break-up and 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 and low resonance frequency.

    Specifications: BL Product (BL): 1.5 Tm N • Diaphragm Mass Inc. Airload (Mms): 0.25 g • Maximum Linear Excursion (Xmax): 0.5 mm • Surface Area of Cone (Sd): 4.6 cm2

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    Specifications

    Article numberSB21RDC-C000-4
    Tweeter TypeRing Radiator
    Cone / Dome Diameter20 mm | 4/5"
    Power Handling (RMS)40 Watts
    Impedance (Z)4 Ω
    Sensitivity (SPL at 1m / 2.83V)90 dB
    Resonant Frequency (Fs)760 Hz
    DC Resistance (Re)3.1 ohms
    Voice Coil Inductance (Le)0.04 mH
    Mechanical Q (Qms)2.54
    Electromagnetic Q (Qes)1.64
    Total Q (Qts)1.00

    SB21RDC-C000-4
    4 Items

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