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SB26CDC-C000-4

SB Acoustics SB26CDC-C000-4 Tweeter

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The SB26CDC-C000-4 is a 26mm hard dome tweeter from SB Acoustics featuring a composite aluminium / ceramic dome. A perfect aesthetic and sonic match for the larger SB Acoustics ceramic drive units.

Key Features:

  • Composite Aluminium/Ceramic Dome
  • Phase optimised diaphragm design for coherent high frequency radiation
  • Copper cap for reduced voice coil inductance and minimum phase shift
  • Saturation controlled motor system for low distortion
  • Non-reflective rear chamber with optimised damping for improved dynamics
  • Flow optimised vented pole piece for optimum coupling to rear chamber
  • CCAW voice coil for low moving mass
  • Long life silver lead wires
  • Low resonant frequency

Basic parameters:

Resonant frequency (fs) 690 Hz Nominal impedance (Zn) 4 Ω
Effective diaphragm diameter 26mm DC resistance (Re) 3.2 Ω
Ferrofluid ? Y/N Yes
Max power handling 100 W
Recommended crossover 2.6kHz/12dB Faceplate diameter 100mm
Sensitivity (2.83V/1m) 89dB Cutout hole diameter 84mm

Here's the full datasheet:

.pdf link

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