SB Acoustics SB21RDCN-C000-4 Dome Tweeter

The SB21RDCN-C000-4 Fabric Dome Tweeter from SB Acoustics delivers exceptionally clear and natural high-frequency reproduction, making it an outstanding choice for audiophiles and DIY speaker builders alike. Designed to elevate two-way speaker systems, this tweeter excels in applications ranging from high-fidelity home audio to custom loudspeaker projects where precise and detailed treble is essential. Its compact form factor and versatile mounting options allow seamless integration into existing enclosures or new designs.

At the heart of this tweeter lies a 20.4 mm fabric dome, carefully engineered to produce smooth, extended highs with minimal distortion. The 4-ohm impedance and 89.5 dB sensitivity ensure efficient performance, enabling easy pairing with a wide range of amplifiers. Technical specifications include a resonance frequency of 85 Hz, a total Q factor of 1.28, and a DC resistance of 3.1 ohms, all contributing to controlled and accurate sound reproduction. The recommended crossover frequency of 8 kHz ensures optimal integration with woofers, while the 50 mm cut-out size and four-hole mounting pattern (3.2 mm) simplify installation. With a voice coil inductance of just 0.04 mH, this tweeter offers excellent transient response and low distortion.

Ideal for upgrading existing speakers or building new high-performance systems, the SB21RDCN-C000-4 combines advanced engineering with practical design. Its robust construction and precise specifications make it a reliable choice for achieving refined, airy highs that bring music to life.