SB Acoustics Satori MR13TX-4 Bass-midwoofer

The Satori MR13TX-4 Bass-midwoofer from SB Acoustics represents a pinnacle of engineering for those who demand uncompromising audio fidelity. This high-performance driver is meticulously crafted to deliver accurate, low-distortion bass and midrange reproduction, making it an exceptional choice for discerning audiophiles, custom speaker builders, and professional audio designers seeking to elevate their projects to reference-level standards.

Ideal for use in high-end two-way bookshelf speakers, compact studio monitors, or as a dedicated midbass driver in multi-way systems, the MR13TX-4 excels in applications where clarity and transient response are paramount. Its robust construction ensures it can handle demanding musical passages with ease, providing a solid foundation for both critical listening and immersive home theatre setups. Whether you are designing a bespoke pair of loudspeakers or upgrading an existing design, this driver offers the precision required to bring your acoustic vision to life.

Technically, the MR13TX-4 features a rigid aluminium basket that minimises resonances and ensures stable operation. With a sensitivity of 90 dB SPL at 2.83V/1m and a low total Q factor (Qts) of 0.27, it is well-suited for sealed or vented enclosures, offering tight, controlled bass. The voice coil inductance is a mere 0.11 mH, contributing to extended high-frequency response and minimal distortion. Its 4-ohm impedance and 127 mm nominal diameter make it a versatile choice for a wide range of crossover designs.

In summary, the Satori MR13TX-4 is a testament to SB Acoustics’ commitment to sonic excellence, combining advanced materials with precise engineering to deliver a bass-midwoofer that truly performs.