SB Acoustics 5 Satori MR13P-4 Midrange

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SB Acoustics 5 Satori MR13P-4 Midrange

Key features
  • Vented aerodynamic cast aluminium chassis for optimum strength and low compression.
  • Proprietary cone material with EGYPTIAN PAPYRUS™ fibres made in-house.
  • Soft low damping rubber surround for optimum transient response.
  • Advanced BIMAX spider for improved linearity.
  • Powerful optimized low distortion neodymium motor system.
  • Non-conducting fibre glass voice coil former for minimum damping.
  • Extended copper sleeve on pole piece for low inductance and reduced distortion.
  • CCAW voice coil for reduced moving mass.
  • Long life silver lead wires attached 180° apart for improved stability.
  • Vented pole piece and coil former for reduced compression.
  • High piston to chassis diameter ratio.
  • Gasket and bolt hole protrusions for reduced coupling to speaker cabinet.

Short data

Usage as Midrange
Impedance 4 Ohm
Frequency from 300 Hz
Max. Frequency 10 kHz
Sound pressure 91 dB


Overall dimensions 132 mm
Baffle cutout 110 mm
Depth (Total) 73.5 mm
Voice coil Ø 30.5 mm
Voice coil height 11 mm
Air gap height 5 mm
Magnet Ø 10 mm
Magnet-weight 40 g


Resonance fs fs: 41 Hz
Mechanical Q Qms: 2.8
Electrical Q Qes: 0.25
Total Q Qts: 0.23
Equivalent Air-Volumen Vas: 19.4 Liter
DC-Resistance Re: 3.3 Ohm
Coil Inductance Le: 0.11 mH
Mech. Compliance Cms: 2.79 mm/N
Moving Mass Mms: 5.4 g
mech. Resistance Rms: 0.5 kg/s-¹
Max. Excursion +/- Xmax: 6 mm
BL Product Bl: 4.3 N/A
Membrane Area Sd: 70 cm²
Sound pressure dB: 91 SPL

Frequency & Impedance

Technical Dimensions

PDF-Product information

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