SB Acoustics Satori MW19PNW-8

• Sensitivity (1W, 1m, infinite baffle) SPL1W 88.9dB

Thiele & Small parameters

• Resonance frequency (free air) fS 29.5Hz
• Mechanical quality factor QMS 4.18
• Electrical quality factor QES 0.32
• Total quality factor QTS 0.29

Large signal parameters

• Maximum linear excursion xmax 6.7mm
• Air volume displaced at xmax VD 106cm³
• Power handling P 70W
• Program power Pmax 140W

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 6.0Ω
• Inductance (1kHz) LE 0.2mH
• VC Diameter 39mm
• Winding height HVC 19.4mm
• Winding material Copper Clad Aluminium
• Former material Glass Fiber

Magnet

• Flux density B 1.1T
• Force factor Bl 7.7N/A
• Motor constant Bl/√RE 3.14N/√W
• Air gap height HAG 6mm
• Weight 0.15kg
• Material Neodymium

Diaphragm

• Effective diameter 142mm
• Effective area SD 158cm²
• Moving mass MMS 16.9g
• Moving mass (without air load) MMD 15.4g
• Material EGYPTIAN PAPYRUS™ fibres (made in-house)

Suspensions

• Stiffness KMS 0.581N/mm
• Compliance CMS 1720µm/N
• Equivalent volume to the compliance VAS 61L
• Mechanical resistance RMS 0.75N·s/m
• Surround material Rubber
• Spider material BIMAX

Dimensions

• Nominal diameter 7.5″
• 191mm
• Volume occupied by the driver (estimated) 0.6L
• Net weight 1.48kg
• Frame material Cast aluminium