SB Acoustics Satori MR13P-8
4Ω
8Ω
Mid-range
Nominal diameter | 5″ / 127 mm |
Resonance | 45 Hz |
Q factor | 0.31 |
Sensitivity | 88.5 dB |
Linear excursion | ± 3 mm |
Program Power | 60 W |
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- Sensitivity (1W, 1m, infinite baffle) SPL1W 88.5dB
Thiele & Small parameters
- Resonance frequency (free air) fS 45Hz
- Mechanical quality factor QMS 4.25
- Electrical quality factor QES 0.33
- Total quality factor QTS 0.31
Large signal parameters
- Maximum linear excursion xmax 3mm
- Air volume displaced at xmax VD 21cm³
- Power handling P 30W
- Program power Pmax 60W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.8Ω
- Inductance (1kHz) LE 0.11mH
- VC Diameter 30.5mm
- Winding height HVC 11mm
- Winding material Copper Clad Aluminium
- Former material Glass Fiber
Magnet
- Flux density B 1.08T
- Force factor Bl 6.1N/A
- Motor constant Bl/√RE 2.34N/√W
- Air gap height HAG 5mm
- Weight 0.1kg
- Material Neodymium
Diaphragm
- Effective diameter 94mm
- Effective area SD 70cm²
- Moving mass MMS 6g
- Moving mass (without air load) MMD 5.5g
- Material EGYPTIAN PAPYRUS™ fibres (made in-house)
Suspensions
- Stiffness KMS 0.538N/mm
- Compliance CMS 1860µm/N
- Equivalent volume to the compliance VAS 12.5L
- Mechanical resistance RMS 0.4N·s/m
- Surround material Rubber
- Spider material BIMAX
Dimensions
- Nominal diameter 5″
- 127mm
- Volume occupied by the driver (estimated) 0.3L
- Net weight 0.78kg
- Frame material Cast aluminium
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