SB Acoustics Satori MW19P-4 7.5" Egyptian Papyrus Cone Woofer
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Product description
Vented aerodynamic cast aluminum chassis for optimum strength and low compression
Proprietary cone material with EGYPTIAN PAPYRUS™ fibers 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 fiber 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 for reduced compression
High piston to chassis diameter ratio
Gasket and bolt hole protrusions for reduced coupling to speaker cabinet
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Product details
SB Acoustics Satori MW19P-4 7.5" Egyptian Papyrus Cone Woofer
The SB Acoustics Satori MW19P-4 Midwoofer is a State of The Art Neodymium magnet 7.5" 4 ohm midwoofer, featuring a proprietary Papyrus Paper cone, a high efficiency soft low damping optimum response rubber surround, BiMax spider, and a glass fiber former with copper sleeve pole piece.
Fitted with a 39mm voice coil. Very open cast frame for minimal reflections. Extended copper clad pole piece for lower distortion. Fs 28Hz, and a fabulous level wide response curve, this is a very flexible unit.
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Specifications
Article numberMW19P-4
Woofer SeriesSatori Series
Woofer TypeMidwoofer
Nominal Diameter7.5"
Power Handling (RMS)70 Watts
Impedance (Z)4 ohms
Sensitivity (SPL at 1m / 2.83V)91.5 dB
Voice Coil Diameter1.53"
DC Resistance (Re)3.4 ohms
Voice Coil Inductance (Le)0.14 mH
Resonant Frequency (Fs)32 Hz
Mechanical Q (Qms)4.11
Electromagnetic Q (Qes)0.3
Total Q (Qts)0.28
Diaphragm Mass Inc. Airload (Mms)18.4 g
Mechanical Compliance of Suspension (Cms)1.35 mm/N
Surface Area of Cone (Sd)158 cm2
BL Product (BL)6.5 Tm
Compliance Equivalent Volume (Vas)1.69 ft.³
Maximum Linear Excursion (Xmax)6.8 mm

