Product Specifications |
Manufacturer |
SB ACOUSTICS |
Speaker Type |
Textreme Cone Neodymium Woofer |
Nominal Diameter |
19cm |
Impedance |
8 ohms |
Power Handling (RMS) |
80 W |
Frequency Response |
33-7000 Hz |
Sensitivity |
90 dB |
Voice Coil Diameter |
39mm |
SB ACOUSTICS SATORI MW19TX-8, 19cm TEXTREME CONE NEODYMIUM WOOFER 8OHM
Features
Advanced TeXtreme® cone
Vented aerodynamic cast aluminium chassis
Soft low damping rubber surround
Advanced BIMAX spider
Powerful optimized low distortion neodymium motor system
Extended copper sleeve on pole piece
Non-conducting fiberglass voice coil former
Vented pole piece and voice coil
Light weight CCAW voice coil
Long life silver lead wires
Specs
Nominal Impedance 8 Ω
DC resistance, Re 6.0 Ω
Voice coil inductance, Le 0.20 mH
Effective piston area, Sd 158 cm2
Voice coil diameter 39 mm
Voice coil height 19.4 mm
Air gap height 6 mm
Linear coil travel (p-p) 13.4 mm
Magnetic flux density 1.1 T
Magnet weight 0.15 kg
Net weight 1.46 kg
Free air resonance, Fs 33 Hz
Sensitivity (2.83V/1m) 90 dB
Mechanical Q-factor, Qms 6.47
Electrical Q-factor, Qes 0.35
Total Q-factor, Qts 0.33
Moving mass incl. air,Mms 15.6 g
Force factor, Bl 7.5 Tm
Equivalent volume, Vas 53.4 liters
Compliance, Cms 1.52 mm/N
Mechanical loss, Rms 0.5 kg/s
Rated power handling* 70 W
* IEC 268-5, T/S parameters measured on drive units that are broken in.