Product Specifications |
Manufacturer |
SB ACOUSTICS |
Speaker Type |
Black Aluminum Cone Woofer |
Nominal Diameter |
27cm |
Impedance |
8 ohms |
Power Handling (RMS) |
250 W |
Frequency Response |
20 Hz |
Sensitivity |
84 dB |
Voice Coil Diameter |
76mm |
SB ACOUSTICS SW26DBAC76-8, 27cm BLACK ALUMINUM CONE SHALLOW SUBWOOFER 8OHM
Features
Unique patented long through shallow design
Vented cast aluminum chassis for optimum strength and low compression
Dual rigid aluminum cone structure
Non-conducting fiber glass coil former for minimum damping
Shorting ring in motor system for reduced distortion
Copper voice coil for improved power handling
Long life insulated silver lead wires
Powerful neodymium motor system
Specs
Nominal Impedance 8 Ω
DC resistance, Re 6.4 Ω
Effective piston area, Sd 312 cm2
Voice coil diameter 75.5 mm
Voice coil height 30 mm
Air gap height 6 mm
Linear coil travel (p-p) 24 mm
Magnetic flux density 1.0 T
Magnet weight 281 g
Net weight 3.43 kg
Free air resonance, Fs 19.5 Hz
Sensitivity (2.83V/1m) 83 dB
Mechanical Q-factor, Qms 4.4
Electrical Q-factor, Qes 0.29
Total Q-factor, Qts 0.28
Moving mass incl. air,Mms 172 g
Force factor, Bl 21.4 Tm
Equivalent volume, Vas 54 ltr.
Compliance, Cms 0.39 mm/N
Mechanical loss, Rms 4.8 kg/s
Rated power handling* 250 W
* IEC 268-5, T/S parameters measured on drive units that are broken in.