Up for auction is a pair of Quantum Audio 8″ Subwoofers. Want a lot of bass without taking up a bunch of trunk space? This is the auction for you!! Good Luck and Happy Bidding!!
The engineers at Quantum Audio have designed this subwoofer from the ground up to shake the ground up. The foam surround along with the die-cast aluminum vented basket allow for maximum excursion while the protective magnet cover gives the woofer a rugged yet stylish appearance.
2″ High Temperature Voice Coil
Compressed Paper Cone
Double Stitched Foam Surround
Heavy Gauge Stamped Steel Basket
Proprietary Full Round PVC Gasket
Heavy Gauge Spring Terminals
Protective Magnet Cover
PHYSICAL STRUCTURE
Outside Diameter (A)
8.56″ (217.5mm)
Cutout Diameter (B)
7.20″ (183mm)
Mounting Depth (C)
4.88″ (124mm)
GENERAL SPECIFICATIONS
Structure
8″ (20.32cm) Woofer
Dynamic Power Handling
4000 Watts
Nominal Power Handling
2000 Watts
Impedance
Dual 4Ω Voice Coil
PARAMETERS
Resonant Frequency (fs)
51.30Hz
D.C. Voice Coil Resistance (Re)
6.8Ω
Mechanical Quality Factor (Qms)
3.122
Electrical Quality Factor (Qes)
0.478
Total Quality Factor (Qts)
0.415
Mass of Diaphragm/Coil (Mms)
90.280 g
Force Factor (Bl)
9.87
RECOMMENDED ENCLOSURES
Woofer Cut-out
7.20″ (183mm)
Mounting Depth
4.88″ (124mm)
Sealed Box
0.66 ft3 (18.68L)
Vented Box
1.16 ft3 (32.841L)
? Port Diameter
9.62 in (24.43 cm)
? Port length
16″ (40.64 cm)
? Tuning
38Hz
Dynamic Power
4000 Watts
Nominal Power
2000 Watts
Additional information
Weight
26.5 lbs
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