Product Details

Characteristics
Filter series
Neodymium
Specifications
Nominal basket diameter
12", 305mm
Nominal impedance
8 Ω
Power rating program power
800 W
Power rating watts
400 W
Resonance
52 Hz
Usable frequency range
51 Hz - 3.5 kHz
Sensitivity
100.5 dB
Gap height
0.365", 9.3 mm
Voice coil diameter
3", 76 mm
Thiele & Small Parameters
Resonant frequency fs
52 Hz
Dc resistance re
5.5
Coil inductance le
0.57
Mechanical q qms
8.39
Electromagnetic q qes
0.33
Total q qts
0.32
Compliance equivalent volume vas
81.1 liters, 2.86 cu.ft.
Peak diaphragm displacement volume vd
330 cc
Mechanical compliance of suspension cms
0.2 mm/N
Bl product bl
15.9
Diaphragm mass inc airload mms
47
Efficiency bandwidth product ebp
157
Maximum linear excursion xmax
6.2 mm
Surface area of cone sd
532.4 cm²
Mounting Information
Recommended enclosure volume sealed
28-76 liters, 1-2.7 cu.ft.
Recommended enclosure volume vented
41-110 liters, 1.5-3.9 cu.ft.
Driver volume displaced
0.054 cu.ft. / 1.53 liters
Overall diameter
12.38", 314.5 mm
Baffle hole diameter
11.06", 280.9 mm
Front sealing gasket
Yes
Rear sealing gasket
Yes
Mounting holes diameter
0.28", 7.1mm
Mounting holes b c d
11.62", 295.2mm
Depth
5.63", 143 mm
Net weight
7.1 lbs, 3.22 kg
Shipping weight
8.7 lbs, 3.95 kgs
Materials of Construction
Coil construction
Aluminum
Voice coil former
Kapton
Magnet material
Neodymium
Basket material
Die-cast aluminum
Cone composition
Treated paper
Surround
Sealed Cloth
Dust cap composition
Paper