Product Details

Characteristics
Filter series
Neodymium
Specifications
Nominal basket diameter
12", 305mm
Nominal impedance
8 Ω
Power rating program power
900 W
Power rating watts
450 W
Resonance
37 Hz
Usable frequency range
46 Hz - 2 kHz
Sensitivity
95.5 dB
Gap height
0.365", 9.3 mm
Voice coil diameter
3", 76 mm
Thiele & Small Parameters
Resonant frequency fs
37 Hz
Dc resistance re
5.6
Coil inductance le
0.98
Mechanical q qms
6.94
Electromagnetic q qes
0.34
Total q qts
0.32
Compliance equivalent volume vas
106.65 liters, 3.77 cu.ft.
Peak diaphragm displacement volume vd
496 cc
Mechanical compliance of suspension cms
0.26 mm/N
Bl product bl
16.7
Diaphragm mass inc airload mms
72
Efficiency bandwidth product ebp
110
Maximum linear excursion xmax
9.1 mm
Surface area of cone sd
545.4 cm²
Mounting Information
Recommended enclosure volume sealed
23-59 liters, 0.8-2.1 cu.ft.
Recommended enclosure volume vented
37-85 liters, 1.3-3 cu.ft.
Driver volume displaced
0.055 cu.ft. / 1.56 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
6", 152.4 mm
Net weight
7.6 lbs, 3.45 kg
Shipping weight
9.2 lbs, 4.17 kgs
Materials of Construction
Coil construction
Edgewound copper
Voice coil former
Kapton
Magnet material
Neodymium
Basket material
Die-cast aluminum
Cone composition
Treated paper
Surround
Sealed Cloth
Dust cap composition
Paper