Overview
Recommended for professional audio as a mid/hi or full range in a vented enclosure.
Applications
- Woofer
- Midbass
- Midrange
- Pro Audio
- Box Type: Vented
- Horn Loading
Specifications
Nominal Basket Diameter
12", 305 mm
Nominal Impedance*
8 Ω
Power Rating*
Program Power
900 W
Watts
450 W
Resonance
45 Hz
Usable Frequency Range
62 Hz - 4.2 kHz
Sensitivity*
99.3 dB
Magnet Weight
80 oz.
Gap Height
0.375", 9.5 mm
Voice Coil Diameter
3", 76 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs)
45 Hz
DC Resistance (Re)
5.41 Ω
Coil Inductance (Le)
0.77m H
Mechanical Q (Qms)
7.76
Electromagnetic Q (Qes)
0.28
Total Q (Qts)
0.27
Compliance Equivalent Volume (Vas)
112.1 liters / 3.96 cu.ft.
Peak Diaphragm Displacement Volume (Vd)
166 cc
Mechanical Compliance of Suspension (Cms)
0.3 mm/N
BL Product (BL)
15.2 T-M
Diaphragm Mass Inc. Airload (MMs)
42 grams
Efficiency Bandwidth Product (EBP)
161
Maximum Linear Excursion (Xmax)
3.2 mm
Surface Area of Cone (Sd)
519.5 cm2
Maximum Mechanical Limit (Xlim)
11.5 mm
MOUNTING INFORMATION
Recommended Enclosure Volume
Sealed
N/a
Vented
34-62 liters / 1.2-2.2 cu.ft.
Driver Volume Displaced
0.09 cu.ft. / 2.55 liters
Overall Diameter
12.26", 311.4 mm
Baffle Hole Diameter
11", 279.4 mm
Front Sealing Gasket
Yes
Rear Sealing Gasket
Yes
Mounting Holes Diameter
0.25", 6.4mm
Mounting Holes B.C.D.
11.71", 297.4mm
Depth
5.63", 143 mm
Net Weight
14.9 lbs, 6.76 kg
Shipping Weight
17.9 lbs, 8.12 kgs
MATERIALS OF CONSTRUCTION
Coil Construction
Aluminum voice coil
Coil Former
Polyimide former
Magnet Composition
Ferrite magnet
Core Details
Vented core
Basket Materials
Pressed steel basket
Cone Composition
Paper cone
Cone Edge Composition
Cloth cone edge
Dust Cap Composition
Solid composition paper dust cap
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