3
FREQUENCY RESPONSE
SPECIFICATIONS
Frequency Range .................................................................................................................................................. 31–150 Hz
Resonant Frequency .................................................................................................................................................. 31.3 Hz
Power Handling .................................................................................................................... 200 Watts RMS/400 Watts Max
Nominal Impedance ................................................................................................................................................... 4 Ohms
Piston Area ................................................................................................................................................. 82.5 In
2
, .0532 M
2
Magnet Weight ............................................................................................................................................................... 28 oz
Flux Density ............................................................................................................................................................. 11.52 Tm
DC Voice Coil Resistance ..................................................................................................................................... 3.41 Ohms
Voice Coil Inductance ................................................................................................................................................. 2.2 mH
Total Q Factor ............................................................................................................................................................. .57 Qts
Electrical Q Factor ...................................................................................................................................................... .60 Qes
Mechanical Q Factor ............................................................................................................................................. 13.97 Qms
Equivalent Acoustic Volume .......................................................................................................................................3 .09 Ft
3
Mechanical Suspension Compliance .................................................................................................................... .220 mm/N
Mechanical Mass of Cone Assembly and Free Air Load ............................................................................................ 118.0 g
Mechanical Mass of Cone Assembly only .................................................................................................................. 110.9 g
Peak to Peak (maximum) Linear Excursion ............................................................................................................... .7187 In
Sensitivity .................................................................................................................................... 89.0 dB (1 Watt @ 1 Meter)
Cone ................................................................................................................................ 12 inches, Wet Look Treated Fiber
Voice Coil ............................................................................................................................. 1.5 inches, Kapton MTB Former
Surround (material of construction) ............................................................................................................... Polyether Foam
Connectors .............................................................................................................................................. 5-Way, Gold-Plated
Mounting Cutout ................................................................................................................................................. 11
1
/
16
Inches
(28.01 cm)
Mounting Depth ..................................................................................................................................................... 5
5
/
8
Inches
(14.19 cm)
Specifications are typical; individual units might vary. Specifications are subject to change and improvement without notice.
70
73
76
79
82
85
88
91
94
7
Frequency (Hz)
m
1.25 Ft
3
Acoustic Sus
ension 2.25 Ft
3
Ported Reflex 2.5 Ft
3
Sin
le Reflex Band
ass
s=0.
20
10
30 40 50 60 70 80 90
