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3
FREQUENCY RESPONSE
SPECIFICATIONS
Frequency Range .................................................................................................................................................. 38–400 Hz
Resonant Frequency .................................................................................................................................................. 45.1 Hz
Power Handling .................................................................................................................... 100 Watts RMS/200 Watts Max
Nominal Impedance ................................................................................................................................................... 4 Ohms
Piston Area ................................................................................................................................................. 33.8 In
2
, .0218 M
2
Magnet Weight ............................................................................................................................................................... 20 oz
Flux Density ............................................................................................................................................................... 7.21 Tm
DC Voice Coil Resistance ..................................................................................................................................... 2.89 Ohms
Voice Coil Inductance ................................................................................................................................................. 1.1 mH
Total Q Factor ............................................................................................................................................................. .57 Qts
Electrical Q Factor ...................................................................................................................................................... .60 Qes
Mechanical Q Factor ............................................................................................................................................. 12.07 Qms
Equivalent Acoustic Volume ......................................................................................................................................... .77 Ft
3
Mechanical Suspension Compliance .................................................................................................................... .326 mm/N
Mechanical Mass of Cone Assembly and Free Air Load .............................................................................................. 38.2 g
Mechanical Mass of Cone Assembly only .................................................................................................................... 36.4 g
Peak to Peak (maximum) Linear Excursion ............................................................................................................... .4025 In
Sensitivity .................................................................................................................................... 88.4 dB (1 Watt @ 1 Meter)
Cone .................................................................................................................................. 8 Inches, Wet Look Treated Fiber
Voice Coil .................................................................................................................................... 1 Inch, Kapton MTB Former
Surround (material of construction) ............................................................................................................... Polyether Foam
Connectors .............................................................................................................................................. 5-Way, Gold-Plated
Mounting Cutout ................................................................................................................................................... 7
1
/
16
Inches
(17.85 cm)
Mounting Depth ..................................................................................................................................................... 3
1
/
2
Inches
(8.89 cm)
Specifications are typical; individual units might vary. Specifications are subject to change and improvement without notice.
67
70
73
76
79
82
85
88
91
94
20
10
0
Frequency (Hz)
SPL(dB)
1W/1
m
0.5 Ft
3
Acoustic Sus
p
ension 0.75 Ft
3
Ported Reflex 1.02 Ft
3
Sin
g
le Reflex Band
p
ass
(
s=0.7
)
30 40 50 60 70 80 90