3
FREQUENCY RESPONSE
SPECIFICATIONS
Frequency Range .................................................................................................................................................. 38–150 Hz
Resonant Frequency ............................................................................................................ ...................................... 37.8 Hz
Power Handling .................................................................................................................... 200 Watts RMS/400 Watts Max
Nominal Impedance ................................................................................................................................................... 4 Ohms
Piston Area ................................................................................................................................................. 55.1 In
2
, .0356 M
2
Magnet Weight ............................................................................................................................................................... 25 oz
Flux Density ............................................................................................................................................................. 10.25 Tm
DC Voice Coil Resistance ..................................................................................................................................... 3.35 Ohms
Voice Coil Inductance ............................................................................................................................................... 2.14 mH
Total Q Factor ............................................................................................................................................................. .58 Qts
Electrical Q Factor ...................................................................................................................................................... .61 Qes
Mechanical Q Factor .............................................................................................................................................. 11.78 Qms
Equivalent Acoustic Volume ....................................................................................................................................... 1.37 Ft
3
Mechanical Suspension Compliance .................................................................................................................... .219 mm/N
Mechanical Mass of Cone Assembly and Free Air Load ............................................................................ .................. 80.9 g
Mechanical Mass of Cone Assembly only .................................................................................................................... 77.0 g
Peak to Peak (maximum) Linear Excursion ............................................................................................................... .7187 In
Sensitivity .................................................................................................................................... 87.9 dB (1 Watt @ 1 Meter)
Cone ................................................................................................................................ 10 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 ................................................................................................................................................... 9
1
/
16
Inches
(22.93 cm)
Mounting Depth ..................................................................................................................................................... 4
7
/
8
Inches
(12.42 cm)
Specifications are typical; individual units might vary. Specifications are subject to change and improvement without notice.
7 0
7 3
7 6
7 9
8 2
8 5
8 8
9 1
9 4
9 7
Frequency (Hz)
SPL(dB)
1W/1
m
0.75 Ft
3
Acoustic Suspension
1.5 Ft
3
Ported Reflex
1.36 Ft
3
Single Reflex Bandpass (s=0.6)
2 0
1 0 0
3 0
4 0
5 0
6 0
7 0
8 0
9 0