Radio Shack PRO-CSW1200 - Manual (Page 3)

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.
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
1.25 Ft 3 Acoustic Suspension 2.25 Ft 3 Ported Reflex 2.5 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