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View Full Version : Ultra Audio A-12 12" subwoofer



showpump
05-18-2012, 11:53 PM
Item(s) for Sale: UltraAudio A-12 12" subwoofer




Item(s) Description/Condition: Like new condition, really no scuffs or anything




Price:
130 SHIPPED



Shipping and Miscellaneous Item Information:
Thiele Small Parameters: 10
Nominal Impedance Znom ohms 4.0
DC Resistance DCR ohms 4.19
Resonant Frequency Fs Hz 27.33
Mechanical Q Qms 6.66
Electrical Q Qes 0.36
Total Q Qts 0.34
Xmax (linear) in 0.433
Xmax (mechanical) in 0.866
Sensitivity 2.83 volts dB 88.02
Effective Piston Area Sd m2 0.0319
Acoustic Compliance Vas liters 39.47
Moving Mass Mms grams 124.15
Suspension Compliance Cms μm/N 273.1
Motor Strength BL TM 15.85
Magnet and Voice Coil:
Voice Coil Diameter d in 2"
Voice Coil Length hvc in 1.2"
Voice Coil Layers n 4
Voice Coil Type Single
Continuous Power watts 250
Maximum Power watts 500
Weights and Dimensions:
Magnet OD in 5.24
Magnet Thickness in 0.98
Frame OD w/gasket in 10 9/16
Mounting Hole in 9 1/8
Mounting Depth in 5.12


Item Pictures:
(List pictures in this section, 1st picture should be your username/date if you have less than 10 positive feedbacks with the i-Trader system or less than 10 references that you have sold to in the past. (These must be listed in your signature, or a link provided to a feedback thread listing these references)).

pinoy2o9
05-19-2012, 03:06 PM
thats a nice SQ woofer, GLWS