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Nominal diameter                                     : 254mm.10in
Nominal Impedance                                  : 8 ohm
Program Power                                         : 200w
Continuous Power (RMS)                            : 100w
Sensitivity (1w/1m)                                   : 93dB
Frequency range                                       : 48 – 4KHz
Voice coil diameter                                    : 35.5mm
Voice coil length                                       : 16mm
Magnet dimension                                    : 120mm x 20mm

--- BassBox Pro Version 3.03, Export Thiele-Small Format
--- May 18,2009,  Mon 4:35PM
--- GPA 1033 (10 mm Top plate)
--- Parameters marked with ** are not tested using the WT2
--- mechanical ---
Fs          39.649E+00 Hz       Free air resonance
Qms          5.028E+00          Q mechanical
Vas         63.661E-03 m^3      Suspension compliance
Cms        376.770E-06 m/N      1/(suspension stiffness)
Mms         42.767E-03 kg       Moving mass
Rms          2.119E+00 kg/s     Mechanical resistance
Xmax **      0.000E+00 m        Maximum acoustic linear motion
Xmech**      0.000E+00 m        Mechanical displacement
Dia        209.550E-03 m        Piston diameter
Sd          34.488E-03 m^2      Piston area
Vd   **      0.000E+00 m^3      Displacement volume
--- electrical ---
Qes        892.133E-03          Q electrical
Re           5.981E+00 ohms     Voice coil DC resistance
Le         779.423E-06 Henries  Inductance @1 kHz
Z           10.224E+00 ohms     Impedance @1 kHz
BL           8.452E+00 Tm       Motor force - Newtons/Amp
Pe   **      0.000E+00 W        Max Electrical Power
--- electro-mechanical ---
Qts        757.685E-03          Q total
no         417.908E-03 %        1/2-space ref efficiency @ 1m/1W
1-W SPL     88.229E+00 dB       sensitivity at 1m on-axis
2.83V SPL   89.492E+00 dB       sensitivity at 1m on-axis
  --- motor constants ---
Krm          1.816E-03 ohms     constant resistive motor impedance
Erm        802.590E-03          exponent resistive motor impedance
Kxm         35.954E-03 Henries  constant reactive motor impedance
Exm        557.100E-03          exponent reactive motor impedance
--- End BassBox Pro Export ---
Basket                                                     Steel
Cone and dust cap                                  Paper
Surround                                                 Rubber
Voice coil wire                                          Copper clad aluminium
Voice coil bobbin                                      Aluminium

Last Updated ( Wednesday, 27 May 2009 02:39 )