Nominal impedance [ohm] 4
Voice coil resistance [ohm] 3.0
Nominal power [W] 140
Short term max power [W] 950
Long term max power [W] 400
Operating power [W] 5.3
Sensitivity [dB] 91.5
Frequency range [kHz] 1.5-40
Free air resonance [Hz] 500
Voice coil diameter [mm] 25
Voice coil height [mm] 2.2
Air gap height [mm] 3.2
Voice coil inductance [mH] -
Eff. diaphragm Area [cm²] 5.4
Moving mass [g] 0.30
Magnet weight [g]/[oz] 240/8.5
Force factor [Bl] 2.5
VAS [l] 0.017
Qms 2.50
Qes 0.71
Qts 0.55
皮亚力士6.5寸中低音单元
Electrical Data
Nominal Impedance Zn 8 ohm
Minimum Impedance Zmin 7 ohm
Maximum Impedance Zo 43 ohm
DC Resistance Re 6.4 ohm
Voice Coil Inductance Le 1.2 mH
TS Parameters
Resonance Frequency fs 47.3 Hz
Mechanical Q factor QMS 2.73
Electrical Q factor QES 0.47
Total Q factor Qts 0.4
Ratio fs/Qts F 117
Force Factor Bl 8.5 Tm
Mechanical Resistance Rms 1.97 Kg/s
Moving Mass Mms 18.1 g
Suspension Compliance Cms 0.63 mm/N
Effective cone diameter D 13.3 cm
Effective Piston Area sd 139 cm^2
Equivalent Volume Vas 16.7 ltrs
Sensitivity 2.83V/1m 87.8 dB
Ratio BL/v Re 3.4
Voice Coil and Magnet Parameters
Voice Coil Diameter 33 mm
Voice Coil Height 17 mm
Voice Coil Layers 2
Height of the Gap 6 mm
Linear Excursion +/- 5.5 mm
Total Useful Flux 1.1 mWb
Diameter of Magnet 102 mm
Height of Magnet 20 mm
Weight of Magnet 0.68 Kg
发表于 2008-12-19 09:33
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