新手求肋

luyu913 · 发表于 2007-6-11 18:27

我是新手想做一个三分频音箱我买的单元高音scan speak R2904/7000中音低肯
      Flexunits 5 H 52 15 06 SD
         Flexunits 12 B 77 25 10分频点、300一3500箱子容积80升

Effective Cone Area 137 Cm2  B 77 25 10

Effective Cone Area 515 Cm2
Nominal Impedance 8  Ohm

Resonance Frequence 25  Hz
Equivalent Air Volume 250  Ltrs.
Mecanical Q Factor 2.5
Electrical Q Factor 0.34
Total Q Factor 0.3
Acceleration Factor 203
Nominal Power Handling 250  W
Efficiency 92  dB
Frequency response 28-1800  Hz
DC resistance 5.4  Ohm
Compliance 0.6733  mm/Nm
Mechanical res. 3.782
VC inductance 0.76  mH
Moving mass 60.20  g
Force factor 12.24
Linear excursion (x-max) 8.6  mm
Max. excursion (P-P) 48

Nominal Impedance 8  Ohm

Resonance Frequence 40  Hz
Equivalent Air Volume 28.5  Ltrs.
Mecanical Q Factor 1.8
Electrical Q Factor 0.39
Total Q Factor 0.32
Acceleration Factor 499
Nominal Power Handling 150  W
Efficiency 89  dB
Frequency response 42-4300  Hz
DC resistance 5.6  Ohm
Compliance 1.0846  mm/Nm
Mechanical res. 2.038
VC inductance 0.13  mH
Moving mass 14.60  g
Force factor 7.26
Linear excursion (x-max) 5.2  mm
Max. excursion (P-P) 32  mm
R2904/7000

Characteristic sensitivity (2.83V / 1m) :  94.5 dB
Recommended frequency range :  2 - 40 kHz
Free air resonance frequency, fs :  520 Hz
DC resistance, Re :  3.0 ohm
Voice coil inductance, Le :  0.01 mH
Effective piston area, Sd :  5.6 cm2
Moving mass incl. air, md :  0.30 g
Force factor, BL :  2.8 Tm
Excursion, lin./max. :  ±0.20 / ±1.6 mm
Voice coil diameter :  25 mm
Rated power handling :  160 W (12 dB/oct.
cross-over at 2.5 kHz)
Net weight :  0.42 kg