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声学楼论坛 http://www.nju520.com/bbs/
| Name | Value | Unit | Comment |
|---|---|---|---|
| Electrical Parameters | |||
| Re | 7.44 | Ohm | electrical voice coil resistance at DC |
| Le | 1.640 | mH | frequency independent part of voice coil inductance |
| L2 | 1.235 | mH | para-inductance of voice coil |
| R2 | 3.08 | Ohm | electrical resistance due to eddy current losses |
| Cmes | 145.29 | µF | electrical capacitance representing moving mass |
| Lces | 115.02 | mH | electrical inductance representing driver compliance |
| Res | 117.34 | Ohm | resistance due to mechanical losses |
| fs | 38.9 | Hz | driver resonance frequency |
| Mechanical Parameters | |||
| (using laser) | |||
| Mms | 13.837 | g | mechanical mass of driver diaphragm assembly including air load and voice coil |
| Mmd (Sd) | 12.971 | g | mechanical mass of voice coil and diaphragm without air load |
| Rms | 0.812 | kg/s | mechanical resistance of total-driver losses |
| Cms | 1.208 | mm/N | mechanical compliance of driver suspension |
| Kms | 0.83 | N/mm | mechanical stiffness of driver suspension |
| Bl | 9.76 | N/A | force factor (Bl product) |
| Lambda s | 0.061 | suspension creep factor | |
| Loss factors | |||
| Qtp | 0.250 | total Q-factor considering all losses | |
| Qms | 4.170 | mechanical Q-factor of driver in free air considering Rms only | |
| Qes | 0.265 | electrical Q-factor of driver in free air considering Re only | |
| Qts | 0.249 | total Q-factor considering Re and Rms only | |
| Vas | 30.1119 | l | equivalent air volume of suspension |
| n0 | 0.646 | % | reference efficiency (2 pi-radiation using Re) |
| Lm | 90.30 | dB | characteristic sound pressure level (SPL at 1m for 1W @ Re) |
| Lnom | 90.61 | dB | nominal sensitivity (SPL at 1m for 1W @ Zn) |
| rmse Z | 5.58 | % | root-mean-square fitting error of driver impedance Z(f) |
| rmse Hx | 1.80 | % | root-mean-square fitting error of transfer function Hx (f) |
| Series resistor | 0.00 | Ohm | resistance of series resistor |
| Sd | 132.73 | cm | diaphragm area |
以上是样品
我的
| Name | Value | Unit | Comment |
|---|---|---|---|
| Electrical Parameters | |||
| Re | 7.44 | Ohm | electrical voice coil resistance at DC |
| Le | 1.640 | mH | frequency independent part of voice coil inductance |
| L2 | 1.235 | mH | para-inductance of voice coil |
| R2 | 3.08 | Ohm | electrical resistance due to eddy current losses |
| Cmes | 145.29 | µF | electrical capacitance representing moving mass |
| Lces | 115.02 | mH | electrical inductance representing driver compliance |
| Res | 117.34 | Ohm | resistance due to mechanical losses |
| fs | 38.9 | Hz | driver resonance frequency |
| Mechanical Parameters | |||
| (using laser) | |||
| Mms | 13.837 | g | mechanical mass of driver diaphragm assembly including air load and voice coil |
| Mmd (Sd) | 12.971 | g | mechanical mass of voice coil and diaphragm without air load |
| Rms | 0.812 | kg/s | mechanical resistance of total-driver losses |
| Cms | 1.208 | mm/N | mechanical compliance of driver suspension |
| Kms | 0.83 | N/mm | mechanical stiffness of driver suspension |
| Bl | 9.76 | N/A | force factor (Bl product) |
| Lambda s | 0.061 | suspension creep factor | |
| Loss factors | |||
| Qtp | 0.250 | total Q-factor considering all losses | |
| Qms | 4.170 | mechanical Q-factor of driver in free air considering Rms only | |
| Qes | 0.265 | electrical Q-factor of driver in free air considering Re only | |
| Qts | 0.249 | total Q-factor considering Re and Rms only | |
| Vas | 30.1119 | l | equivalent air volume of suspension |
| n0 | 0.646 | % | reference efficiency (2 pi-radiation using Re) |
| Lm | 90.30 | dB | characteristic sound pressure level (SPL at 1m for 1W @ Re) |
| Lnom | 90.61 | dB | nominal sensitivity (SPL at 1m for 1W @ Zn) |
| rmse Z | 5.58 | % | root-mean-square fitting error of driver impedance Z(f) |
| rmse Hx | 1.80 | % | root-mean-square fitting error of transfer function Hx (f) |
| Series resistor | 0.00 | Ohm | resistance of series resistor |
| Sd | 132.73 | cm | diaphragm area |
这么是一样的！
真＂神＂！
我的如来佛祖啊！怎么现在世间的人，也会分身术拉！
牛,但不怕羞,吹吧?!
| Name | Value | Unit | Comment |
|---|---|---|---|
| Electrical Parameters | |||
| Re | 6.89 | Ohm | electrical voice coil resistance at DC |
| Le | 1.100 | mH | frequency independent part of voice coil inductance |
| L2 | 1.469 | mH | para-inductance of voice coil |
| R2 | 5.59 | Ohm | electrical resistance due to eddy current losses |
| Cmes | 252.20 | µF | electrical capacitance representing moving mass |
| Lces | 64.74 | mH | electrical inductance representing driver compliance |
| Res | 45.14 | Ohm | resistance due to mechanical losses |
| fs | 39.4 | Hz | driver resonance frequency |
| Mechanical Parameters | |||
| (using laser) | |||
| Mms | 16.381 | g | mechanical mass of driver diaphragm assembly including air load and voice coil |
| Mmd (Sd) | 15.54 | g | mechanical mass of voice coil and diaphragm without air load |
| Rms | 1.439 | kg/s | mechanical resistance of total-driver losses |
| Cms | 1.00 | mm/N | mechanical compliance of driver suspension |
| Kms | 1.00 | N/mm | mechanical stiffness of driver suspension |
| Bl | 8.06 | N/A | force factor (Bl product) |
| Lambda s | 0.066 | suspension creep factor | |
| Loss factors | |||
| Qtp | 0.37 | total Q-factor considering all losses | |
| Qms | 2.82 | mechanical Q-factor of driver in free air considering Rms only | |
| Qes | 0.43 | electrical Q-factor of driver in free air considering Re only | |
| Qts | 0.37 | total Q-factor considering Re and Rms only | |
| Vas | 24.0958 | l | equivalent air volume of suspension |
| n0 | 0.329 | % | reference efficiency (2 pi-radiation using Re) |
| Lm | 87.37 | dB | characteristic sound pressure level |
| rmse Z | 3.76 | % | root-mean-square fitting error of driver impedance Z(f) |
| rmse Hx | 2.30 | % | root-mean-square fitting error of transfer function Hx (f) |
| Series resistor | 0.00 | Ohm | resistance of series resistor |
| Sd | 130.70 | cm | diaphragm area |
Sorry,sorry. 这才是样品的
如过我把Kpton VC Bobbin换成AL的,再把BL值降一下,Le,R2,L2 会不会就合他的接近了?
那我的喇叭在客户那能过得去吗?
听起来中音有点吵,低音有点薄,什么该呢?把阻尼加大,同时把音圈加重?
将鼓纸的质量增加或许能起到一举两得效果！
呵呵！灌水！