如何规定扬声器系统的品质? - Klippel GmbH
如何规定扬声器系统的品质? - Klippel GmbH
如何规定扬声器系统的品质? - Klippel GmbH
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u<br />
Tv<br />
Motor<br />
(coil,gap,<br />
magnet)<br />
Thermal<br />
Dynamics<br />
F<br />
coil<br />
former<br />
換能器的訊號流程圖<br />
Signal Flow Chart of the Transducer<br />
Mechanical<br />
and<br />
Acoustical<br />
Load<br />
P velocity v<br />
集總參數模型描述的非線性系統<br />
Vibration<br />
of Radiator<br />
Nonlinear system described by lumped parameter model<br />
線性參數 Linear Parameter (T/S)<br />
非線性參數 Nonlinear Parameters (Bl(x), Kms(x))<br />
能量參數 Thermal Parameters<br />
能量參數<br />
<strong>如何规定扬声器系统的品质</strong>? How to Specify Sound Quality ?, 79<br />
u<br />
<strong>如何规定扬声器系统的品质</strong>? How to Specify Sound Quality ?, 80<br />
Radiator’s<br />
surface<br />
X(rc)<br />
F(rc)<br />
Sound<br />
Radiation<br />
(horn, enclosure)<br />
near field<br />
p(r)<br />
v(r)<br />
Sound<br />
Propagation<br />
www.klippel.de<br />
Far-Field<br />
p(ra)<br />
轉移函數描述的線性系統模型<br />
Linear system modeled described by transfer function H(f,r a)<br />
測量 是揚聲器診斷的基礎<br />
Measurements are the basis for loudspeaker diagnostics<br />
Motor<br />
電子測量<br />
Electrical Measurement<br />
F<br />
inner<br />
cone<br />
edge<br />
Z e (f)=U(f)/I(f) H x (f)=X(f)/U(f)<br />
V<br />
Vibration<br />
X(r)<br />
Cone‘s<br />
surface<br />
F(r)<br />
機械測量<br />
Mechanical Measurement<br />
Radiation<br />
錐體震動+幾何結構<br />
Cone Vibration + Geometry<br />
電子的 electrical 機械的 mechanical<br />
集縂參數 Lumped Parameters<br />
分佈式參數<br />
Distributed Parameters<br />
near<br />
field<br />
soundfield<br />
www.klippel.de<br />
far<br />
field<br />
聲學測量<br />
Acoustical Measurement<br />
遠場響應<br />
Far Field Response
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