Butterworth 24dB Lowpass

From HwB

(Difference between revisions)
(Added categories)
 
 
Line 3: Line 3:
 
[[Image:cir_ActiveFilter4L.png]]
 
[[Image:cir_ActiveFilter4L.png]]
  
R=4.7k-10 kOhm<br>
+
R=4.7k-10 k&Omega;
Ca=1.0824/(2*pi*Fc*R)<br>
+
Cb=0.9239/(2*pi*Fc*R)<br>
+
Cc=2.6130/(2*pi*Fc*R)<br>
+
Cd=0.3827/(2*pi*Fc*R)
+
  
Units: R [Ohm], Cx [F], Fc [Hz]
+
<math>Ca=\frac {1.0824}{2\pi \times Fc \times R}</math>
 +
 
 +
<math>Cb=\frac {0.9239}{2\pi \times Fc \times R}</math>
 +
 
 +
<math>Cc=\frac {2.6130}{2\pi \times Fc \times R}</math>
 +
 
 +
<math>Cd=\frac {0.3827}{2\pi \times Fc \times R}</math>
 +
 
 +
''Units: R [&Omega;], Cx [F], Fc [Hz]''
  
 
== Contributions ==
 
== Contributions ==

Latest revision as of 20:33, 26 December 2006

(4th order, 24 dB/octave, Lowpass)

Cir ActiveFilter4L.png

R=4.7k-10 kΩ

<math>Ca=\frac {1.0824}{2\pi \times Fc \times R}</math>

<math>Cb=\frac {0.9239}{2\pi \times Fc \times R}</math>

<math>Cc=\frac {2.6130}{2\pi \times Fc \times R}</math>

<math>Cd=\frac {0.3827}{2\pi \times Fc \times R}</math>

Units: R [Ω], Cx [F], Fc [Hz]

Contributions

Sources

  •  ?