Bessel 18dB Highpass

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[[Image:cir_ActiveFilter3H.png]]
 
[[Image:cir_ActiveFilter3H.png]]
  
C=4.7n-10nF<br>
+
C=4.7n-10nF
Ra=1.0474/(2*pi*Fc*C)<br>
+
Rb=2.0008/(2*pi*Fc*C)<br>
+
Rc=1.3228/(2*pi*Fc*C)
+
  
Units: Rx [Ohm], C [F], Fc [Hz]
+
<math>Ra=\frac {1.0474}{2\pi \times Fc \times C}</math>
 +
 
 +
<math>Rb=\frac {2.0008}{2\pi \times Fc \times C}</math>
 +
 
 +
<math>Rc=\frac {1.3228}{2\pi \times Fc \times C}</math>
 +
 
 +
''Units: Rx [&Omega;], C [F], Fc [Hz]''
  
 
== Contributions ==
 
== Contributions ==

Latest revision as of 20:20, 26 December 2006

(3st order, 18 dB/octave, Highpass)

Cir ActiveFilter3H.png

C=4.7n-10nF

<math>Ra=\frac {1.0474}{2\pi \times Fc \times C}</math>

<math>Rb=\frac {2.0008}{2\pi \times Fc \times C}</math>

<math>Rc=\frac {1.3228}{2\pi \times Fc \times C}</math>

Units: Rx [Ω], C [F], Fc [Hz]

Contributions

Sources

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