Bessel 24dB Lowpass
From HwB
(Difference between revisions)
| Line 3: | Line 3: | ||
[[Image:cir_ActiveFilter4L.png]] | [[Image:cir_ActiveFilter4L.png]] | ||
| − | R=4.7k-10 | + | R=4.7k-10 kΩ |
<math>Ca=\frac {0.7298}{2\pi \times Fc \times R}</math> | <math>Ca=\frac {0.7298}{2\pi \times Fc \times R}</math> | ||
| Line 13: | Line 13: | ||
<math>Cd=\frac {0.3872}{2\pi \times Fc \times R}</math> | <math>Cd=\frac {0.3872}{2\pi \times Fc \times R}</math> | ||
| − | Units: R [ | + | Units: R [Ω], Cx [F], Fc [Hz] |
== Contributions == | == Contributions == | ||
Revision as of 20:18, 26 December 2006
(4th order, 24 dB/octave, Lowpass)
R=4.7k-10 kΩ
<math>Ca=\frac {0.7298}{2\pi \times Fc \times R}</math>
<math>Cb=\frac {0.6699}{2\pi \times Fc \times R}</math>
<math>Cc=\frac {1.0046}{2\pi \times Fc \times R}</math>
<math>Cd=\frac {0.3872}{2\pi \times Fc \times R}</math>
Units: R [Ω], Cx [F], Fc [Hz]
Contributions
Sources
- ?