Bessel 18dB Highpass
From HwB
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[[Image:cir_ActiveFilter3H.png]] | [[Image:cir_ActiveFilter3H.png]] | ||
| − | C=4.7n-10nF< | + | C=4.7n-10nF |
| − | Ra=1.0474 | + | |
| − | Rb=2.0008 | + | <math>Ra=\frac {1.0474}{2\pi \times Fc \times C}</math> |
| − | Rc=1.3228 | + | |
| + | <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 [Ohm], C [F], Fc [Hz] | Units: Rx [Ohm], C [F], Fc [Hz] | ||
Revision as of 20:13, 26 December 2006
(3st order, 18 dB/octave, Highpass)
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 [Ohm], C [F], Fc [Hz]
Contributions
Sources
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