Bessel 18dB Highpass

From HwB

Revision as of 20:20, 26 December 2006 by Joakim (Talk | contribs)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

(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

  •  ?