Bessel 18dB Highpass

From HwB

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

Image:cir_ActiveFilter3H.png

C=4.7n-10nF

Ra=\frac {1.0474}{2\pi \times Fc \times C}

Rb=\frac {2.0008}{2\pi \times Fc \times C}

Rc=\frac {1.3228}{2\pi \times Fc \times C}

Units: Rx [Ω], C [F], Fc [Hz]

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