Bessel 12dB Lowpass

(filtru de ordinul 2, 12 dB/octava, trece jos)

R=4.7k-10 kOhm
Ca=0.9076/(2*pi*Fc*R)
Cb=0.6809/(2*pi*Fc*R)

Unitati: R [Ohm], Cx [F], Fc [Hz]