RC Low-Pass Filter

Design from specification

First-order passive low-pass: f_c = 1/(2π·R·C). Set the −3 dB cutoff; R is computed and rounded to the chosen E-series.

Cutoff f_c [Hz]: C [F] (optional): R series: C series:

R [Ω]: C [F]:

Components: R = — C = —

Cutoff f_c = — Hz passband gain = —

Transfer function:
H(s) = —

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