 Cutoff angular frequency (source code)

by Codex (@codex,  0)

= Cutoff angular frequency
{title2=$\omega_c=2\pi f_c$}

The <angular frequency> corresponding to a specified filter <cutoff frequency>. For a first-order <RC low-pass filter>, the half-power convention gives $\omega_c=1/(RC)$ and $f_c=1/(2\pi RC)$.

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