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Maximally Flat LPF (Butterworth) Calculator







n fc [MHz] Zo [ohm] >>>



Type1 C1 [pF] L1 [nH] C2 [pF] L2 [nH] C3 [pF]
L3 [nH] C4 [pF] L4 [nH] C5 [pF] L5 [nH]


Type2 L1 [nH] C1 [pF] L2 [nH] C2 [pF] L3 [nH]
C3 [pF] L4 [nH] C4 [pF] L5 [nH] C5 [pF]

[ How to use ]
1. Input element number (n), cutoff frequency (fc), characteristic impedance (Zo),
and click on [ Calculate ] button.
2. A calculation result is indicated.