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S-parameters • Group Delay • Markers • Export CSV / Touchstone

Ready Butterworth + Chebyshev I implemented (others stubbed)

S-parameters

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Group Delay

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Prototype Ladder + Values

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Component List

Auto-updates

Design

Family

Order

Topology

Pi (1st shunt) T (1st series)

Type

Ripple (dB)

Used for Chebyshev I / Elliptic

Stopband Atten (dB)

Used for Chebyshev II / Elliptic

Stopband edge factor, Fs/Fp

Reserved

Zin (Ω)

Zout (Ω)

F (MHz)

LPF/HPF: cutoff • BPF/BSF: center

BW (MHz)

Only for BPF/BSF

Click Synthesize to populate the editable component list. Edit values to tweak the response; plots update automatically.

Start (MHz)

Stop (MHz)

S11 S21 S12 S22

Phase Unwrap

Enabled markers appear as vertical lines on both plots, with readouts above.

Prototype families implemented:
Butterworth, Chebyshev I, elliptic (LPF/HPF).

Plotting: Group Delay plots for |S21| > -80dB to avoid errors.

S-par Plots: limited to > -200dB.