⫼
comb-over
N-line coupled TEM network analysis
Run
Synthesise…
Optimise
Open…
Data…
Save .cir
RI
MA
DB
Export .sNp
Link
Syntax
Manual
Examples guide
Synthesise band-pass filter
Structure
Comb-line (tapped)
Interdigital (tapped)
Response
Chebyshev
Butterworth
Order n
Ripple (dB)
Centre f0
Bandwidth (%)
ripple BW (Chebyshev), 3 dB BW (Butterworth)
Line length θ0 (°)
Resonator Z
r
(Ω)
line impedance with neighbours grounded
ε
r
Port R0 (Ω)
Loading capacitors
ideal
SMD 0402
SMD 0603
SMD 0805
trimmer (Murata TZC3)
printed pad
with pads, ESL and ground vias (manual §7.5)
E-series (SMD)
E24
E12
Capacitor substrate
pads and vias only; the lines keep ε
r
Refine numerically (pair k, tap Qe, centre and bandwidth)
Polish with the optimiser afterwards
Cancel
Generate netlist
×