This free online interactive Smith chart tool is a calculator which can help you design matching networks and obtain maximum power transfer between your source and load. This tool is javascript so it works on Windows, Mac, IOS, Android... or any device with a web browser
Frequency
Frequency span (∓)
Characteristic Impedance
Ω
Permittivity eeff)
Impedance
Admittance
Reflection Coefficient
Reflection Coefficient
VSWR
Click below to add a component to your system
Series Capacitor
Parallel Capacitor
Series Inductor
Parallel Inductor
Series Resistor
Parallel Resistor
Transmission Line
Open Stub
Shorted Stub
Capacitor w/ ESR
Inductor w/ ESR
RLC
Below is your system, note impedance is looking towards the BLACK BOX
Show label: DP
Show label: adm
Show label: res
Show circle: adm
Show circle: res
Reflection Coefficient plotted on a polar axes
Distance to Vmax and Vmin
Distance to Vmax
λ
Distance to Vmin
λ
Add custom impedance markers
Impedance at each DP
Add a VSWR circle (set to 0 to remove it)
VSWR
Add a constant-Q circle (set to 0 to remove it)
Const Q