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Smith Chart Utility

version 1.2 (16.7 KB) by Xingyi Hua
For RF designers


Updated 04 Nov 2016

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Draw stability circles, gain circles, noise circles, VSWR circles, etc. Calculate important values for RF amplifier designing.

Cite As

Xingyi Hua (2021). Smith Chart Utility (, MATLAB Central File Exchange. Retrieved .

Comments and Ratings (2)

John BG

the best Smith Chart tool I have seen around so far belongs to Herr Dellberger, has a demo free version:

John BG

the case


returns this error

Subscript indices must either be real positive integers or
Error in plotSmithChart (line 447)
actual_value = Gr(MAX2);

MATLAB Release Compatibility
Created with R2014a
Compatible with any release
Platform Compatibility
Windows macOS Linux

Inspired by: Smith Chart Plot

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