S-parameter Modeling of Passive Components

I still get questions from people about S-parameters from time to time. I hope this old “cheat sheet” I made originally to help myself helps somebody else…

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CompexCAD for Single Layer Capacitors

CompexCAD is now live.

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Resonant Lines for Device Measurement, 10 MHz – 3.5 GHz

[The following information was originally presented at Capacitor and Resistor Technol. Symp., New Orleans, 1999]   Background Used since WWII (Westphal & VonHippel, MIT) ASTM standard F752-82 (expired) Boonton 34A Still useful, applicable to higher and lower frequencies…   Equivalent Circuits   Q-factor Interpolation 60 cm line (BEC 34A s/n 176) […]

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CAD Project for Single Layer Capacitors

What is a capacitor? [1] ca·pac·i·tor /kəˈpasitər/   Noun A device used to store an electric charge, consisting of one or more pairs of conductors separated by an insulator.   But… “one or more pairs of conductors separated by an insulator” can also be a transmission line. It turns out that […]

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