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Why is the amplitude of the output voltage affected by the resistance during resonance when LC is connected in parallel with a resistor in series

You are most likely having issues with the Maximum Time Step size that is specified in the .tran card. Setting it to 10m will probably cure the issues with the simulation.
qrk's user avatar
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SRF calculation of a capacitor with trace inductance

Resonant frequency is $$f_\mathrm{res}=\frac{1}{2\pi\sqrt{LC}}.$$ Given C = 27.77 pF and L = 0.23 nH from the document, \$f_\mathrm{res}=1.99\ \mathrm{GHz}\$. Adding the additional 9 nH to L gives C = ...
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Parallel and series RLC circuits impedance

Very good observation! In the parallel resonant circuit, the capacitor and inductor do "exchange" energy between themselves, and because their currents cancel out at resonance, the source ...
Colin's user avatar
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