Resonant series circuit with varicap

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SPICE simulation of a series resonant circuit. Increasing the voltage at terminals of the varicap, decreases its capacitance and increases the frequency of resonance

  • Free
  • Simple
  • <10
  • PSpice
  • 9.2+
  • No
  • Different resonace frequencies

1 review for Resonant series circuit with varicap

  1. SeungBin Shin

    Hi, I’m Student of KAIST, Korea. I have a question about this circuit. I created circuit with your pictures(because I can’t open your rar file), but simulation keep says me

    ERROR — Invalid value
    .STEP LIN PARAM Vvar 0 5V 1V
    .INC “”

    so I cannot move on. May I ask for your help? Thank you.

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