Transient oscillation
139 khz fft
Open loop gain is higher than input
With C3 22nF open loop gain is lower than input
Oscillation doesnt trigger

139 khz Colpitt Oscillator with JFET

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Description

SPICE simulation of a JFET biased to implements a Colpitt oscillator with a tank resonant circuit with resonance frequency of 139khz.The project explains how to test the open loop circuit to verify the Barkhausen criterion.

  • For-Credits
  • Intermediate
  • 31-50
  • PSpice
  • 9.1+
  • No
  • Transient oscillation 139 khz fft Open loop gain is higher than input With C3 22nF open loop gain is lower than input Oscillation doesnt trigger

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