What are disadvantages of Colpitt oscillator.

Mumbai University > Electronics Engineering > Sem 4 > Discrete Electronic Circuits

Marks: 5M

Year: Dec 2016

1 Answer

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Figure 1 : Circuit Diagram of Clopitt’s Oscillator

Disadvantages :

  • Because of inductor L circuit becomes bulky and cost of circuit is more.
  • Poor frequency stability.
  • Difficult to adjust feedback as capacitor values has to be changed.
  • Poor Isolation (Load impedance v/s frequency).
  • Hard to design.
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